There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

What can jump higher than a building?

Replace the question mark in the picture below.

What does this simple rebus mean?

What number should come in place of the question mark below?

Move three sticks of the spiral below to form a square.

John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?