Escape Room X-Factor Puzzle - Crazy X Puzzle
Da Vinci secret trick puzzle. Looking for the perfect gift? Probably our most fun and trick puzzle in our brain teasers collection! The puzzle originally designed by master Nobuyuki Yoshigahara under the name Duallock Cross. The puzzle also known as the X Marks puzzle, the Da Vinci's Helicopter Cross puzzle, Mysterious X puzzle, or simply Wood Cross Sticks Puzzle. The idea behind the X factor puzzle is hundreds of years old and has been used in many different brain teasers. This trick puzzle forms an X trapped inside a wooden square. The objective is to release the X from the square, but it requires more than the usual brainpower to solve this one.