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.
$44.99
Electronics Learning Circuits Kit
This kit focuses on teaching children about electricity and how electronic devices work!
$249
Celestron 5MP LCD Digital Microscope II
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
$279
Kilovoltron Van de Graaff Generator
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
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