What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

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)

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

A spaceship was lost. The detective was given a piece of paper. This was the location of the spaceship! This is what the slip had scribbled on it:
Juice, Umbrella, Potato, Ice, Tomato, Elephant, Rice.

Where is the spaceship?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?