Last but definitely not least, we have the most difficult paper airplane in this article. The streamlined jet paper airplane. For this one, you're going to need a ruler and a pen to make exact folds. This paper airplane is everything you want in a jet styled paper airplane: it's fast, it flies long distances, and it flies super smoothly. Don't believe me? Make one for yourself and see. Check out the tutorial here. If you make this paper airplane successfully, well done! I grant you the title of paper airplane master.