When we see 2 but call 10?
What number when divided in half becomes zero?
Forwards I am heavy, backward I am not. What am I?
Why do Chinese men eat more rice than Japanese men do ?
John is the son of Jacob. So, Jacob is the_____of John's father?
Which is faster, Heat or Cold ? Explain.
Through your logical capabilities, can you make 7 an even?
Who is that with a neck and no head, two arms and no hands? What is it?
James bond was pushed out of an aeroplane without any parachute. He survived, How come?
What has a ring but no finger?
I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.