Graviton Space Gyroscope - $10 (Brookfield)

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From the Museum of Science and Industry. New in package. Pull the cord and the graviton spins on a base even at an angle. Balance, also, on your finger. $10

post id: 7877678480

posted: 2025-08-29 23:06

updated: 2025-10-31 22:52

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Graviton Space Gyroscope - toys & games - by owner - sale - craigslist

From the Museum of Science and Industry. New in package. Pull the cord and the graviton spins on a base even at an angle. Balance, also, on your finger. $10