What is both possible and impossible at the same time?

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?

Can you find out who is the kidnapper in below Picture and why, Explain ?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

How can you drop a raw egg from a height onto a concrete floor without cracking it?

Steffi's daughter Jazelle needs to be picked up from school every day.
Steffi asks one of her colleagues to pick up Jazelle from the school. Steffi devised a password system to confirm that Jazelle goes with the correct colleague only.

The password on Monday was SJM16.
The password on Wednesday was TAW39.

What will the password be for Friday?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

How is the moon similar to a dollar?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?