Pressure and Fluids

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Balloon Helicopter

$1.99
$1.99

Study Newton's Laws and demonstrate the concept of force pairs with elegant science toy.

Economy Bernoulli Blower

$0.60
$0.60

Same Concept Just Cheaper! Works just like our Classic Wooden Bernoulli Blower, but is made of inexpensive plastic. Great for buying in quantities...

Pascal's Demonstrator

$8.99
$8.99

When there is an increase in pressure at any point in a confined fluid, there is an equal increase at every other point in the container. Our...

Vortex Tube - a.k.a Torna

$0.99
$0.99

Create your own tornado in a bottle! Simply fill a 2 liter plastic soda bottle 2/3 full with water, screw the Tornado Tube on it; then attach the...