Nets for cube, cuboids, cylinders, cones and tetrahedrons.

Elements of 3-D figures. (Faces, Edges and vertices)

Identification of 3-D shapes: Cubes, Cuboids, cylinder, sphere, cone, prism (triangular), pyramid (triangular and square) Identification and locating in thesurroundings

Simple polygons (introduction) (Upto octagons regulars as well asnon-regular).

Types of quadrilaterals – Trapezium, parallelogram, rectangle, square, rhombus.

Classification of triangles (on the basis of sides, and of angles)

Types of angles- acute, obtuse, right, straight, reflex, complete and zero angle

Pair of lines

Measure of angles

Measure of Line segment