I'm tall when I'm young and I'm short when I'm old. What am I?

No matter how little or how much you use me, you change me every month. What am I?
Show Answer            Hide AnswerA Calendar.

 

I'm tall when I'm young and I'm short when I'm old. What am I?
Show Answer            Hide AnswerA candle.

 

What goes up and down stairs without moving?
Show Answer            Hide AnswerA carpet.

 

The dirtier I am, the whiter I get, Leave a mark on me when you stand, I'll leave a mark on you when you sit. What am I?
Show Answer            Hide AnswerA chalkboard.

 

Thirty men with ladies, two. Standing around with nothing to do, dressed in formal, black and white. Yet when they move it begins a fight. What is It?
Show Answer            Hide AnswerA chess match.

 

I have a little house in which I live all alone. My house has no doors or windows, and if I want to go out I must break through the wall. What am I?
Show Answer            Hide AnswerA chicken in an egg.

 

I attach to your hip and I sing all day. All I want to do is play.
Show Answer            Hide AnswerA child.

 

To unravel me you need a key. No key that was made by locksmith's hand, but a key that only I will understand. What am I?
Show Answer            Hide AnswerA cipher.

 

It regulates our daily movements, but it feels no interest in our lives. It directs us when to come and go, but does not care if we pay attention. What is it?
Show Answer            Hide AnswerA Clock.

 

I fly, yet I have no wings. I cry, yet I have no eyes. Darkness follows me; lower light I never see. What am I?
Show Answer            Hide AnswerA cloud.