These 1/4" Rare Earth magnet spheres are one of our favorite magnets. If you"ve never experienced a Neodymium magnet shaped like a sphere, you could be in for a treat. They can be combined with other magnets to form sculptures or magnetic jewelry. Kids love to play with these things. The spheres behave in strange ways around other magnets. They are some of the best fun you can have with neodymium magnets.