In the given figure, move three matchsticks so that the resulting figure contains two rectangles.
How far can you walk into the woods?
In a mathematical quiz, you are asked the following question: Use three 9s in a mathematical expression without dividing or multiplying to form the number one. Can you answer the question?
Can you identify the hidden rebus in the image below?
It's a protector. It sits on a bridge. One individual can see directly through it, while others wonder what it hides. What is it?
Why is the Hole below a Lock?
Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?
Can you find the key in the picture below?
Replace the question mark with the correct number. 2 + 2= 4 3 + 3= 18 4 + 4= 48 5 + 5= ?
Can you discover the missing number in this series? 37, 10, 82 29, 11, 47 96, 15, 87 42, ?, 15
It comprises roots which nobody sees, Much taller than those trees, Up and up it goes, Still it never grows?
In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki