Under Pressure

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Jellyfish Cartesian Diver

(2 reviews)

Just squeeze the bottle to control the diver!

$3.95

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Cloud Bottle

(8 reviews)

Making a cloud with this palm-sized pump is easy.

$19.95

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Paper Balloon Paradox

(4 reviews)

You won't believe your eyes as this colorful balloon slowly fills with air.

$2.25–$8.95

Air Pressure Bundle

Six air pressure goodies will prove that science never sucks!

$61.95

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DIY Galileo Thermometer Kit

Discover the science behind temperature and density.

$17.50
Atmospheric Mat

(2 reviews)

Dramatic introduction to the concept of air pressure!

$23.95

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Balloon Helicopter

(14 reviews)

Flies over 20 feet into the air!

$1.95

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Bernoulli's Principle Class Kit

(4 reviews)

Teach Bernoulli's Principle easily with this kit!

$7.95–$25.95

Rocket Film Canisters

(18 reviews)

These canisters are perfect for building your Alka-Seltzer rockets!

$7.95–$44.95

Cartesian Diversions Class Kit

(1 review)

Enough materials to make 60 divers like those seen in the Cartesian Diversions DVD.

$32.95

Microscale Vacuum Apparatus

(12 reviews)

Students can produce a vacuum right at their lab stations.

$12.95–$39.95
Rocket Balloons

(23 reviews)

An awesome way to demonstrate Newton's Laws to students.

$2.95–$19.95

Solar Tube

(19 reviews)

Watch as this 60' solar tube gently lifts into the air.

$15.95

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Tornado Tubes

(44 reviews)

Demonstrate a vortex in your classroom!

$1.95–$150.00

Pressure Pullers

(6 reviews)

Simple to use: no vacuum pump - but incredibly difficult to pull apart.

$12.95

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