Light, Sound, and Waves Science Fair Projects Using ...
 Light, Sound, and Waves Science Fair Projects Using Sunglasses, Guitars, CDs, and Other Stuff [... more]
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Light, Sound, and Waves Science Fair Projects: Using ...
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$26.60
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Singing Rods (Set of 2)
Our "Singing" Rods make a great addition to your lessons on sound and waves. Just like the Singing Sword of legend, these magical rods will "sing" for you...if you know the secret. Simply hold a rod between your thumb and forefinger ... [... more]
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