Brain Teasers/Riddles

What invention lets you look right through a wall?

What grows up while growing down?

If you look at the numbers on my face, you won't find a thirteen anywhere. Who am I?

What is at the end of rainbow?

What can travel all around the world in a corner?

What goes up white and comes down yellow?

The more it dries, the wetter it gets. What is it?

What word is spelled the same as the word "listen?"

What goes up and down without moving?

What can you catch but not throw?

Why is the longest human nose on record only 11 inches long?

What do you call a fish with zero eyes (I)?

Which word in the dictionary is spelled incorrectly?

Some months have 30 days, and some months have 31 days; how many have 28?

Imagine that you are in a dark room. How do you get out?

Your mother's brother's only brother-in-law is asleep on your couch. Who is asleep?

What kind of tree can you carry in your hand?

What grows while it eats, but dies when it drinks?