The best parts of Paul Hewitt's Conceptual Physics Alive Lecture Series have been combined into this two DVD set. The demonstration of concepts is fascinating; the viewing of great teaching techniques is inspiring! The four hours of video on these two DVD's teach over 100 physics concepts with clever demonstrations and insightful questioning. Chapters include: Old Tablecloth Trick, Bed of Nails, Bowling Ball and Conservation of Energy, Tacoma Bridge Collapse, Colored Shadows, Flotation, and many more! This fantastic DVD set includes the best of Paul Hewitt's $1000+ 18-hour-long lecture set. And, since it's on DVD and not videocassette, no time is wasted cueing specific demonstration to share with your class. Simply skip directly to the DVD chapter in which you are interested. As all teachers know... this is a huge time saver!