IXL skill plan | 2nd grade plan for Investigations 3

Skill plan for Investigations 3 - 2nd grade

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1	Unit 1 Coins, Number Strings, and Story Problems
Investigation 1 - Introducing Math Tools and Classroom Routines
Session 1.1: Today's Number		1. Number lines - up to 100 2. Compare numbers up to 20 3. Make 10 using addition
Session 1.1: Today's Number
1. Number lines - up to 100 2. Compare numbers up to 20 3. Make 10 using addition

Session 1.2: Counting Cubes and Pattern Blocks		1. Skip-count by tens 2. Compose two-dimensional shapes Also consider: • Name the two-dimensional shape
Session 1.2: Counting Cubes and Pattern Blocks
1. Skip-count by tens 2. Compose two-dimensional shapes Also consider: • Name the two-dimensional shape

Session 1.3: Quick Images		1. Names and values of common coins 2. Add doubles using models
Session 1.3: Quick Images
1. Names and values of common coins 2. Add doubles using models

Session 1.4: The 100 Chart		1. Hundred chart - fill in the missing numbers
Session 1.4: The 100 Chart
1. Hundred chart - fill in the missing numbers

Session 1.5: How Many Pennies?		1. Exchanging pennies for other coins
Session 1.5: How Many Pennies?
1. Exchanging pennies for other coins

Session 1.6: Telling Time		1. Read clocks and write times: to the hour 2. Make 12 using addition and subtraction Also consider: • Skip-counting sequences: ones, tens, and hundreds
Session 1.6: Telling Time
1. Read clocks and write times: to the hour 2. Make 12 using addition and subtraction Also consider: • Skip-counting sequences: ones, tens, and hundreds
Investigation 2 - Does Order Matter?
Session 2.1: Revisiting Today's Number		1. Make 7 using addition and subtraction
Session 2.1: Revisiting Today's Number
1. Make 7 using addition and subtraction

Session 2.2: Five-in-a-Row with Four Cards		1. Add one-digit numbers - sums to 20
Session 2.2: Five-in-a-Row with Four Cards
1. Add one-digit numbers - sums to 20

Session 2.3: Does Order Matter?		1. Add in any order 2. Add three one-digit numbers
Session 2.3: Does Order Matter?
1. Add in any order 2. Add three one-digit numbers

Session 2.4: How Many Pockets?		1. Which tally chart is correct? 2. Add four one-digit numbers Also consider: • Addition word problems - three one-digit numbers
Session 2.4: How Many Pockets?
1. Which tally chart is correct? 2. Add four one-digit numbers Also consider: • Addition word problems - three one-digit numbers

Session 2.5: Addition Facts		1. Add doubles 2. Adding 1 3. Adding 2 4. Complete the addition sentence - make ten
Session 2.5: Addition Facts
1. Add doubles 2. Adding 1 3. Adding 2 4. Complete the addition sentence - make ten

Session 2.6: Five-in-a-Row: Subtraction with Three Cubes		1. Subtraction with pictures 2. Subtract by counting back - up to 10 3. Subtract by counting on - up to 10 4. Use addition to subtract - up to 10
Session 2.6: Five-in-a-Row: Subtraction with Three Cubes
1. Subtraction with pictures 2. Subtract by counting back - up to 10 3. Subtract by counting on - up to 10 4. Use addition to subtract - up to 10

Session 2.7: Quick Images: Ten Frames		1. Addition and subtraction - up to 20 2. Count on ten frames - up to 10
Session 2.7: Quick Images: Ten Frames
1. Addition and subtraction - up to 20 2. Count on ten frames - up to 10

Session 2.8: Number Strings		1. Add four or more one-digit numbers 2. Use number lines to subtract two-digit numbers 3. Make 14 using addition and subtraction
Session 2.8: Number Strings
1. Add four or more one-digit numbers 2. Use number lines to subtract two-digit numbers 3. Make 14 using addition and subtraction
Investigation 3 - Comparing Quantities and Counting by Groups
Session 3.1: Introducing Enough for the Class? Problems		1. Comparison word problems up to 20: how many more or fewer? Also consider: • Comparison word problems up to 10: how many more or fewer?
Session 3.1: Introducing Enough for the Class? Problems
1. Comparison word problems up to 20: how many more or fewer? Also consider: • Comparison word problems up to 10: how many more or fewer?

Session 3.2: Subtraction Facts		1. Subtracting 1 2. Subtracting 2 3. Subtract doubles
Session 3.2: Subtraction Facts
1. Subtracting 1 2. Subtracting 2 3. Subtract doubles

Session 3.3: Collect 50¢		1. Count money up to $1 2. Equivalent amounts of money up to $1
Session 3.3: Collect 50¢
1. Count money up to $1 2. Equivalent amounts of money up to $1

Session 3.4: Comparing Two Numbers		1. Do you have enough money? - up to $1 2. Compare lengths: customary units
Session 3.4: Comparing Two Numbers
1. Do you have enough money? - up to $1 2. Compare lengths: customary units

