A father's child, a mother's child, yet no one's son.

Who am I?

Buy me, smell me or deliver me, I do not change.

Who am I?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

What do the following words have in common?

Assess
Banana
Dresser
Grammar
Potato
Revive
Uneven
Voodoo

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

Why did the Girl throw the butter out of the window?

What is always in front of you but can’t be seen?