Folding fan how to do handmade

1, Stick the prepared strips of paper in order on the square red colored paper.

2. Draw watermelon seeds on the red colored paper with a black colored pencil. Divide the paper evenly and fold it in half to form the shape below.

3. Make another one in the same way and glue the two together.

4.Finally, glue disposable chopsticks on both sides and a folded watermelon fan is ready.

How to maximize the fan's wind:

1. The surface area of the fan increases, thus encountering more air.

2, increase the speed of fanning, this is the principle of the electric fan, the same surface area, why the wind is not the same as 1 and 3 gears? It is the power of the electric fan is not the same caused by.

3, reduce the temperature of the air, the wind is the most "big", what is big, in fact, in essence, is to let the fan fan out of the wind to make people most comfortable.