- Experiment in fluid dynamics with this Magical Spinning Jellyfish
- Squeeze to make the jellyfish spin, float or sink!
- Perfect toy to educate your kids on pressure and buoyancy and keep them entertained
- Made of ABS plastic
- 2 pieces per set
Drop this Magical Spinning Jellyfish into a plastic water bottle and squeeze to make it dance up and down. It even spins around too! Also called a Cartesian diver, this is a fun way to explore the relationship between pressure and buoyancy. A fun, educational and great stress-reliever toy for the young and old alike.