Connetix magnetic tiles encourage hands-on learning through imaginative, open-ended, STEAM-based play. Each tile has magnets ultrasonically sealed inside, allowing kids to snap them together as they build 2D and 3D creations. This 120-piece creative pack of beveled, pastel-toned tiles includes a variety of squares and triangles, plus versatile shapes like windows and open squares to help bring kids' ideas to life.