Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

Can you count the number of blocks in the picture below?

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

I add 5 to 9 and get 2. The answer is correct, so what am I?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

What occurs twice in a week, once in a year but never in a day?