I have feet, but no legs. Which animal Am I?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?

Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?

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

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