Magz-X64 Magnetic Building Set consisting of 16 X Pieces, 16 Bars and 32 Steel Balls Magz X is a safe, creative and fun magnetic building system consisting of magnetic X pieces, magnetic bars and steel balls Magz X teaches children magnetic properties of attracting and repelling. Magz X enhances children's 3D visualization and teaches them geometry and can be used in chemistry as well. All ages over 3 years can enjoy Magz X. Collect more pieces and build high rises, towers, bridges and else. There is no limit to what you can build.