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Harness the wind and convert it into energy by building your own turbine! Watch the Wind Turbine capture the winds energy and turn it into light Kit will teach you how this vital renewable-energy technology works WHATS INCLUDED 1 wind turbine Ages: 8 years & up Requires empty 2 liter soda bottle & cross head screwdriver(not included) Imported Model no. 3018 Size: One Size. Color: Multicolor. Gender: unisex. Age Group: kids.