1
Prepare a square paper, fold in the four corners.

2
Fold them in again to form a new square.

3
Fold the square in half.

4
Fold down the top half of each side.

5
Fold down the two triangles. Do the same on the backside.

6
Fold the triangles in half like this. Do the same on the backside.

7
Fold up the bottom angle. Do the same on the backside.

8
The purpose of this step is to turn the outsides of the paper in and turn the insides out.
There are three layers when viewing from the top, pull the left one and the right one apart while pushing up the bottom.
There are three layers when viewing from the top, pull the left one and the right one apart while pushing up the bottom.



top
bottom
9
It becomes like this after the paper is pulled to open completely.

10
Open the two ends of the boat.
