Create a wonder by spinning the Gears! This is an ingenious construction system that stimulates children s creativity while it teaches simple mechanics. Children will have fun exploring ways to combine the colorful variety of pieces: square plates interlock easily to form flat or 3D structures; meshing gears create exciting movement in a spectacular chain reaction. Each gear is decorated with a different design that stimulates color perception and recognition. Kaleido Gears is made of soft washable plastic - it s totally safe and unbreakable.