Session 3.5: Groups of 2, 5, and 10		1. Skip-count by twos, fives, and tens 2. Value of a digit - tens and ones 3. Count money - pennies, nickels, and dimes only Also consider: • Skip-count by fives and tens
Session 3.5: Groups of 2, 5, and 10
1. Skip-count by twos, fives, and tens 2. Value of a digit - tens and ones 3. Count money - pennies, nickels, and dimes only Also consider: • Skip-count by fives and tens

Session 3.6: Tens and Ones		1. Use ten frames to add 2. Make ten to add 3. Place value models - tens and ones
Session 3.6: Tens and Ones
1. Use ten frames to add 2. Make ten to add 3. Place value models - tens and ones

Session 3.7: Enough for the Class?		1. Compare lengths: metric units 2. Convert to/from a number - tens and ones
Session 3.7: Enough for the Class?
1. Compare lengths: metric units 2. Convert to/from a number - tens and ones
Investigation 4 - Solving Story Problems
Session 4.1: Introducing Story Problems		1. Read clocks and write times: hour and half hour 2. Addition and subtraction word problems - up to 20 Also consider: • Addition word problems - sums to 20 • Subtraction word problems - up to 20
Session 4.1: Introducing Story Problems
1. Read clocks and write times: hour and half hour 2. Addition and subtraction word problems - up to 20 Also consider: • Addition word problems - sums to 20 • Subtraction word problems - up to 20

Session 4.2: Strategies for Solving a Subtraction Story Problem		1. Subtraction word problems - up to 40
Session 4.2: Strategies for Solving a Subtraction Story Problem
1. Subtraction word problems - up to 40

Session 4.3: Strategies for Solving an Addition Story Problem		1. Addition word problems - sums to 40 Also consider: • Add by counting on - sums to 20
Session 4.3: Strategies for Solving an Addition Story Problem
1. Addition word problems - sums to 40 Also consider: • Add by counting on - sums to 20

Session 4.4: Strategies for Subtracting		1. Subtract by counting back - up to 20 2. Subtract by counting on - up to 20 3. Use ten to subtract 4. Use addition to subtract - up to 20
Session 4.4: Strategies for Subtracting
1. Subtract by counting back - up to 20 2. Subtract by counting on - up to 20 3. Use ten to subtract 4. Use addition to subtract - up to 20

Session 4.5: Solving Story Problems		1. Addition and subtraction word problems - up to 40 2. Make 18 using addition and subtraction
Session 4.5: Solving Story Problems
1. Addition and subtraction word problems - up to 40 2. Make 18 using addition and subtraction

2	Unit 2 Attributes of Shapes and Parts of a Whole
Investigation 1 - Attributes of 2-D and 3-D Shapes
Session 1.1: Describing and Drawing 2-D and 3-D Shapes		1. Count faces of three-dimensional shapes 2. Cubes, rectangular prisms, and triangular prisms Also consider: • Two-dimensional and three-dimensional shapes
Session 1.1: Describing and Drawing 2-D and 3-D Shapes
1. Count faces of three-dimensional shapes 2. Cubes, rectangular prisms, and triangular prisms Also consider: • Two-dimensional and three-dimensional shapes

Session 1.2: Geoblock Faces		1. Identify faces of three-dimensional shapes 2. Count vertices, edges, and faces
Session 1.2: Geoblock Faces
1. Identify faces of three-dimensional shapes 2. Count vertices, edges, and faces

Session 1.3: Sorting 3-D Shapes		1. Compare vertices, edges, and faces
Session 1.3: Sorting 3-D Shapes
1. Compare vertices, edges, and faces

Session 1.4: Trace a Face		1. Identify shapes traced from solids
Session 1.4: Trace a Face
1. Identify shapes traced from solids

Session 1.5: Attributes of 3-D Shapes		1. Sort three-dimensional shapes 2. Identify congruent shapes
Session 1.5: Attributes of 3-D Shapes
1. Sort three-dimensional shapes 2. Identify congruent shapes
Investigation 2 - Quadrilaterals, Rectangles, and Squares
Session 2.1: Sorting Polygons by Number of Sides		1. Count sides and vertices 2. Name quadrilaterals and other polygons
Session 2.1: Sorting Polygons by Number of Sides
1. Count sides and vertices 2. Name quadrilaterals and other polygons

Session 2.2: Sorting Quadrilaterals		1. Angles greater than, less than, or equal to a right angle 2. Identify rectangles Also consider: • Classify quadrilaterals • Draw quadrilaterals
Session 2.2: Sorting Quadrilaterals
1. Angles greater than, less than, or equal to a right angle 2. Identify rectangles Also consider: • Classify quadrilaterals • Draw quadrilaterals

Session 2.3: Describing and Building Rectangles		1. Identify repeated addition for arrays - sums to 10 2. Tile a rectangle with squares
Session 2.3: Describing and Building Rectangles
1. Identify repeated addition for arrays - sums to 10 2. Tile a rectangle with squares

Session 2.4: Rectangles on the Geoboard		1. Write addition sentences for arrays - sums to 10 Also consider: • Draw polygons
Session 2.4: Rectangles on the Geoboard
1. Write addition sentences for arrays - sums to 10 Also consider: • Draw polygons

