Each colored plastic marble has a magnetic north and south pole allowing students to attract and repel the marbles while being challenged by the 3D effect of the magnetic fields. You can string the marbles together, build shapes and structures, or do variations on traditional magnetic demonstrations. They are great fun! Package of 20 comes in a reusable container. Marbles are 2/3 in. (17mm) in diameter.
When making the purchase, please note that this product was designed as a toy but is being offered for educational use only.
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Arbor Scientific is a leading provider of Physics and Physical Science teaching equipment tested and approved by educators recognized for their expertise. Arbor Scientific works with teachers at all levels to find the ‘Cool Stuff’ – unique demonstration and laboratory tools – and then provides lesson plans, supportive teaching guides and science teaching supplies to make each learning experience fun and effective.