LEGO Mindstorms NXT Submarine

Perhaps the only thing cooler than building stuff out of LEGO is building a submarine out of LEGO.

That’s exactly what Captain Greybeard did. LEGOs don’t have a real problem going underwater, but the electronics in the Mindstorms NXT kit sure do. The Grey November solves this problem in a low-tech way: by using a plastic bag.

Lego submarine

Here’s a video of the sub cruising around in a swimming pool. It even includes an underwater view:

Special thanks to MAKE for finding this cool project.

You might also want to check out a LEGO Inception video, or a LEGO tribute to M.C. Escher and Star Wars.