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

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

Can you find the missing piece of the Porsche?

In the four images below, can you find the odd one out?

Solve the counting riddle by identifying the number of triangles in the given picture.

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

What can you catch but never throw?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?