Most recent update: June 21, 2006 at 11:15 p.m. Atlantic Time (GMT-4)
Young inventors set out to solve old problems
Projects at the Lemelson-MIT InvenTeams Odyssey range from a brain-controlled wheelchair to an automatic chalkboard eraser.
Christian Science Monitor | Learning
on June 21, 2006 at 12:45 a.m..
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Copyright © 2003 Stephen Downes