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?
Can you solve this picture maths equation?
In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?
What question can you never answer yes to?
As a whole I am both safe and secure. Behead me and I become a place of meeting. Behead me again and I am the partner of ready. Restore me, and I become the domain of beasts. What am I?
What building has the most stories?
Can you count the number of triangles in the given picture?
There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?
What three numbers, none of which is zero, give the same result whether they’re added or multiplied?
There are two words one resembles the "state of rest" and the other is related to "writing/reading material". Can you name these two words which also sound similar?
A bomb exploded in a room full of married couples and no one died. How?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.