This live-action video program is about the word lever. The program is designed to reinforce and support a student's comprehension and retention of the word lever through use of video footage, photographs, diagrams and colorful, animated...

Students learn to define and recognize the six simple machines: the inclined plane, the wedge, the screw, the lever, the wheel and axle, and the pulley. Real life situations demonstrate the function and purpose of each machine. Students...