Problems attempted
0
Time elapsed
paused
00 00 00
hr min sec
SmartScore
out of 100
0
If you select a marble without looking, which color are you more likely to pick?


orange
blue
First-grade skills Show expanded view
Counting and number patterns
Addition
Addition - skill builders
Subtraction
Subtraction - skill builders
Mixed operations
Comparing
Estimating
Fractions
Geometry
Spatial sense
Data and graphs
Measurement
Money
Patterns
Probability and statistics
Sorting, ordering, and classifying
Time