Unit 1: Sums and Differences to 10 (9 weeks)

Unit 2: Place Value and Addition and Subtraction within 20 (7 weeks)

Unit 3: Ordering and Comparing length measurements (4 weeks)

Unit 4: Place Value Comparison (7 weeks) - Focusing on the role of place value in the addition and subtraction of numbers to 40

Unit 5: Identify, Compose, and Partition Shapes (3 weeks)

Unit 6: Place Value Comparison (7 weeks) - Focusing on the role of place value in the addition and subtraction of numbers to 100