Kindergarten windmill how to hang string

The six petals were put in place, and then there is a symmetrical cover also up, everything will have a fixed point, we find a fixed point of the circle installed in the windmill disk just installed, the windmill to move there must be a rotating axis. Our last step to install the rotating shaft, so that we have completed the kindergarten windmill hanging string.

Say it's a car, but it's not really a car. When the wind blows, the head turns in circles. I believe we all guessed the answer is: windmill. Windmills are a traditional toy of Chinese folklore of long standing, and in the Southern Song Dynasty painter Li Song's "Cargo Figure" there is a small 6-leaf windmill painted. Windmills are inexpensive and easy to make.

The windmill is y loved by the majority of children. In traditional Chinese folk culture, the windmill represents joy and good luck, meaning that the four seasons to ensure peace, so there is a "windmill turn, happiness" proverb. Windmills also represent bravery, diligence, enterprise, loyalty, happiness, spirituality and love. Overseas, people often refer to the Netherlands as "the land of windmills".

There is a saying in Europe: "God created man, the Dutch windmill created the land." The famous Dutch windmill festival activities can be a good way to spread international culture, give people happiness and comfort, and let people discover its bright side. There is another type of windmill, alias wind turbine, which is a fuel-free.

The wind as the energy source of the power machine. 2000 years ago, China, Babylon, Persia and other countries have used the ancient windmills to raise water for irrigation, grinding grain. 12 century later, the windmill in Europe, the rapid development of the windmill, through the windmill use of the wind to raise water, heating, cooling, shipping, power generation and so on.