When I got four, I have it none. When I got two, I have it some. When I got none, I have it all. What is it?
How is the moon similar to a dollar?
Can you write down eight eights so that they add up to one thousand?
Solve the alphametic puzzle by replacing the alphabet with the number. S T O R M + S O L E S ========= T O W E L =========
If EELS + MARK + BEST + WARY = EASY What does HELP + BARK + WARD + LEAD equal?
Spot what is wrong here in below Picture?
What does Alexander the Great and Winnie the Pooh have in common?
I was born in a small house and I live in it all alone. No windows and no doors have been assigned to my house. The only way I can go out is by breaking through the walls of my house. Who am I?
Do you know who was buried in John's tomb?
Decode the movie name from the below picture?
It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.