Description
- NEW BUILD YOUR OWN RUBBER BAND POWERED PROPELLER ENGINE
- DO IT YOURSELF!
- EXPERIENCE THE POWER GENERATED BY THESE SIMPLE BUT UNUSUAL ENGINES.
- IT'S A COOL SCIENCE PROJECT. CONTENT FOR MAKING A PROPELLER YACHT AND A RACER AT THE SAME TIME
- FOR AGES 8+
COMES IN A BOX. BOX SIZE: 24 X 18 X 6cm APPROX
