Sail Car

Learn the physics behide how sails and wings work！ Understand the principle of kinetic energy and sailing. Explore the sails vehicles function on the road and water. Features: - Special designed sail/Low friction wheels/Curved prolate rods/ Hollow tubes. - Children will understand the principle of kinetic energy and sailing. - 6 models: sail car, wind catcher car, two kinds of sailboats, wind direction indicator and mini glider. ​Contents: - 40 pieces components, 6 models to build - Colorful manual included More details: - Build six wind-powered models！ - Make sail cars,sailboats,and more！ - Learn the physics behide how sails and wings work！ Dimensions: L:33cm x W:6.5cm x H:22.5cm Weight: 1kg