Create and design your own unique builds with the all new Rainbow 42-piece Set. Build fish, castles, and boats with six different geometric shapes. See what you can create with TileBlox! Construct with 12 Rainbow equilateral Triangles, 16 squares, 2 trapezoids, 4 isosceles triangles, 2 rectangles and 6 right-angle triangles. Each geometric shape contains magnets that let you build with endless possibilities! TileBlox is perfect for STEM education and when playtime is over, use the magnetic power to simply stack and store. Ages 3 and up.