Identify the hidden meaning behind this picture?
Which is faster, Heat or Cold ? Explain.
Why is a river so rich ?
Can you count the number of quadrilaterals in the picture below?
Give it food and it will live; give it water and it will die.
Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?
What jumps when it walks and sits when it stands?
What is in seasons, seconds, centuries and minutes but not in decades, years or days?
Do you know who was buried in John's tomb?
What is the centre of gravity?
I have branches, but no fruit, trunk or leaves. What am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
