Product · United States

Motor generator model DIY handmade invention Children's science experiment Physics teaching aids Technology small production

Product no longer available. The stores we track no longer sell it; last price seen $6.71.

Price history: 2 daily prices tracked since 2026-10-18; lowest $6.71, highest $6.71.

Motor generator model DIY handmade invention Children's science experiment Physics teaching aids Technology small production

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