Copernicus Drinking Bird
WOW! Thermodynamics & Pressure Differentials! Enjoy This classic physics demonstration in a handy duck shape. This thirsty bird perpetually bobs long as it has a glass of water to dunk in.
Ages 14+
Not a toy.
$6.00
Original: $19.99
-70%Copernicus Drinking Bird—
$19.99
$6.00
Description
WOW! Thermodynamics & Pressure Differentials! Enjoy This classic physics demonstration in a handy duck shape. This thirsty bird perpetually bobs long as it has a glass of water to dunk in.
Ages 14+
Not a toy.
