Drop this 2" jellyfish in a plastic water bottle and squeeze to make him dance. also called a Cartesian diver, this is a fun way to explore the relationship between pressure and buoyancy.
- Experiment in fluid dynamics with this magical jellyfish
- Make it spin, float and sink!
- Educational toys that help children learn
- Made using safe and high quality materials
- Toys for all age groups
- Experiment in fluid dynamics with this magical jellyfish
- Make it spin, float and sink!
- Educational toys that help children learn
- Made using safe and high quality materials
- Toys for all age groups