What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

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

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

There are three cows, two dogs, and one cat: How many legs do you have?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?

Rearrange the letters in "new door" to make one word.