Mini Density cube set,Study Several Properties of Matter. Learn about density, mass, volume, buoynacy, specific gravity, and flotation while experimenting with real-world materials. Made from commonly used aluminum, copper, steel, brass, and zinc.
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.
KidWind Motor Mount Pack, secures a motor to the nacelle, Includes: Two blue plastic motor mounts, Mounting screws and nuts, Recommended for College and High School
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