1, take a square colored paper.

2. Fold into a triangle along the diagonal.

3. Fold the folded triangle in the above picture in half for the second time along the center line, as shown below.

4. Fold the triangle above into a small triangle, as shown below.

5. In the same way, fold the triangle below into a small triangle, as shown below.

6. With the opening facing up and the hypotenuse facing right, just draw a few strokes on the folded colored paper, as shown below.

7. Cut along the drawn pattern, and you can directly cut out two crescent patterns and two wave patterns.

8. The cut pattern is a beautiful paper-cut work of flowers.