Jellyfish diver
Jellyfish diver
Heebies Jeebies

Jellyfish diver

Regular price $5.00 $0.00 Unit price per
Tax included. Shipping calculated at checkout.

Learn all about buoyancy and Archimedes principle with the Jellyfish Cartesian Diver.

Get a plastic bottle and clean it thoroughly. Pour water into the bottle until the water height reaches the dash line. After that, put the Jellyfish into the bottle carefully and faster the lid. 

Squeeze the bottle hard and the Jellyfish will sink quickly. The Jellyfish will float up when you let go of the bottle.

When the Jellyfish is moving up, keep squeezing and letting go og the bottle over and over again, then the Jellyfish will rotate while moving up.

Adjust your holding pressure to keep the Jellyfish still in the water.