1. Prepare a square origami, fold it diagonally and open it.

2. Fold down the top corner, and then fold it up and down separately.

3. Next, fold in half.

4. Fold the bottom to the top.

5. Then open it and fold it along the crease.

6. Glue the two sides on the right side with a glue stick to form an arc.

7. Roll the paper into a tube and put a red flag on it.

8. Finally, a warship will be folded with only a little decoration.

Folding warships can exercise children's cognitive ability and working ability, that is to say, the concept of logical thinking and the whole body muscle fitness exercise are unified and harmonious. The whole development process from rough handcraft to meticulous handcraft can improve children's self-study ability, manage posture more accurately and enhance children's insight and imagination from simple to in-depth