An essential addition to every classroom and any play time period, these 20 Split Color Magnet Marbles greatly benefit elementary learning! Help students distinguish different colors, learn about polarity and much more. Each of these 20 marbles has a magnet inside. There are countless experiments one can do, from stringing them together, to building 3D structures. It is actually harder than it looks since one has to account for a complex 3D interaction of magnetic fields. This awesome educational toy is great as a teacher’s gift for the holidays or as a birthday present.

Set contains 20 split color magnetic marbles packaged in a handy, reusable plastic container. Assorted colors.

Marble size: 16mm (5/8 inch) in diameter.

Box Size: 1.00in (2.54cm) x 3.50in (8.89cm) x 0.00in (0.00cm)

Recommended for ages 5 and older.

Weight: 0 lb 5 oz ( 0.14 kg )