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Number Sense
Understanding 1,000
Comparing Numbers
Addition of Three-Digit Numbers
Subtraction of Three-Digit Numbers
Equivalent Sets of Coins
Exploring Multiplication
Multiplication Facts
Exploring Division
Division Facts
Equivalent Fractions
Part of a Group
Modeling Multiplication
Dividing with Remainders

 Algebra and Functions
Number Patterns
Multiplication Arrays

 Measurement and Geometry
Time to the Minute
Elapsed Time: Minutes and Hours
Tracing and Naming Faces
Using Congruent Figures
Estimating Customary Length
Estimating Metric Length
Finding Area

 Statistics, Data Analysis, and Probability
Collecting and Organizing Data
Making Bar Graphs
Recording Results of Experiments