4.3. Types of Lines
4.5. Angle
4.6. Triangles
4.7. Curve
4.8. Polygon
4.9. Quadrilateral
4.10. Circle
6. Integers
7. Fractions
7.6. Unit Fraction
7.8. Equivalent Fractions
7.10. Comparing Fractions
7.11. Operations on Fractions
8. Decimals
9.3. Pictographs
9.4. Bar graphs
10. Mensuration
11. Algebra
13. Symmetry