Simple origami course of darts

The origami method of darts is as follows:

Materials:

A piece of A4 paper.

Steps:

1. First, cut A4 paper in half and fold it in half.

2. Take some out.

3. Fold in half along the center line.

4. Fold the upper and lower sides to the middle respectively.

5. Fold the whole along the middle.

6. Fold the left part to the right to align!

7. Open it.

8. Fold the left part as shown in the figure and align it with the center line.

9, the right part is also the same folding method!

10, turn back.

1 1, and the left and right sides are folded to the center line respectively.

12, open the left part, and then fold two small corners along the centerline.

13. Turn the upper part down to restore it to its original state.

14. Fold the right part in the same way.

15, turn it over, part of it is finished, and the rest is also folded.

16. After both of them are folded, we begin to combine.

17. Turn right as shown.

18, the upper part is folded down.

19, the right part is folded to the left.

20. Fold the bottom half and stuff it into the side gap.

2 1, a simple and fun cross dart is folded like this!