How is this brain puzzle possible?! HOW TO MAKE: http://www.instructables.com/id/The-Confuzzle/ MUSIC: http://www.soundsnap.com/node/83748 Shady Optical Illusion 2: Crazy Diamonds http://www.youtube.com/watch?v=xl1lLze5ZpM Shady Optical Illusion http://www.youtube.com/watch?v=fJ2eUXxK2iU Many more science and "confuzzling" optical illusion videos: http://www.youtube.com/greeenpro2009 amazing "
![The Confuzzle](https://cdn-ak-scissors.b.st-hatena.com/image/square/eabd2535f6abdfdb7130d7a90fcd3d71a8b7cde0/height=288;version=1;width=512/https%3A%2F%2Fi.ytimg.com%2Fvi%2Fcrnj10thAAA%2Fhqdefault.jpg)