Teflon tape

Jellyfish Tank

Jellyfish Tank

A tank of healthy jellyfish is hypnotically beautiful. Unfortunately, jellies can’t live in a regular aquarium because they get sucked into the filtration pumps or trapped in “dead spots” at the edges. This special design creates a laminar flow that keeps jellies safely suspended in the middle of the tank.

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Compressed Air Rocket

Compressed Air Rocket

Author Note: Since the release of the article in MAKE Magazine Volume 15 in 2008, the Compressed Air Rocket has been popular beyond belief.  We’ve sold thousands of kits and Kip Kay’s Weekend Project on YouTube has over one million views!  Now we’re rolling out a Version 2.0 of the launcher as well as the […]

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