Can you spot the man between the coffee bean in the picture below ?
Which tank will fill first?
Out of the nine cats that you can see in the picture, there are only two that are completely identical. Can you find them out?
Solve the counting riddle by identifying the number of triangles in the given picture.
This is a classy optical illusion puzzle. What more you can find except bricks in the image below?
Identify the 10 differences between the two given pictures.
What do you see in the given picture?
In the given figure, move three matchsticks so that the resulting figure contains two rectangles.
Can you Find and name the hidden bird in the picture below ?
Can you find the key in the picture below?
Can you find out the number that should replace the question mark with a valid reason?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.