Session 2.5: Tiles: How Many Rectangles?		1. Create rectangles with a given area
Session 2.5: Tiles: How Many Rectangles?
1. Create rectangles with a given area

Session 2.6: Is It a Rectangle?		1. Add doubles - complete the sentence
Session 2.6: Is It a Rectangle?
1. Add doubles - complete the sentence
Investigation 3 - Halves, Quarters, and Thirds
Session 3.1: What is a Half? Session 3.2: Can Halves Look Different? Session 3.3: Halves of Blocks and Rectangles		1. Identify halves 2. Make halves 3. Make halves in different ways Also consider: • Equal parts
Session 3.1: What is a Half? Session 3.2: Can Halves Look Different? Session 3.3: Halves of Blocks and Rectangles
1. Identify halves 2. Make halves 3. Make halves in different ways Also consider: • Equal parts

Session 3.4: Fourths of a Square		1. Identify fourths 2. Make fourths
Session 3.4: Fourths of a Square
1. Identify fourths 2. Make fourths

Session 3.5: Thirds of a Flag		1. Make thirds Also consider: • Identify halves, thirds, and fourths • Make halves, thirds, and fourths • Make halves, thirds, and fourths in different ways
Session 3.5: Thirds of a Flag
1. Make thirds Also consider: • Identify halves, thirds, and fourths • Make halves, thirds, and fourths • Make halves, thirds, and fourths in different ways

Session 3.6: Fraction Flags Session 3.7: Fraction Flag Posters		1. Identify the fraction - including 1 whole 2. Fractions of a whole: modeling word problems 3. Fractions of a whole: word problems Also consider: • Which shape illustrates the fraction?
Session 3.6: Fraction Flags Session 3.7: Fraction Flag Posters
1. Identify the fraction - including 1 whole 2. Fractions of a whole: modeling word problems 3. Fractions of a whole: word problems Also consider: • Which shape illustrates the fraction?

Session 3.8: Identifying Equal Parts of a Whole and Is It One Third?		1. Identify a half, a third, and a fourth 2. Identify thirds Also consider: • Identify eighths • Make eighths
Session 3.8: Identifying Equal Parts of a Whole and Is It One Third?
1. Identify a half, a third, and a fourth 2. Identify thirds Also consider: • Identify eighths • Make eighths

3	Unit 3 How Many Stickers? How Many Cents?
Investigation 1 - Sticker Station
Session 1.1: Sticker Station		1. Place value models up to 40
Session 1.1: Sticker Station
1. Place value models up to 40

Session 1.2: Making Numbers with Strips and Singles		1. Regroup tens and ones - ways to make a number
Session 1.2: Making Numbers with Strips and Singles
1. Regroup tens and ones - ways to make a number

Session 1.3: Making Numbers with Dimes and Pennies		1. Equivalent groups of coins - pennies and dimes Also consider: • Count money - pennies and dimes only
Session 1.3: Making Numbers with Dimes and Pennies
1. Equivalent groups of coins - pennies and dimes Also consider: • Count money - pennies and dimes only

Session 1.4: Roll-a-Square		1. Use models to add a two-digit and a one-digit number - without regrouping 2. Use models to add a two-digit and a one-digit number - with regrouping 3. Use models to subtract a one-digit number from a two-digit number - without regrouping 4. Use models to subtract a one-digit number from a two-digit number - with regrouping
Session 1.4: Roll-a-Square
1. Use models to add a two-digit and a one-digit number - without regrouping 2. Use models to add a two-digit and a one-digit number - with regrouping 3. Use models to subtract a one-digit number from a two-digit number - without regrouping 4. Use models to subtract a one-digit number from a two-digit number - with regrouping

Session 1.5: Sticker Books		1. Complete the addition sentence - make a multiple of ten Also consider: • Convert from expanded form - up to 100
Session 1.5: Sticker Books
1. Complete the addition sentence - make a multiple of ten Also consider: • Convert from expanded form - up to 100

Session 1.6: Making Numbers with Tens and Ones Session 1.7: Story Problems about Roll-a-Square Session 1.8: How Many of Each? and How Many More?		1. Regroup tens and ones 2. Add a two-digit and a one-digit number - without regrouping 3. Add a two-digit and a one-digit number - with regrouping 4. Subtract a one-digit number from a two-digit number - without regrouping 5. Subtract a one-digit number from a two-digit number - with regrouping
Session 1.6: Making Numbers with Tens and Ones Session 1.7: Story Problems about Roll-a-Square Session 1.8: How Many of Each? and How Many More?
1. Regroup tens and ones 2. Add a two-digit and a one-digit number - without regrouping 3. Add a two-digit and a one-digit number - with regrouping 4. Subtract a one-digit number from a two-digit number - without regrouping 5. Subtract a one-digit number from a two-digit number - with regrouping
Investigation 2 - Adding and Subtracting Within 100
Session 2.1: Close to 20		1. Add three one-digit numbers - addends up to 9 2. Complete the addition sentence - make 20
Session 2.1: Close to 20
1. Add three one-digit numbers - addends up to 9 2. Complete the addition sentence - make 20

