John was so frustrated to be the suspect of being a sleeper terrorist that he shoot himself right between the eyes with a revolver in his toilet. The revolver and the bullets were accurate. Minutes later John walks out of the toilet unharmed.
How can this be possible?

I have eight fingers and two thumbs but I do not live. What Am I?

What happened when the wheel was invented?

Solve the mathematical equation in the picture below.

Find the missing number in the sequence below:

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

I travel all around the world but always stay in the corner. What am I?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

What is so fragile that saying its name breaks it?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.