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Set includes light fury
fold and stick to make 20 tiny fairy books
worked examples show readers how to solve simple math challenges
This edition features an all-wood storage box
WIND POWER Puzz1500 Set includes light furyWind is one of the most promising sources of clean, renewable energy available today. With this kit, you can assemble a realistic wind turbine complete with electric generator and adjustable rotor blades that are designed with complex aerodynamic curves to look and work like modern day wind turbine blades. Then, conduct experiments to optimize the turbines performance by adjusting the angle of the blades and discover how to use the wind turbine to
