My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

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

You bought me for dinner but never eat me. What am I?

The two towns are exactly 100 km apart. John leaves City A driving at 30 km/hr and Jacob leaves City B half an hour later driving at 60 km/hr. Who will be closer to City A when they meet?

The more it dries, the wetter it becomes. Can you tell what it is?

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

The centre of the third figure is empty. What digit should fit inside?

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?