When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?

What does an Island and the letter T have in common?

You are given four tennis balls and asked to arrange those balls in a manner that the distance between each one of them is exactly equal. How will you do it?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Why do we preferably have round manhole covers and not square ones?

Rearrange the letters in "new door" to make one word.

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

What can go through glass without breaking it?