In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

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

The dirtier I get, the whiter I look. Who am I?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

What is the riddle which can be asked all day with a different correct answer each time.

What is so fragile that saying its name breaks it?