The 15 Crows



If there are fifteen crows on a fence and the farmer shoots a third of them.

How many are left?

Ah! Click here to read the solution.



The Liars Twins



You are ill and travelling down a road to the hospital.

You reach a fork in the road and find a pair of identical twin boys standing there.

One of the twins always tells the truth and the other twin always lies.

You are allowed to direct only one question to one of the twins, and as such you will be assured of the correct road to the hospital.

What is your question and to whom?

Ah! Click here to read the solution.