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The sad thing is I think Hambet would totally love these

Nerd ABC cards: T is for transverse wave

We were making transverse waves with a Slinky and he was having a blast.

Posted by Peony on August 17, 2006 8:40 AM |

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Comments

Ooh! I love those! I couldn't rationalize spending $30 for them though.

Posted by: PattyNJ | August 17, 2006 11:46 AM

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