Session 2.2: Near-Doubles		1. Add near doubles 2. Addition and subtraction facts - up to 20
Session 2.2: Near-Doubles
1. Add near doubles 2. Addition and subtraction facts - up to 20

Session 2.3: Story Problems with Stickers		1. Add a multiple of ten and a two-digit number 2. Use models to add two-digit numbers - without regrouping
Session 2.3: Story Problems with Stickers
1. Add a multiple of ten and a two-digit number 2. Use models to add two-digit numbers - without regrouping

Session 2.4: More Story Problems with Stickers		1. Use models to subtract a multiple of ten from a two-digit number 2. Use models to subtract two-digit numbers - without regrouping Also consider: • Subtract two multiples of ten • Subtract a multiple of ten from a two-digit number
Session 2.4: More Story Problems with Stickers
1. Use models to subtract a multiple of ten from a two-digit number 2. Use models to subtract two-digit numbers - without regrouping Also consider: • Subtract two multiples of ten • Subtract a multiple of ten from a two-digit number

Session 2.5: Get to 100		1. Skip-count by fives
Session 2.5: Get to 100
1. Skip-count by fives

Session 2.6: 23 Stickers Plus 37 Stickers		1. Add two-digit numbers without regrouping - sums to 100 2. Use number lines to add two-digit numbers Also consider: • Add two-digit numbers - sums are multiples of ten
Session 2.6: 23 Stickers Plus 37 Stickers
1. Add two-digit numbers without regrouping - sums to 100 2. Use number lines to add two-digit numbers Also consider: • Add two-digit numbers - sums are multiples of ten

Session 2.7: Collect $1.00		1. Exchanging money - with pictures 2. Exchanging money
Session 2.7: Collect $1.00
1. Exchanging money - with pictures 2. Exchanging money

Session 2.8: Strategies for Subtracting Session 2.9: Spend a Dollar		1. Subtract two-digit numbers - without regrouping
Session 2.8: Strategies for Subtracting Session 2.9: Spend a Dollar
1. Subtract two-digit numbers - without regrouping
Investigation 3 - Problems with an Unknown Change or an Unknown Start
Session 3.1: Problems with Unknown Change		1. Complete the addition sentence with change unknown - multiples of ten 2. Complete the subtraction sentence with change unknown - multiples of ten Also consider: • Complete the addition sentence with change unknown - up to 100 • Complete the subtraction sentence with change unknown - up to 100
Session 3.1: Problems with Unknown Change
1. Complete the addition sentence with change unknown - multiples of ten 2. Complete the subtraction sentence with change unknown - multiples of ten Also consider: • Complete the addition sentence with change unknown - up to 100 • Complete the subtraction sentence with change unknown - up to 100

Session 3.2: 10 Tens Is 100		1. Convert between place values - ones and hundreds Also consider: • Convert between place values - ones, tens, and hundreds
Session 3.2: 10 Tens Is 100
1. Convert between place values - ones and hundreds Also consider: • Convert between place values - ones, tens, and hundreds

Session 3.3: Numbers to 500		1. Comparing numbers up to 1,000
Session 3.3: Numbers to 500
1. Comparing numbers up to 1,000

Session 3.4: Problems with Start Unknown		1. Complete the addition sentence with start unknown - multiples of ten 2. Complete the subtraction sentence with start unknown - multiples of ten Also consider: • Complete the addition or subtraction sentence with start unknown - up to 100
Session 3.4: Problems with Start Unknown
1. Complete the addition sentence with start unknown - multiples of ten 2. Complete the subtraction sentence with start unknown - multiples of ten Also consider: • Complete the addition or subtraction sentence with start unknown - up to 100

Session 3.5: Plus or Minus 10: Five-in-a-Row		1. Ten more or less 2. Count forward by tens - up to 1,000
Session 3.5: Plus or Minus 10: Five-in-a-Row
1. Ten more or less 2. Count forward by tens - up to 1,000

Session 3.6: A Problem about an Unknown Start		1. Add or subtract a multiple of 10 - up to 100 2. Input/output tables - add and subtract by 10 Also consider: • Add a multiple of 10 to a two-digit number • Subtract a multiple of 10 from a two-digit number
Session 3.6: A Problem about an Unknown Start
1. Add or subtract a multiple of 10 - up to 100 2. Input/output tables - add and subtract by 10 Also consider: • Add a multiple of 10 to a two-digit number • Subtract a multiple of 10 from a two-digit number

Session 3.7: Story Problems with an Unknown Change or an Unknown Start		1. Complete the number sentence with start or change unknown - multiples of ten Also consider: • Complete the addition sentence with start or change unknown - multiples of ten
Session 3.7: Story Problems with an Unknown Change or an Unknown Start
1. Complete the number sentence with start or change unknown - multiples of ten Also consider: • Complete the addition sentence with start or change unknown - multiples of ten

4	Unit 4 Pockets, Teeth, and Guess My Rule
Investigation 1 - Working with Categorical Data
Session 1.1: Guess My Rule and Picture Graphs		1. Create picture graphs Also consider: • Interpret picture graphs
Session 1.1: Guess My Rule and Picture Graphs
1. Create picture graphs Also consider: • Interpret picture graphs

