What Adam and Eve do not have but the rest of the people have?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Can you count the number of children in the picture below

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

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

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

What always comes into a house through the keyhole?

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?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?