Tornado Tube
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$2.99
$2.50

Tornado Tube

Tornado Tube

Vortex action? Potential energy being converted to kinetic energy? Centrifugal force? If you’ve never seen the Tornado Tube® in action you may not ...

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$2.99
$2.50
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DIY Solar System - Geek
$18.50

DIY Solar System - Geek

Nature's Workshop Plus

Craft the whole solar system with yarn planets. Wrap balloons in yarn and a special glue solution, let them harden, pop the balloons, and then pain...

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$18.50
Climate & Weather - T & K
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$34.95
$31.50

Climate & Weather - T & K

Thames & Kosmos

The state of Earth’s atmosphere affects us all, which explains why the weather is one of the most popular topics of conversation and scientific stu...

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$34.95
$31.50
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Solar Power Plus - T&K kit
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$89.95
$81.00

Solar Power Plus - T&K kit

Thames & Kosmos

Gigantic Photovoltaic Science Lab Build your own solar-powered creations and discover how solar cells generate electricity. Assemble 22 models inc...

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$89.95
$81.00
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Solar Power  - T&K kit
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$49.95
$45.00

Solar Power - T&K kit

Thames & Kosmos

Photovoltaic Energized Vehicles  Build your own solar-powered models and discover how solar cells generate electricity from light. Build six solar ...

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$49.95
$45.00
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Power House: Green Essentials
Power House: Green Essentials
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$99.95
$89.95

Power House: Green Essentials

Thames & Kosmos

In this kit, you can learn about alternative energy and sustainableliving by conducting experiments and building energy-related models.Thirty of th...

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$99.95
$89.95
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Cloud Mobile
$10.00

Cloud Mobile

Williwaw

Learn about seven basic clouds (cumulus, cumulonimbus, stratus, nimbostratus, altocumulus, lenticularis and cirrus), their relative heights in the ...

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$10.00
Air & Wind Power Kit
$29.50

Air & Wind Power Kit

Sempco

Through laboratory experimentation, observe and manipulate several properties of air. Discover that air has volume, force, pressure and resistance....

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$29.50
Radiometer
$12.50

Radiometer

Litetronics

A what? Radiometer is just a fancy name for this Solar Engine. It demonstrates the principles of energy conversion and shows how heat and mechanica...

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$12.50
Fountain Connection Tube
Save 4%
$4.95
$4.75

Fountain Connection Tube

Yeany

Vacuum and compression demonstration. Comes with connection tube and (2) 113/4” plastic tubes. Just add 2 plastic bottles and you’re in business. D...

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$4.95
$4.75
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Pet Tornado
$5.00

Pet Tornado

Unique

Now nature’s most destructive force can be calmly observed. Shake the Pet Tornado™ clockwise and watch the funnel form. There’s a handy chart on th...

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$5.00

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