Water Power: Rocket Propelled Cars, Boats, and More Kit Toys Excavation guide includes fun facts

Excavation guide includes fun facts and activities for extended play

The Allosaurus Mini Skull Replica brings a piece of prehistoric history to your home or classroom

or anyone intrigued by mycology

Made from BPA-free materials for safe

rex T-Shirt from the Science Museum of Minnesota

Water Power: Rocket Propelled Cars, Boats, and More Kit Toys Excavation guide includes fun factsHarness the power of air and water to make things move! Build water rocket cars, jet propelled boats, a water gun, and even a lawn sprinkler. Learn about the laws of physics and their applications in real world engineering. When you pump air into your rocket, you increase the air pressure inside. Then when you release the clamp, watch out the air and water mixture inside will shoot out, causing your rocket to zoom off in the opposite direction! Many