Thames & Kosmos WindBots 6-in-1 Engineering STEM Kit | Build 6 Wind-Powered Bots, No Batteries/Electricity Required | Explore Wind Technology, Gear Ratios & More | Full-Color Manual & Experiment Guide
Thames & Kosmos
4M Wind Turbine Science Kit, Green Science
4M
Thames & Kosmos Wind Power V4.0 STEM Experiment Kit | Build a 3ft Wind Turbine to Generate Electricity | Learn About Renewable Energy & Power a Small Model Car | Weatherproof for Outdoor Use
Thames & Kosmos