Strain Your Brain

What can fill a room but takes up no space?

What has hands but cannot clap?

What has one eye but can't see?

What has a thumb and four fingers, but is not alive?

What has a neck but no head?

What starts with a T, ends with a T, and has T in it?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

What can travel around the world while staying in a corner?

What building has the most stories?

What 5-letter word becomes shorter when you add two letters to it?

What is so fragile that saying its name breaks it?

What is full of holes but still holds water?

What kind of coat is best put on wet?

What has many teeth but can't bite?

What word in the English language does the following: the first two letters signify a male, the first three letters signify a female, the first four signify a great man, while the entire word signifies a great woman?

What belongs to you, but everyone uses it more than you do?

I am an odd number. Take away a letter and I become even. What number am I?

I follow you around all day long, but when the sun goes down, I'm gone. What am I?

What is seen in the middle of March and April that can't be seen at the beginning or end of either month?

The more of this there is, the less you see. What is it?

What gets wetter the more it dries?

What can you catch but not throw?

What is actually at the end of every rainbow?

Which month has 28 days?

What has keys but can't open locks?

Which word is spelled incorrectly in every dictionary?

I have keys, but no locks. I have space, but no room. You can enter, but never leave. What am I?

I occur once in a minute, twice in a moment, but never in a thousand years. What am I?

What has cities, but no houses; mountains, but no trees; and water, but no fish?

If an electric train is traveling south, which way is the smoke blowing?

Forward I am heavy, but backward I am not. What am I?

What can you break, even if you never pick it up or touch it?