DIY Cotton Ball LauncherCreate a cotton ball launcher with stuff from around the house: Some cardboa
DIY Cotton Ball LauncherCreate a cotton ball launcher with stuff from around the house: Some cardboard tubes, a pencil or popsicle stick, and some rubber bands. You’ll need some strong tape, scissors, and a hole punch put it all together.This simple Science Buddies video demonstrates how to assemble this fun cotton or bouncy ball launcher, an exploration of potential energy, kinetic energy, and conservation of energy.Find the DIY Cotton Ball Launcher at The Kids Should See This here. -- source link
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