The big ideas in grade 2 include: extending understanding of the base-ten number system, building fluency with addition and subtraction, using standard units of measure, and describing and analyzing shapes.

Unit 1: Adding, Subtracting, and Working with Data 

Unit 2: Adding and Subtracting within 100

Unit 3: Measuring Length

Unit 4: Addition and Subtraction on the Number Line

Unit 5: Numbers to 1,000

Unit 6: Geometry, Time, and Money

Unit 7: Adding and Subtracting within 1,000

Unit 8: Equal Groups