Why do people go to bed?

What does Alexander the Great and Winnie the Pooh have in common?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?

There were five men at church, and it started raining while they were outside. The four that ran still got wet, but the one that was still stayed completely dry. Why did he stay dry?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Consider this: Arnold Schwarzenegger has a big one. Michael J. Fox has a small one. Prince doesn’t have one. The Pope has one but never uses it. Bill Clinton has one and uses it all the time. What is it?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Which country gets ill every time?