Bring the 2nd law of thermodynamics to life using this device that can act as a refrigerator or a heat engine. Immerse the two aluminum legs in baths of different temperatures, and produce electrical energy that turns the turbine! Unplug the banana jacks and measure the voltage output with a multimeter. A teacher guide is included, making it a perfect option for classroom lessons.
Note: Photo shows 2 water baths for demonstration purposes only. Water baths not included.
An unconventional ball-tossing, head-catching challenge for 2 players or teams!
Make the coolest 3D pin art on your desk with this amazing desk toy.
Check out this amazing renewable energy science kit featuring the wonders of hydroelectric power!
Great reference card for chemistry and physics students.
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.