Extensive collection of experiments illustrating fundamental principles of physics. Demonstrations on this disc: Kit contains: Fluid Dynamics - Pitot tube, Flettner rotor, curve balls, floating ball in air jet, suspended plate in air jet, suspended parallel cards, vortex cannon, un-mixing, tornado tube, siphon, syringe water velocity, unform pressure drop, Bernoulli’s princ iple, water hammer, Toricelli’s tank, accelerometers, parabloid of revolution, rotating water troughs; Surface Tension - surface tension disc, floating metal sheet, soap film pull-up, soap film shapes, two soap bubbles, minimum energy thread, capillary action, capillary tubes. DVD with English and Spanish audio tracks and subtitles, and bilingual study gu ide.