Building a Magnetic-Driven Lego Submarine Learn how this RC submarine uses magnetic couplings to transmit torque through its ...
Building a Lego Submarine with Balloon Power and Magnetic Steering Depth is controlled using an air-filled balloon and a Lego ...
That didn’t phase [Brick Experiment Channel], however, and thus a Lego sub was born. (Video embedded below the break.) The sub uses a water jug as a hull. The video steps through the process of ...
The flexible lid proved to be a problem with that scheme, since it tended to collapse as the depth increased, preventing the sub from surfacing. That was solved with some Lego bracing and ...