Help students understand the meaning of fluid pressure and pressure reduction. A Harbottle is a round glass container with a balloon inside and stretched over its opening. A hole in the flattened base is fitted with a rubber stopper. Students are amazed when the balloon remains inflated inside the bottle even though it is not tied off or sealed.
Includes instructions. Grade 7 and up. Two latex balloons included.
With 23 hands-on experiments, you can investigate specific weather phenomena as well as the climate system in general.
Use this laser pointer for any professional presentation!
The Duncan Phoenix Diabolo features a stable, hard rubber shell that retains its shape.
This kit includes several different projects that demonstrate the power of magnets!
This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube.
This science kit is an essential introduction to physics knowledge!