Count the number of triangles in the picture below:

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

A woman lives in a Tall building thirty-six floors high and served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

How many sides does a circle have?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Which English verb becomes past tense just by rearranging the letters?

How many times can you subtract the number two from the number fifty?