4. Integers

6. Fractions

7. Decimals

10. Unitary Method

13. Mensuration

14. Geometry

14.2. Quadrilateral

14.3. Polygon

14.4. Curve

14.4.1. Straight and Curved Lines

14.4.2. Open Curve

14.4.3. Closed Curve

14.4.4. Simple Closed Curve

14.5. Triangles

14.6. Angle

14.8. Types of Lines

14.10. Circle

16. Linear Symmetry

17. Data Handling