4M: KidzLabs - Glow Hi-Speed MaglevThe 4M KidzLabs Glow Hi Speed Maglev kit introduces children to the fascinating science behind magnetic levitation the same technology used in some of the world's fastest trains. Using magnetic repulsion, the train hovers above the track and glides smoothly along a 50 inch rail with no friction, giving a genuine sense of how maglev technology works in the real world. The kit includes a glow in the dark tunnel that adds a fun visual element to the