Can you start the fire using two pieces of wood?

Move four matchsticks to the below square to form three squares?

There was a blind man. He had four socks in his drawer either black or white. He opened it and took out two socks. Now the probability that it was a pair of white socks is 1/2.

Can you find out the probability that he had taken out a pair of black socks ?

Highly detail-oriented individuals excel at this type of optical illusion challenge. It requires not just good eyesight but also the ability to distinguish subtle differences quickly. Finding the 6 among all these 9's could indicate a high level of IQ and superior observational skills.

I am sure no one can have two things for dinner. what are they?

Find the missing number in the series below

13 -21 34 -55 ? -144

Find the hidden panda in the image below.

Solve below rebus puzzle?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

I am white when I am dirty, and black when I am clean. What am I?