UNION CITY, Calif. (KGO) -- Talking about Newton's Second Law of Motion may not be too appealing to a bunch of sixth-graders. But if you do it in an unconventional science lesson, well that's a game ...

Luther F. Davis III, a physics teacher at Lake Mary High School in Florida, likes to give his students memorable lessons. He has smashed cinder blocks over his chest while lying on a bed of nails to ...