1. First, prepare a newspaper and expand it, as shown in the figure below.
2. Fold in half and align up and down or left and right, as shown in the figure below.
3. Fold the two corners to the center line, as shown in the figure below.
4. Fold the bottom two sides up and open them from the middle, as shown in the figure below.
5. Then fold the two corners of the lower opening, as shown in the figure below.
6. Open it again and the hat will be ready, as shown below.
Extended data
value of function
For children, origami can exercise the flexibility of children's fingers and develop their hands-on ability and innovation ability; Origami must be done step by step. In this process, children can also develop the good habit of doing things step by step, and also cultivate their own observation and attention. Because of its strong plasticity, origami can develop children's creativity, imagination and thinking ability in images; Things in life, small animals, vehicles, etc. Become an image origami. In this process, children's spatial imagination will also be improved.
For the elderly, origami games can help them use their brains and activate their thinking, so as to achieve the overall coordination of the trinity of hands, eyes and brain, and also prevent the memory decline of the elderly. In some sanatoriums, origami is used as a treatment for patients' rehabilitation.
On the other hand, modern origami is not only an art, but also a new science: origami mathematics. It has been applied to the storage of parachutes, satellite solar panels, car airbags, and even the structural design of Hubble Space Telescope has benefited from origami mathematics.
Baidu encyclopedia-origami