Lemelson-MIT InvenTeams Odyssey Photos from the Lemelson-MIT InvenTeams Odyssey, an annual program showcasing some of the coolest inventions you'll see anywhere (and they're only in high school) June 22, 2007 DIY SHARE Underground Locator and Communicator Device A device for cavers and rescue operations built by the team from Huntsville (Ark.) High School Driver Awake A device that alerts drivers who fall asleep at the wheel, invented by the team from Eleanor Roosevelt High School in Greenbelt, Md. Fire Fighting Grenade Acton-Boxborough (Mass.) Regional High School students demonstrate their reusable â€fire fighting grenade.†DIY MORE TO READ RELATED Project Ideas for Chaos Lovers Everyone at the Chaos Communication Congress wants to participate in hands-on experiments as much as possible. That’s why the worshop... READ NOW RELATED Take better selfies with these lighting and angle tips Anyone can smile and press a button, but... RELATED This Sculpture Turns Movement Into Music Meet the Treequencer.