String your students along with this fascinating toy.
Each colored marble contains both a north and a south pole, and by determining the configuration, students can attract and repel the marbles, making them interact in different ways! Children and adults alike may play for hours creating infinite variations on traditional magnetic demonstrations.Magnetic marbles are 1/2 inch in diameter.
Marble colors are subject to change.
Toy is a marble. Not for children under 3 years.
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