This compound bar consists of two metals, fitted to a wooden handle. On heating, the strip bends in a particular direction thereby showing unequal expansion of the metals, therefore demonstrating the physics of thermal expansion.
Dimensions: Total length with handle 9 ½”. Compound Bar only 5 ¼”x 1”
Build a robot that's an artist too!
A combination of three of our great discovery toys, all in one package!
A touch of joy. A touch of science. Light responds to your touch and to the music in your room!
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
Get this great introductory chemistry kit for your favorite young scientist!
Ever wonder how to survive in the wilderness? These cards can help!
At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.