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Not only. In Italy there is a toy that explain the BCD (Binary coded decimal) with colored tiny balls. http://www.quercettistore.com/prodotti/rami http://www.qu
by acrive 11y ago
Not only. In Italy there is a toy that explain the BCD (Binary coded decimal) with colored tiny balls. http://www.quercettistore.com/prodotti/rami http://www.quercettistore.com/prodotti/rami About 30 years ago.. Sorry but this not happen only in Silicon Valley.
- mathgeek 11y agoI don't think this is coming out of Silicon Valley: play@primotoys.com +44 (0) 740 0549 759 Unit T, Reliance Wharf London N1 5ET