Clay crash person experimentation is one of the most effective ways to construct understanding of Newton's Laws of Motion.  This captivating DVD contains 12 crash scenarios filmed in the classroom, each viewable in frame-by-frame and real time play modes.  Includes single and multi-vehicle collisoins, front and side impacts, and the effects of using and not using seatbelts.  Click on the numbered buttons below the picture to see additional images.