Create and design your own unique builds with the all new Tileblox Rainbow 42-piece Set! Build fish, castles and boats with 6 different geometric shapes or see what you can create with Tileblox! Construct with 12 equilateral triangles, 16 squares, 2 trapezoids, 4 isosceles triangles, 2 rectangles and 6 right-angle triangles in rainbow colors.Each geometric shape contains magnets that let you build with endless possibilities! Tileblox is also perfect for STEM education. When playtime is over, use the magnetic power to simply stack and store the pieces. Recommended for ages 3+.