Can you make a six-letter word using the letters N, A and B ?

How many words can a pen with half refill write?

Why do you find that most of the buildings are deprived of the 13th floor?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

The King of a distant land had heard that Birbal was one of the wisest men in the East and so desired to meet Birbal. He sent Birbal an invitation to visit his country.

In due course, Birbal arrived in the distant kingdom. When he entered the palace he was flabbergasted to find not one but six kings seated there. All looked alike. All were dressed in kingly robes. Who was the real king?

The very next moment he got his answer. Confidently, he approached the king and bowed to him.

How did Birbal know who was the real king?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

Which is faster, Heat or Cold ? Explain.

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

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