Magna-Tiles® Clear Colors 37 Piece Set by Valtech provide hours of educational, creative play. Each magnetic tile is translucent, brightly colored and basic geometric shapes easily connect for open-ended, constructive play! Children of all ages develop math, science, and fine motor skills while having fun. Design flat, 2-D patterns or build in 3-D! Children become familiar with 2-D, 3-D shapes, and math concepts learned in school. Build with Magna-Tiles® Clear Colors on a light table, with a flashlight, or near a window for a cool stained glass effect. Try Magna-Tiles® on the refrigerator or other magnetic surfaces. Magna-Tiles® shapes measures 3 inches per side. All Magna-Tiles® products are compatible. Includes 18 Small squares, 2 Large squares, 7 Equilateral triangles, 6 Right triangles, and 4 Isosceles triangles.