I can write cow in 13 letters.

Can You?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?

When can we add 2 to 11 and get 1 as the correct answer?

What has no start, end, or centre?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

In a guessing game, five friends had to guess the exact numbers of apples in a covered basket.
Friends guessed 22, 24, 29, 33, and 38, but none of the guesses was correct. The guesses were off by 1, 8, 6, 3, and 8 (in random order).

Can you determine the number of apples in a basket from this information?

How can you leave a room with two legs and return with six legs?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

What runs around the whole yard without moving?