You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

A deaf and mute man goes to the train station. Tickets for the train are 50 cents each. The man goes to the ticket booth and hands the man inside just a dollar. The man in the booth hands him two tickets.

How did the man in the booth know to give him two tickets without even looking at him?

Why is the Hole below a Lock?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?