Flip The Knife 3D is an exciting new game where you'll need to throw knives, axes, and other weapons upward, performing flips and landing with the tip downwards. With its simple yet addictive gameplay, you'll be hooked from the start. But, have you ever wondered how to play Flip The Knife 3D, or where to play it online for free? In this article, we'll cover everything you need to know, including types of flip knives, how to close a flip knife, and even how to flip a 3D object in Autocad.