Squares And Triangles

This material stimulates hand-eye coordination. This material initiates the child to a progressive internalization of the concept of fraction. It is appropriate to present it when the child has developed good fine motor skills, good visual and manual coordination, and a control of the rotation of the wrist. It consists of a tray with three square hollows into which inserting three coloured squares: one whole, one divided diagonally, one in four triangles.