I travel all around the world but always stay in the corner. What am I?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

No matter how little or how much you use me, you change me every month. What am I?

What happened when the wheel was invented?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

You have $100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can't go below or above the numbers and you have to use the entire $100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:

Green Balls costing $6
Yellow Balls costing $3
Black Balls costing $0.10

Now, how many of each must you buy to fulfil the condition given?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.