Origami Star Box Instructions Page 3

Step 16 Step 16: Fold the left flap over to the right.
Step 17 Step 17: Fold in both flaps at the crease.
Step 18 Step 18: Fold the flap on the right back to the left, then fold another flap to the left. (Basically flipping two "pages" to the left like a book.)
Step 19 Step 19: Like Step 17, fold in both flaps at the crease to achieve what's in this picture.
Step 20 Step 20: Fold the left flap back to the right so it's even with two flaps on each side.
Step 21Step 21-2 Step 21: Fold the bottom up at the corners to create a triangle, then unfold.

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