Overview:
Building a boat that propels itself with the spring tension of a mousetrap is just the start. How about a long line of rat traps? Propulsion and inertia are powering this episode as Phil explores how to make things go.
Release Date : -
Genre : Kids, Family, Documentary
Duration : 21 menit
Rating : ⭐ 0/10 (0 votes)
Actors : Phil McCordic