Helps students to develop logical thinking by classifying the blocks into shapes, sizes, colours and thickness.. - 60 pcs - 5 shapes (square, rectangle, circle, triangle, hexagon) - 3 colors (red, yellow, blue) - 2 Sizes (10 square cm, 30 square cm) - 2 thickness (3mm, 6mm) - Each set is packed in a plastic box with lock. .
