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S1, E6: Our experiment involves pressure caused by carbon dioxide build up, the movement of warm and cold water called convection currents. Explore the density of metal and water by making floating steel balls. Let's make a paper cup telephone and explore the amplification of sound waves. So get ready, aim, and shoot a bull's eye with our own home made squeeze bottle arrow!
Kids & Family · Mar 7, 2009 · 25 min