Start with a square sheet of paper
Fold the paper in half diagonally
Unfold the paper
Fold the paper in half diagonally the other way
Unfold the paper
Fold the paper in half horizontally
Unfold the paper
Fold the paper in half vertically
Unfold the paper
Push the sides inward to form a triangle base
Fold the top layer’s two bottom corners up to the top point
Flip the paper over
Fold the top point down over the edges
Fold the model in half along the center line
Fold the wings down on both sides
Adjust the wings to shape the butterfly