This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

Vin Diesel is pulling a theft and has planned to run away with all the cash kept in the safe. But the only way to open the safe is the 13 character password. He has a set of five clues given to him by a trustworthy source.

Exactly two of the below statements are false.
The password is contained within this sentence.
The password is not in this hint.
The password is within only one of these statements.
At least one of the above statements is a lie.

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

Which of the eight images will fill the missing image in the puzzle below?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

Name a key which is hardest to turn.

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?