Butterfly Origami Tutorial
1. First prepare a piece of rectangular colored paper.
2. Fold the colored paper in half.
3. Fold in half again.
4. Unfold it once, and then fold it in half along the two corners of the symmetry line.
5. Unfold the two corners and fold inward along the crease.
6. Turn the folded paper over.
7. The corners are folded along the center point of the bottom.
8. Fold the other corner in the same way.
9. Turn the origami over and fold up the triangle at the bottom.
10. Fold the folded colored paper in half.
11. The beautiful butterfly origami is complete.