These magnetic tiles teach spatial relationships, math, logic, and problem-solving through creative building! The tiles attract on all sides and in all combinations, helping children move from two-dimensional to three-dimensional creations. Unbreakable set contains 50 Small Squares, 4 Large Squares, 15 Isosceles Triangles, 11 Right Triangles and 20 Equilateral Triangles. Magna-Tiles easily connect for hours of open-ended play Create cubes, pyramids, and other geometric shapes Be creative with imaginative, hands-on play to build anything you can imagine Develop math, science, spatial and fine motor skills Sold as a set of 100