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Drinking Bird
Availability:
In stock
A timeless classic
$13.95
In stock
This little intriguing gadget will fascinate your guests (but maybe not as much as with Homer!)
Scientific principle: this bird demonstrates heat transfer and the laws of thermodynamics, thanks to two linked bulbs that contain a liquid in a vacuum (so it is wrong to think that it is a perpetual motion).
See this video for a deeper understanding! Will you understand its mystery?
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