With PicassoTiles, your child's creativity is limitless. This magnetic building block tile set features 17 small squares, 5 right and isosceles triangles, 4 doors, 3 window squares, 1 window, and 1 pentagon - a powerful combination that gives children endless potential to dream and build. They can even combine these tiles with other full sized PicassoTiles magnet construction blocks to give them more room to explore how creative they can be.