Former oil engineer, Pete Bethune, goes green by designing the world's first high-speed powerboat—fueled entirely by biodiesel. Listen in as Pete lays out his plan to circumnavigate the globe in his clean, green machine—EarthRace.
The teams convert kiddie toys into motorized dragsters. Watch now.
The first season concludes when the DS teams develop and test a "summer sled" for retail giant L.L. Bean. Watch now.
Build a boat that paddles itself across a container of water.
Enter our design contest and win big!