You sit on the biggest muscle in your body, the gluteus maximus a.k.a the butt. Each of the two cheeky muscles tips the scales at about two pounds (not including the overlying fat layer). The tiniest muscle, the stapedius of the middle ear, is just one-fifth of an inch long. .. More >>
Precautions while using Overhead Projectors
Although overhead projectors seem outdated in more technologically advanced classrooms, they provide a valuable back up if the Internet or another technological tool fails to work, and the teacher needs to share visuals with the whole class. Teachers can keep salient information on a transparency to continue with an alternate lesson.