Who knows how these things work?  Miracles!

 Magnidots Magnetic Building Spheres

• Super powerful, rare earth, magnetic balls - for you to play with.
• Make sculptures, puzzles, patterns, shapes, jewelry . . . the joy is endless.
• Each set contains 125.
• Each set comes with a nice carrying tin too.
• For adults only. - These are so super strong, they should be kept away from children. Seriously don't give 'em to any children...EVER.