Session 1.2: Yekttis: Identifying Attributes and Categories		1. Classify and sort by one attribute - shape or color
Session 1.2: Yekttis: Identifying Attributes and Categories
1. Classify and sort by one attribute - shape or color

Session 1.3: Yekttis: Representing Data with Shared Attributes		1. Sort shapes into a Venn diagram Also consider: • Count shapes in a Venn diagram
Session 1.3: Yekttis: Representing Data with Shared Attributes
1. Sort shapes into a Venn diagram Also consider: • Count shapes in a Venn diagram

Session 1.4: Using Bar Graphs		1. Interpret bar graphs I
Session 1.4: Using Bar Graphs
1. Interpret bar graphs I

Session 1.5: Representing Data about Favorite Weekend Activities		1. Create bar graphs
Session 1.5: Representing Data about Favorite Weekend Activities
1. Create bar graphs

Session 1.6: Organizing and Representing Food Data		1. Interpret bar graphs II 2. Match analog clocks and times to 15 minutes
Session 1.6: Organizing and Representing Food Data
1. Interpret bar graphs II 2. Match analog clocks and times to 15 minutes
Investigation 2 - Working with Numerical Data
Sessions 2.1 to 2.6		1. Create line plots 2. Interpret line plots Also consider: • Create line plots II • Ways to make a number with addition - sums to 20
Sessions 2.1 to 2.6
1. Create line plots 2. Interpret line plots Also consider: • Create line plots II • Ways to make a number with addition - sums to 20

5	Unit 5 How Many Tens? How Many Hundreds?
Investigation 1 - Combinations of 100
Session 1.1: Plus 9 or Minus 9 Bingo		1. Adding 9 2. Subtracting 9
Session 1.1: Plus 9 or Minus 9 Bingo
1. Adding 9 2. Subtracting 9

Session 1.2: Capture 5: Adding and Subtracting Tens and Ones		1. Find 1, 2, 3, 10, 20, or 30 more/less on a hundred chart
Session 1.2: Capture 5: Adding and Subtracting Tens and Ones
1. Find 1, 2, 3, 10, 20, or 30 more/less on a hundred chart

Session 1.3: How Many Stickers? How Many More to Get 100?		1. Use models to add two-digit numbers - with regrouping 2. Use place value to add two-digit numbers - with regrouping 3. Add two-digit numbers with regrouping - sums to 100 Also consider: • Use place value to add two-digit numbers - without regrouping • Estimate sums
Session 1.3: How Many Stickers? How Many More to Get 100?
1. Use models to add two-digit numbers - with regrouping 2. Use place value to add two-digit numbers - with regrouping 3. Add two-digit numbers with regrouping - sums to 100 Also consider: • Use place value to add two-digit numbers - without regrouping • Estimate sums

Session 1.4: Make a Dollar		1. How much more to make a dollar? Also consider: • Least number of coins
Session 1.4: Make a Dollar
1. How much more to make a dollar? Also consider: • Least number of coins

Session 1.5: How Much to $1.00? How Much to 100? Session 1.6: How Much More to $1.00?		1. Complete the addition sentence - make 100 2. Adding 7 or 8 Also consider: • Read clocks and write times to 15 minutes
Session 1.5: How Much to $1.00? How Much to 100? Session 1.6: How Much More to $1.00?
1. Complete the addition sentence - make 100 2. Adding 7 or 8 Also consider: • Read clocks and write times to 15 minutes
Investigation 2 - Adding within 100 and Counting to 1,000
Session 2.1: Close to 100		1. Complete the addition sentence - make 100 with multiples of ten 2. Addition patterns with multiples of ten Also consider: • Add two multiples of ten
Session 2.1: Close to 100
1. Complete the addition sentence - make 100 with multiples of ten 2. Addition patterns with multiples of ten Also consider: • Add two multiples of ten

Session 2.2: Numbers to 1,000		1. Add two-digit numbers - sums to 100 2. Add two-digit numbers - sums to 200
Session 2.2: Numbers to 1,000
1. Add two-digit numbers - sums to 100 2. Add two-digit numbers - sums to 200

Session 2.3: Stickers: Hundreds, Tens, and Ones		1. Place value models - up to hundreds 2. Convert to/from a number - up to hundreds Also consider: • Convert from expanded form - up to hundreds • Value of a digit - up to hundreds
Session 2.3: Stickers: Hundreds, Tens, and Ones
1. Place value models - up to hundreds 2. Convert to/from a number - up to hundreds Also consider: • Convert from expanded form - up to hundreds • Value of a digit - up to hundreds

Session 2.4: Plus or Minus 10 or 100		1. Add 10 or 100 to a three-digit number 2. Subtract 10 or 100 from a three-digit number Also consider: • Input/output tables - add and subtract by 100 • Input/output tables - add and subtract by 10 or 100
Session 2.4: Plus or Minus 10 or 100
1. Add 10 or 100 to a three-digit number 2. Subtract 10 or 100 from a three-digit number Also consider: • Input/output tables - add and subtract by 100 • Input/output tables - add and subtract by 10 or 100

