If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

What is both possible and impossible at the same time?

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

Spot 5 differences in two Christmas tree below:

There was a strange boy who was born before his father. How can this be possible?

You are playing a game with your friend Jack. There are digits from 1 to 9. You both will take turn erasing one digit and adding it to your score. The first one to score 15 points will win the game.

Would you want to play first or second?

PS: The sum should be exactly 15.

Can you count the number of triangles in the given figure?

Spot what is wrong here in below Picture?

I have feet, but no legs. Which animal Am I?

You have a thousand Re. 1 coins with you. You have ten bags with you and you can put any number of coins in each of the bags. The condition is that if someone asks you for any amount between 1 and 1000, you must be able to give that amount by just giving the bag (you are not allowed to open the bag and give coins).

How will you do it?