Which is faster, Heat or Cold ? Explain.
What is the fastest way to double your money?
Who is generally closer to the kids, mom or dad? (it's a funny riddle)
Why is it very easy to weigh a fish?
A blonde put eyeliner on her head. Why?
What kind of band never plays music?
Why is Saturday stronger than Monday?
What is the centre of gravity?
The Little ant seems to be always confused. Do you know why?
81 x 9 = 801. What must you do to make the this equation true?
How far can you walk into the woods?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.