The more it dries, the wetter it becomes. Can you tell what it is?

A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

John asked Jack, "The time right now is 7 pm. Can you tell me what will be the time 23, 999, 995 hours later ?"

While Bella does not know the answer, do you ?

The more you take me, the more you leave me behind.
Who Am I?

Why Aeroplane windows are round?

If two fifty-foot ropes are suspended from a forty-foot ceiling that is twenty feet apart, how much rope will you be able to steal if you have a knife?

Can you decode the below cypher?

896983327332676578

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

If it took eight men ten hours to build a wall, how long would it take four men to build it?