Squidy has become a classic science toy! This version of the Cartesian diver is cleverly disguised as a colorful squid. We've affectionately called this yellow and red diver SQUIDY. Teaching and learning about density and changes in pressure can be difficult SQUIDY creates a way to engage kids with playful science that uses those principles!
Squeeze the plastic bottle and SQUIDY swims up and down in the bottle of water. Children can't help but ask, "How does that work?" The illustrated instruction shows how to construct the Cartesian diver and explains the scientific principle behind its action. Whether you're in search of an entire SQUIDY kit, a replacement SQUIDY, or a kit with enough materials for the entire classroom, we've got you covered!