One is to three as three is to five and five is to four and four is the magic number. What is the pattern?
A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?
Can you solve the below tricky visual equation?
If you say my name, I will no longer exist. What am I?
What do you get if you add 2 to 100 four times?
Look at the picture and find out which square is not linked with any of the other squares.
Take one out and scratch my head, I am now black but once was red. What am I?
I am a type of vehicle that has two wheels and is powered by humans. What am I? Hint 1: You can ride me for exercise. Hint 2: I am environment-friendly.
How is the moon similar to a dollar?
When you say goodbye, I am what you need to tie. I come as a couple and go wherever you run. Who am I?
I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.