Super Magz 300 is a magnetic building set consisting of magnetized bars and shiny Nickel plated steel balls that are NOT MAGNETIZED. With Magz you become an instant creator and builder. Magz is a great tool to teach and learn Geometry and Chemistry. Magz enhances the imagination and 3D visualization. You can do a lot with these 300 pieces. You can build large structures.Magz has relaxing and therapeutic effect on children and can keep them indoor and entertained.