The product is designed with the idea of a witch riding a broom, dancing up and down under the action of the wind, you can feel the happy mood of the witch. The device uses physical knowledge such as partial traveling wheels and kinetic energy conversion of wind power, so that children can experience the charm of science in their hands.
Works can be fully DIY, including wind leaves, witches can be free to paint, giving children of different ages the space to create, fully experience the fun of hands-on creation.