How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

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

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

Why do you find that most of the buildings are deprived of the 13th floor?

If eleven plus two equals one, what does nine plus five equal?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?