The instructions are quite detailed. If they give you any difficulty, please let me know . Make mirror image esses. The finished throwing star is thick, sturdy, and modest in size, with good aerodynamics. The key to the model is to fold both halves as mirror images of each other.
Valley fold in half, and unfold.
Cut the square in half, to get two 2x4 sheets. Optionally, turn over one sheet. Valley fold each half lengthwise, to get two 1x4 sheets. Valley fold each half the other way, to get two 1x2 rectangles. Unfold to step 4, to return to two 1x4 sheets.