Can you count the number of quadrilaterals in the picture below?
How many triangles can you find in this given picture?
What is wrong in the below Picture?
Spot what is wrong here in below Picture?
Can you spot the man between the coffee bean in the picture below ?
You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?
Which tank will fill first?
In the four images below, can you find the odd one out?
Spot 5 differences in two Christmas tree below:
Which of the below owl is odd one out?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.