Session 2.5: What Do You Know about 345?		1. Add or subtract a multiple of 10 or 100 Also consider: • Add a multiple of 10 or 100 to a three-digit number • Subtract a multiple of 10 or 100 from a three-digit number
Session 2.5: What Do You Know about 345?
1. Add or subtract a multiple of 10 or 100 Also consider: • Add a multiple of 10 or 100 to a three-digit number • Subtract a multiple of 10 or 100 from a three-digit number

Session 2.6: Ten Hundreds Make One Thousand		1. Convert between place values - up to thousands Also consider: • Make the largest or smallest number possible
Session 2.6: Ten Hundreds Make One Thousand
1. Convert between place values - up to thousands Also consider: • Make the largest or smallest number possible
Investigation 3 - Fluency within 100
Session 3.1: Strategies for Addition		1. Addition word problems - up to two digits
Session 3.1: Strategies for Addition
1. Addition word problems - up to two digits

Session 3.2: Comparison Problems with the Bigger Amount Unknown		1. Comparison word problems up to 20: what is the larger amount?
Session 3.2: Comparison Problems with the Bigger Amount Unknown
1. Comparison word problems up to 20: what is the larger amount?

Session 3.3: Capture 5 in the 1,000 Book		1. Find 1, 2, 3, 10, 20, or 30 more/less 2. Add or subtract a one-digit number and a three-digit number Also consider: • Add a one-digit number and a three-digit number • Subtract a one-digit number from a three-digit number
Session 3.3: Capture 5 in the 1,000 Book
1. Find 1, 2, 3, 10, 20, or 30 more/less 2. Add or subtract a one-digit number and a three-digit number Also consider: • Add a one-digit number and a three-digit number • Subtract a one-digit number from a three-digit number

Session 3.4: Adding Tens and Ones		1. Addition word problems - sums to 200
Session 3.4: Adding Tens and Ones
1. Addition word problems - sums to 200

Session 3.5: Adding One Number on in Parts		1. Break apart a two-digit number to add - sums to 100 Also consider: • Break apart a one-digit number to add
Session 3.5: Adding One Number on in Parts
1. Break apart a two-digit number to add - sums to 100 Also consider: • Break apart a one-digit number to add

Session 3.6: Enough for the Grade?		1. Two-step addition and subtraction word problems - up to 100 2. Add three numbers up to two digits each Also consider: • Addition word problems - three numbers up to two digits each
Session 3.6: Enough for the Grade?
1. Two-step addition and subtraction word problems - up to 100 2. Add three numbers up to two digits each Also consider: • Addition word problems - three numbers up to two digits each

Session 3.7: Fluency with Addition		1. Add four numbers up to two digits each 2. Addition word problems - four numbers up to two digits each
Session 3.7: Fluency with Addition
1. Add four numbers up to two digits each 2. Addition word problems - four numbers up to two digits each

Session 3.8: Adding within 100, Counting within 1,000		1. Guess the number
Session 3.8: Adding within 100, Counting within 1,000
1. Guess the number

6	Unit 6 How Far Can You Jump?
Investigation 1 - The Land of Inch
Session 1.1: How Far Can You Jump?: Measuring with Different Units Session 1.2: Comparing Longest and Shortest Jumps Session 1.3: Comparing All of Our Jumps Session 1.4: The Land of Inch Session 1.5: Measuring with the Inch-Brick Tool Session 1.6: A Measurement Disagreement		Measure 1. Measure length with objects 2. Measure length with cubes 3. Measure length with inch cubes Compare measurements 4. Comparing: how many more or fewer?
Session 1.1: How Far Can You Jump?: Measuring with Different Units Session 1.2: Comparing Longest and Shortest Jumps Session 1.3: Comparing All of Our Jumps Session 1.4: The Land of Inch Session 1.5: Measuring with the Inch-Brick Tool Session 1.6: A Measurement Disagreement
Measure 1. Measure length with objects 2. Measure length with cubes 3. Measure length with inch cubes Compare measurements 4. Comparing: how many more or fewer?
Investigation 2 - Two Measurement Systems
Session 2.1: Rules and Body Benchmarks		1. Measure using an inch ruler 2. Compare lengths in inches 3. Measure to compare length in inches
Session 2.1: Rules and Body Benchmarks
1. Measure using an inch ruler 2. Compare lengths in inches 3. Measure to compare length in inches

Session 2.2: Measurement Strategies		1. Compare lengths: customary units 2. Which customary unit of length is appropriate: inches, feet, or yards? Also consider: • Customary units of length: word problems
Session 2.2: Measurement Strategies
1. Compare lengths: customary units 2. Which customary unit of length is appropriate: inches, feet, or yards? Also consider: • Customary units of length: word problems

Session 2.3: Moving to Metric		1. Which metric unit of length is appropriate?
Session 2.3: Moving to Metric
1. Which metric unit of length is appropriate?

