Can you discover the missing number in this series?

37, 10, 82
29, 11, 47
96, 15, 87
42, ?, 15

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

During which month do people sleep the least?

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

How many sides does a circle have?

Can you Find and name the hidden bird in the picture below ?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

Who can jump higher than a Mountain?