资讯

Learn about building a boat at home in this week's The Science of It.
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 ...
Then he uses everything he knows about elastic energy to build a full-size catapult that hurls pumpkins! Plus, a maxed out paddle wheel boat and a historical re-enactment (sort of) of how ...
Phil tries to max-out a boat that propels itself using just water and gravity. We pour over water specifically and fluids in general. Heavy air, fluid sand, Archimedes and the metric system; this ...
Brockport, N.Y. - Summer fun for kids building boats in Brockport. A teaching experience was provided by Brockport Original Builds on Wednesday. Kids worked with parents and grandparents while ...