Optical Illusions are designed to trick you into seeing something that may not be correct.
O.K. which way is up?
Stare at the black light bulb for about 30 seconds. Then, stare at a white area on the screen or at a white sheet of paper. You will see a glowing light bulb!
Getting tired of all of the riddles? Here are some really good, fun things to do for a little break. Take a few of the short tests. See if you can follow directions. Can you solve rebus puzzles? Some of these are sure to bring a smile or two.