M MOCHOHOME Wooden Geometric Shape Sorting Puzzle Board There are 5 geometric shapes with 3 pieces each of circle, rectangle, triangle, square & pentagon Each shape has progressive number of holes in them - circle has one, rectangle has two, triangle has three, etc Sort the shapes and stack them on the corresponding pegs. Also improves hand & eye co-ordination and logical thinking Non-toxic, child safe and highest quality Little ones will love playing with these bright stackers