How can one talk without saying a single word?

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

John was piloting a plane behind a car but was never able to overtake it. Why?

Can you move 2 matchsticks to form four equal sized squares.

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

Can it be possible to build a house that has all its four walls facing towards the South?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?