why number 8549176320 is one of a kind?

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Why do Chinese men eat more rice than Japanese men do ?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

I know a nine-letter word having only one vowel.
Do you ?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

What is wrong in the below Picture?

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?

Can you find a five letter word that is left with only two letters if one is removed?