Flip the paper over so that the printed fold lines are facing down. - Fold the corners up along the outside fold lines and ...

-- Flip the paper over so that the printed fold lines are facing down.
  -- Fold the corners up along the outside fold lines and crease down. Repeat for the next set of folds.
  -- Fold the nose back, as shown.
  -- Fold up along the center line so the lines and graphics are on the outside.
  -- Finally fold down each wing and fold up the corner flaps.
  -- Throw briskly and slightly angled up.