BCPS UNITS

1. How Many of Each? 
   Addition, Subtraction, and the Number System 1
2. Making Shapes and Designing Quilts 
   2-D Geometry
3. Solving Story Problems 
   Addition, Subtraction, and the Number System 2
4. What Would You Rather Be? 
   Data Analysis
5. Fish Lengths and Animal Jumps 
   Measurement
6. Number Games and Crayon Puzzles 
   Addition, Subtraction, and the Number System 3
7. Twos, Fives, and Tens 
   Addition, Subtraction, and the Number System 4
8. Blocks and Boxes 
   3-D Geometry

The Year at a Glance provides an overview of the mathematics content taught in the course.

• developing understanding of addition, subtraction, and strategies for addition and subtraction within 20;
• developing understanding of whole number relationships and place value, including grouping in tens and ones;
• developing understanding of linear measurement and measuring lengths as iterating length units; and
• reasoning about attributes of, and composing and decomposing geometric shapes.