Session 2.4: Measuring with Metric Units		1. Measure using a centimeter ruler 2. Compare lengths in centimeters 3. Measure to compare length in centimeters
Session 2.4: Measuring with Metric Units
1. Measure using a centimeter ruler 2. Compare lengths in centimeters 3. Measure to compare length in centimeters

Session 2.5: Inches and Centimeters		1. Metric units of length: word problems Also consider: • Measure with different customary units: inches, feet, and yards • Measure with different metric units
Session 2.5: Inches and Centimeters
1. Metric units of length: word problems Also consider: • Measure with different customary units: inches, feet, and yards • Measure with different metric units

Session 2.6: Measuring and Comparing Lengths		1. Compare lengths: metric units
Session 2.6: Measuring and Comparing Lengths
1. Compare lengths: metric units

7	Unit 7 Partners, Teams, and Other Groups
Investigation 1 - Is It Even or Odd?
Session 1.1: Partners and Teams Session 1.2: Defining Even and Odd Session 1.3: Linda and Ebony: Can They Share It Equally? Session 1.4: Is It Even or Odd?		1. Even or odd number of shapes - up to 20 2. Identify even and odd numbers - up to 20 3. Identify even and odd numbers - up to 100 4. Select even and odd numbers - up to 100 Also consider: • Even or odd numbers on number lines • Which even or odd number comes before or after?
Session 1.1: Partners and Teams Session 1.2: Defining Even and Odd Session 1.3: Linda and Ebony: Can They Share It Equally? Session 1.4: Is It Even or Odd?
1. Even or odd number of shapes - up to 20 2. Identify even and odd numbers - up to 20 3. Identify even and odd numbers - up to 100 4. Select even and odd numbers - up to 100 Also consider: • Even or odd numbers on number lines • Which even or odd number comes before or after?
Investigation 2 - Exploring Equal Groups
Session 2.1: How Many Floors? How Many Rooms? Representing Equal Groups with Arrays Session 2.2: When You Add a Floor, You Add 5 Rooms Session 2.3: Comparing Different Buildings with Same Size Equal Groups Session 2.4: Building with Equal Groups Session 2.5: One Hexagon: How Many Trianges? Session 2.6: Sums of Equal Groups		Repeated addition with arrays 1. Identify repeated addition for arrays - sums to 25 2. Write addition sentences for arrays - sums to 25 3. Solve word problems with arrays using repeated addition Equal groups 4. Count equal groups 5. Identify repeated addition for equal groups - sums to 25 6. Write addition sentences for equal groups - sums to 25 7. Divide by counting equal groups 8. Solve word problems with equal groups using repeated addition Skip counting 9. Skip-counting sequences: count by threes 10. Skip-counting sequences - two, three, four, five, and ten 11. Skip-count with tables Same area 12. Select two figures with the same area
Session 2.1: How Many Floors? How Many Rooms? Representing Equal Groups with Arrays Session 2.2: When You Add a Floor, You Add 5 Rooms Session 2.3: Comparing Different Buildings with Same Size Equal Groups Session 2.4: Building with Equal Groups Session 2.5: One Hexagon: How Many Trianges? Session 2.6: Sums of Equal Groups
Repeated addition with arrays 1. Identify repeated addition for arrays - sums to 25 2. Write addition sentences for arrays - sums to 25 3. Solve word problems with arrays using repeated addition Equal groups 4. Count equal groups 5. Identify repeated addition for equal groups - sums to 25 6. Write addition sentences for equal groups - sums to 25 7. Divide by counting equal groups 8. Solve word problems with equal groups using repeated addition Skip counting 9. Skip-counting sequences: count by threes 10. Skip-counting sequences - two, three, four, five, and ten 11. Skip-count with tables Same area 12. Select two figures with the same area

8	Unit 8 Enough for the Class? Enough for the Grade?
Investigation 1 - Subtraction: Fluency within 100
Session 1.1: Comparison Problems with the Smaller Amount Unknown		1. Comparison word problems up to 20: what is the smaller amount? Also consider: • Comparison word problems - up to 20
Session 1.1: Comparison Problems with the Smaller Amount Unknown
1. Comparison word problems up to 20: what is the smaller amount? Also consider: • Comparison word problems - up to 20

Session 1.2: The Remaining Facts		1. Subtract a one-digit number from a two-digit number up to 20 Also consider: • Addition and subtraction facts - up to 20
Session 1.2: The Remaining Facts
1. Subtract a one-digit number from a two-digit number up to 20 Also consider: • Addition and subtraction facts - up to 20

Session 1.3: It Only Says Who Has More		1. Make 9 or 10 using subtraction
Session 1.3: It Only Says Who Has More
1. Make 9 or 10 using subtraction

Session 1.4: Spend $1.00		1. Correct amount of change Also consider: • Subtract money up to $1 • Making change
Session 1.4: Spend $1.00
1. Correct amount of change Also consider: • Subtract money up to $1 • Making change

