Giant Metal Spring - 3.75 inch diameter - Image one
Giant Metal Spring - 3.75 inch diameter - Image two
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This metal coil spring is ideal for visually demonstrating wave properties, such as frequency, wavelength, and interference both in the classroom and at home. It's also a classic novelty toy bringing joy to all ages and generations. Its famous for its propensity for 'walking' down staircases; just place one end of the coil on two different stair steps, and watch as the coil springs its way down the steps.
Features:
- Metal coil perfect for classroom demonstrations of wave properties
- Great for many experiments, hands-on, a student favorite
- Novelty toy famous for entertaining kids of all ages
- Performs tricks! Watch it 'walk' down a staircase
8 +
4.00 x 4.00 x 3.00 inches
10.16cm x 10.16cm x 7.62cm
0 lb 13 oz
0.35 kg
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