The Thermodynamic Drinking Bird
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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