Two-stroke diesel engine model, shows the internal structure and operating principles of an air cooled two-stroke engine. All parts are aluminum and plastic, Mounted on a base.
Anti-gravity demonstration model, Revolution, works on the principle of repelling magnets, ideal for discussing magnet levitation and frictional force experiments, Approximate product size: 2-1/2x 5 x3inch
Model, Multiple pendulum Demonstration, consists of a large acrylic frame and nine pendula with 1 in steel ball, initiator stick to simultaneously release all pendula