The Thermodynamic Drinking Bird
$7.99
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The Original Drinking Bird has been a scientific novelty favorite for decades. Our little bird bobs his red beak into a glass of water again and again. When the funny bird is in motion, he appears to be in a perpetual motion machine, but it is actually an example of evaporation heat engine in our physics lesson Features: Science Toy - Closed Glass with Blue Magic Solution - Glass of Water and Cup Not Included For Ages 8 and Up (Fun for all ages!) Size: 7" Tall
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