For any of you who didn't know, the missing space is still there. When you rearrange the cookie, instead of the missing space being in one spot, the whole cookie is decreased in size just slightly to where it only looks like it is still there. Edit: I can't believe I have to say this, but after seeing enough of these replies, I have to clarify that *this comment is for people who didn't already know the trick behind the illusion.* So quit acting like a bunch of midwits.