NCERT Class 3 Mathematics Maths Mela Chapter 5 Fun with Shapes PDF (2026-27)
Fun with Shapes begins with Amma’s dot rangoli and opened-up cardboard boxes, showing how flat 2D faces—rectangles, squares, triangles and circles—form the surfaces of 3D objects. Students explore straight and curved lines, fold paper to test square corners (right angles), compare opposite sides of rectangles and squares, and build creative figures using tangrams and dot … Read more