Great Gizmos Kidzlabs - Propeller Engines 4134

With the Great Gizmos Kidzlabs - Propeller Engines Experience the power generated by these unusual rubber band powered engines.
Make a propeller sailing boat and a racing car and learn about the science facts that make them work.
Make a propeller sailing boat and a racer car and learn the science facts behind. It's cool science project.
Contains 2 sets of propeller accessories, 2 rubber bands, 2 straws bodies, foam boat body, 1 set of boat accessories, 1 set of car accessories, string and detailed instructions and fun facts.
Contents sufficient materials�for making 1 propeller boat and 1 propeller racer.

Manufacturer: Great Gizmos
Model: 4134 Kidzlabs - Propeller Engines