Investigate magnets and their crazy, kinetic interactions! Just place the magnet wires on the base, activate them, and watch the unique ways they oscillate as their invisible magnetic forces "bounce" off one another! Great for an individual or small groups in the classroom, STEM programs, science fairs, maker spaces, and more. Includes 4 magnet wires, 12 disc weights, base plate, activation ring and activity booklet. For grades 3 and up.