Session 1.5: Get To 0
Session 1.5: Get To 0


Session 1.6: Pinching Paper Clips
Session 1.6: Pinching Paper Clips


Session 1.7: Subtracting in Parts		1. Use models to subtract two-digit numbers - with regrouping 2. Break apart a two-digit number to subtract Also consider: • Use place value to subtract two-digit numbers - without regrouping • Use place value to subtract two-digit numbers - with regrouping • Break apart a one-digit number to subtract
Session 1.7: Subtracting in Parts
1. Use models to subtract two-digit numbers - with regrouping 2. Break apart a two-digit number to subtract Also consider: • Use place value to subtract two-digit numbers - without regrouping • Use place value to subtract two-digit numbers - with regrouping • Break apart a one-digit number to subtract

Session 1.8: Adding Up or Subtracting Back		1. Complete the addition sentence - up to two digits Also consider: • Fact families - up to 100
Session 1.8: Adding Up or Subtracting Back
1. Complete the addition sentence - up to two digits Also consider: • Fact families - up to 100

Session 1.9: Subtraction Strategies		1. Subtract two-digit numbers - with regrouping
Session 1.9: Subtraction Strategies
1. Subtract two-digit numbers - with regrouping

Session 1.10: Other Strategies for Subtraction		1. Subtraction word problems - up to two digits 2. Use compensation to subtract - up to two digits
Session 1.10: Other Strategies for Subtraction
1. Subtraction word problems - up to two digits 2. Use compensation to subtract - up to two digits

Session 1.11: Paper Clips and Cherries		1. Write the subtraction sentence - up to two digits
Session 1.11: Paper Clips and Cherries
1. Write the subtraction sentence - up to two digits
Investigation 2 - Models for Adding and Subtracting Larger Numbers
Session 2.1: Adding Hundreds, Tens, and Ones		1. Use models to add three-digit numbers - without regrouping 2. Use expanded form to add three-digit numbers - without regrouping 3. Addition with three-digit numbers - without regrouping Also consider: • Convert between standard and expanded form
Session 2.1: Adding Hundreds, Tens, and Ones
1. Use models to add three-digit numbers - without regrouping 2. Use expanded form to add three-digit numbers - without regrouping 3. Addition with three-digit numbers - without regrouping Also consider: • Convert between standard and expanded form

Session 2.2: How Many Pencils?		1. Use models to add three-digit numbers - with regrouping 2. Use expanded form to add three-digit numbers - with regrouping 3. Add three-digit numbers - with regrouping
Session 2.2: How Many Pencils?
1. Use models to add three-digit numbers - with regrouping 2. Use expanded form to add three-digit numbers - with regrouping 3. Add three-digit numbers - with regrouping

Session 2.3: Enough for the Grade?		1. Two-step addition and subtraction word problems
Session 2.3: Enough for the Grade?
1. Two-step addition and subtraction word problems

Session 2.4: Strategies for Adding 3-Digit Numbers		1. Addition word problems - up to three digits
Session 2.4: Strategies for Adding 3-Digit Numbers
1. Addition word problems - up to three digits

Session 2.5: Where Did the Tens and Ones Go?		1. Use models to add three-digit numbers - regroup tens and ones 2. Write the addition sentence - up to three digits
Session 2.5: Where Did the Tens and Ones Go?
1. Use models to add three-digit numbers - regroup tens and ones 2. Write the addition sentence - up to three digits

Session 2.6: Subtracting a 3-Digit Number in Parts		1. Use models to subtract from three-digit numbers - without regrouping 2. Use expanded form to subtract three-digit numbers - without regrouping 3. Subtract from three-digit numbers - without regrouping 4. Subtraction word problems with three-digit numbers - without regrouping
Session 2.6: Subtracting a 3-Digit Number in Parts
1. Use models to subtract from three-digit numbers - without regrouping 2. Use expanded form to subtract three-digit numbers - without regrouping 3. Subtract from three-digit numbers - without regrouping 4. Subtraction word problems with three-digit numbers - without regrouping

Session 2.7: Subtracting 3-Digit Numbers: Decomposing a Ten, Decomposing a Hundred		1. Use models to subtract three-digit numbers - regroup once 2. Use expanded form to subtract three-digit numbers - with regrouping 3. Subtract three-digit numbers - regroup once
Session 2.7: Subtracting 3-Digit Numbers: Decomposing a Ten, Decomposing a Hundred
1. Use models to subtract three-digit numbers - regroup once 2. Use expanded form to subtract three-digit numbers - with regrouping 3. Subtract three-digit numbers - regroup once

Session 2.8: Subtracting 3-Digit Numbers: Decomposing a Hundred and a Ten		1. Use models to subtract from three-digit numbers - with regrouping 2. Subtract three-digit numbers - regroup twice Also consider: • Subtraction word problems - up to three digits • Write the subtraction sentence - up to three digits
Session 2.8: Subtracting 3-Digit Numbers: Decomposing a Hundred and a Ten
1. Use models to subtract from three-digit numbers - with regrouping 2. Subtract three-digit numbers - regroup twice Also consider: • Subtraction word problems - up to three digits • Write the subtraction sentence - up to three digits

Session 2.9: Adding and Subtracting 3-Digit Numbers		1. Add and subtract three-digit numbers 2. Addition and subtraction word problems - up to 1,000
Session 2.9: Adding and Subtracting 3-Digit Numbers
1. Add and subtract three-digit numbers 2. Addition and subtraction word problems - up to 1,000

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