Organic Chemistry Model Kit Set, DVD & 2 free eBooks. The ONLY one of its kind. 50 Atom Set Like Molymod and Prentice Hall. For college or high school students. Model of an atom 2-hour educational DVD w/ videos showing how to learn the most w/ your organic chemistry model kit 50 atom set, containing all essential atoms, with over 80 bonds of varying length Includes durable plastic atom parts and links for assembling models Color-coded to national standards, just like Molymod and Prentice Hall Organic chemistry molecular model set for high school and college students with DVD makes learning much faster