Illustrated tutorial on how to fold an origami skull mask
1. Prepare a piece of white square paper, fold it diagonally and open it. Then fold the two edges to the crease, as shown when finished.
2. Fold the top corner down as shown in the picture.
3. Fold in the left and right sides. Cut out two triangles, these will be the eyes of the skull.
4. Fold the paper in half and cut out a triangle, which is the nose of the skull.
5. Unfold the paper. Start by making the origami skull mask teeth.
6. Turn over the paper. Fold the bottom corner up about 1/5.
7. Fold the corners down, then up, and then down again. This completes the teeth of the origami skull.