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$8.50

Sling Psychrometer

Nature's Workshop Plus

Relative humidity is a measure of the actual moisture content in the air, as compared to the greatest amount of moisture that air at same temperatu...

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$8.50
Backpacker-Predicting Weather
Backpacker-Predicting Weather
Save 29%
$12.99
$9.25

Backpacker-Predicting Weather

Nature's Workshop Plus

Backpacker magazine's Predicting Weather brings you essential mind gear from the two most respected and reliable publishers of outdoor-related in...

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$12.99
$9.25
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$29.50

Air & Wind Power Kit

Nature's Workshop Plus

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
Save 11%
$9.99
$8.85

Radiometer

Nature's Workshop Plus

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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$9.99
$8.85
Save 11%
Solar Power  - T&K kit
$45.00

Solar Power - T&K kit

Nature's Workshop Plus

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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$45.00
$12.00

Taming The Tornado Tube &Book

Nature's Workshop Plus

50 weird and wacky things you can do with a tornado tube! A fun-filled book of ideas for projects and scientific explanations of the powerful spira...

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$12.00
Snow Crystals
$19.95

Snow Crystals

Nature's Workshop Plus

Did you ever try to photograph a snow- flake? This book is the result of a 50-year effort of photographer W.A. Bentley. Over 2000 beautiful crystal...

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$19.95
$5.25

Ideas for a Windy Day

Nature's Workshop Plus

The simple projects in these books have been designed to encourage children to explore the world around them. Using only scrap materials, these ac...

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$5.25
$18.50

Peterson f.g. Atmosphere

Nature's Workshop Plus

More than 400 black and white photographs and line drawings illustrate every kind of atmospheric phenomenon: clouds of every type; storms, from clo...

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$18.50
Weather by Seymour Simon
$9.25

Weather by Seymour Simon

Nature's Workshop Plus

Weather is all around us, always changing all the time. Dazzling photos enhance this clear introduction to the many faces of this powerful force ...

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$9.25
Cloud Mobile
$10.00

Cloud Mobile

Nature's Workshop Plus

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

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$10.00
Dual Scale Bulb Thermometer
$2.50

Dual Scale Bulb Thermometer

Nature's Workshop Plus

Student grade bulb thermomer. Ranges from -35 to 50 degress celcius and -30 to 120 degrees fahrenheit. Measured in 2 degree subdivisions. Do not ...

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$2.50
Climate & Weather - T & K
$31.50

Climate & Weather - T & K

Nature's Workshop Plus

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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$31.50
Fountain Connection Tube
$4.75

Fountain Connection Tube

Nature's Workshop Plus

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

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$4.75
Tornado Tube
$2.50

Tornado Tube

Nature's Workshop Plus

Vortex action? Potential energy being converted to kinetic energy? Centrifugal force? If you’ve never seen the Tornado Tube® in action you may n...

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$2.50
Pet Tornado
Pet Tornado
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$4.99
$4.50

Pet Tornado

Nature's Workshop Plus

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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$4.99
$4.50
Save 10%
Awesome Forces DVD Set
$21.50

Awesome Forces DVD Set

Nature's Workshop Plus

Roaring waters, thundering earth and whirling winds are infinitely complex natural phenomena. They are also the titles of the 3 DVDs included in th...

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$21.50
Ideas with Water
$5.25

Ideas with Water

Nature's Workshop Plus

The simple projects in this book have been designed to encourage children to explore the world around them. Using only scrap materials, these acti...

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$5.25
Kids Book of Weather Forecasting
Kids Book of Weather Forecasting
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$15.90
$13.25

Kids Book of Weather Forecasting

Nature's Workshop Plus

This book could have easily been titled "The Best Resource for Young Weather Forecasters"! It's a hands-on introduction to the science of meteorol...

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$15.90
$13.25
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