This set comes with additional small marine animals for the seahorse to pick up. Squeeze the water bottle and watch the seahorse go to work, diving deep.

Learn while you play!
Complete with a detailed learning booklet, children can learn about pressure and density while they watch their seahorse swim to collect the included marine animals from the bottom of the bottle.

Environmentally responsible!
Assemble your Deep Diving Seahorse from recycled materials for an environmentally responsible project!

Fun for all!
This set is the perfect hands-on experience to help demonstrate the pressure and density to your child in a fun-filled activity that the whole family can participate in!