Hansen

Original Slinky

$5.99
100
In stock
+ -

Product description

Poof-Slinky Inc Metal Slinky fills classroom with the sounds of science and is used to illustrate how sound waves would look and travel through solids, liquids or gases. This hands-on material has coils and each coil represents a molecule of the material. When these coils are pushed, it compress against each other and compression travels to the other end of the slinky creating a wave

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