Take a dollar bill and lay it flat.
Turn it over.
Fold a small flap over on the top.
Fold rhe bottom up and tuck it under the flap.
Fold it up againg but dont tuck it this time.
Fold this flap under.
Then fold the 1 over.
Now fold it up just covering the f.
Bring it around like this.
Unfold the 1.
Fold the flap down.
Fold the one back.
Bring the flap up from behind.
Tuck in the small flap.