Magz Super 300 Magnetic Building Set consisting of 176 magnetized rods (2.3" Long) and 124 Nickel Plated Steel Balls (0.5" in Diameter) in a Luxury Wooden Box in Cherry Color, Offered 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.