Geometric Sorting Board shape-puzzle These plastic models include 4

These plastic models include 4 stages in the life cycle of a mantis : soft egg case

and prepares the child for mathematical concepts in the decimal system

Dimensions: 18 cm x 18 cm

Puzzle base diameter: 24

For demonstrating a thousand

Geometric Sorting Board shape-puzzle These plastic models include 4This set includes 16 wooden pieces in different geometric shapes and colours, and a wooden base with 4 sets of dowels to match. The circles, rectangles, triangles, and squares respectively have 1, 2, 3, or 4 holes so that they can only be stacked on one set of dowels each. Features Dimensions: 12 cm x 12 cm x 5. 5 cm. Rectangular piece: 5 cm x 3 cm x 1 cm. Recommended ages: 35 years.