There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Using eight eights and addition only, can you make 1000?

How can a man go eight days without sleep?

How many letters are in the alphabet?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

Two Twins Jack and Jill were standing back to back and suddenly they started running in opposite direction for 4 kilometres and then turn to left and run for another 3 kilometres.

what is the distance between the Baggio twins when they stop ?

Jim has three close friends at his school: Michael, John and Alice. Two of them play football, two play basketball and two play hockey. The friend who does not play hockey does not play basketball as well. The friend who does not play football does not play hockey.

Can you identify which sport/s is played by which person?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?