3MM Magnetic Bucky balls

Bucky balls toy a fun puzzle toy, made by 216pcs strong Neodymium Iron Boron (NdFeB) Magnet balls, can provide you hours of enjoyment in endless types.Creative and hot puzzle toy for enhancing assembly ability. Magnet Cube makes the game more interesting in your hands and help children to stay away from electronic products to protect the eyes. Also be suitable for office use, used for creativity and craft decoration on your desktop.