Geomag Wheels Police SquadGeomag Wheels Police Squad is another great building set from Geomag. Geomag consists of magnetic rods, which, when combined with non magnetic spheres (balls), allows the creation of unlimited structures. The rods are composed of a central metal spine with a neodymium magnet at each end. The rod and magnets are then encased within a special, non toxic plastic. The spheres (balls) contain no magnets. Geomag is manufactured in compliance with stringent