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yo-yo a go-go – what yo-yo fans should know-know
Long article that includes the physics of yo-yos, a history, and a discussion of the latest yo-yo technology and development (includes links). |
18.04.2004
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email email_abelard [at] abelard.org © abelard, 2004, 18 april the address for this document is https://www.abelard.org/news/fun040418.asp variable words
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