John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

What came first, the chicken or the egg?

What does this mean?

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A maths symbol is hidden in the below Bar Graph. Can you decipher it?

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

Can you count the number of blocks in the picture below?

How can a man go eight days without sleep?

How can you take 2 from 5 and leave 4?

Why did the Girl throw the butter out of the window?