2. Addition

3. Subtraction

5. Division

6. Measurement

6.1.1. Identify - Long or Short

6.1.2. Identify - Tall or Short

6.1.3. Units of Length

6.1.4. Measure Using a Ruler

6.1.5.1. Addition of Lengths

6.1.5.2. Subtraction of Lengths

6.1.5.2.1. Subtraction of Length in Meter or Centimeter

6.1.6. Word Problems

7. Geometry

8. Time

9. Patterns

10. Data Handling