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)

The Laser Finger

The Palo Alto (Cal.) High School team´s head-mounted remote control is intended for use by quadriplegics.

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.â€