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MSBB25
Corrosion-resistant, affordable 1" brass balls for physics experiments.
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From $7.99 /unit
SBALL18
Polished, hardened spheres for mechanics and magnetism experiments.
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From $0.79 /unit
Ball And Ring, Demonstrating Thermal Expansion Chain
Thermal expansion demonstration with ball and ring chain.
Neodymium Ball Magnet (1/4 Inches, Pack Of 10)
Small but mighty magnetic spheres, pack of 10. weight 9 gr.
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