Challenge your brain to some of the very difficult riddles in our collection. The harder they are the more you can brag you solved them!
Very difficult riddles
There was a man who was born before his father, killed his mother, and married his sister. Yet, there was nothing wrong with what he had done. Why?
His father was in front of him when he was born, therefore he was born before him. His mother died while giving birth to him. Finally, he grew up to be a minister and married his sister at her ceremony.
What is the difference between a school boy studying and a farmer watching his cattle?
One is stocking his mind, while the other is minding his stock.
A boy has as many sisters as brothers, but each sister has only half as many sisters as brothers.
How many brothers and sisters are there in the family?
Four brothers and three sisters.
What is the next 3 letters in this riddle? o t t f f s s _ _ _
e n t They represent the first letter when writing the numbers one thru ten.
Suppose you want to send in the mail a valuable object to a friend. You have a box which is big enough to hold the object. The box has a locking ring which is large enough to have a lock attached and you have several locks with keys. However, your friend does not have the key to any lock that you have. You cannot send the key in an unlocked box since it may be stolen or copied. How do you send the valuable object, locked, to your friend – so it may be opened by your friend?
Send the box with a lock attached and locked. Your friend attaches his or her own lock and sends the box back to you. You remove your lock and send it back to your friend. Your friend may then remove the lock she or he put on and open the box.
t’s always 1 to 6,
it’s always 15 to 20,
it’s always 5,
but it’s never 21,
unless it’s flying.
a dice. An explanation: “It’s always 1 to 6”: the numbers on the faces of the dice, “it’s always 15 to 20”: the sum of the exposed faces when the dice comes to rest after being thrown, “it’s always 5”: the number of exposed faces when the dice is at rest, “but it’s never 21”: the sum of the exposed faces is never 21 when the dice is at rest, “unless it’s flying”: the sum of all exposed faces when the dice is flying is 21 (1 + 2 + 3 + 4 + 5 + 6).
Ben walked into a hardware store and asked the price of some items. The salesman said: One costs $1, Eight costs $1, Seventeen cost $2, One hundred four costs $3 and One thousand seventy two costs $4. What was Ben buying?
Ben was buying home address numbers and they cost $1 per digit.
Marking mortal privation, when firmly in place. An enduring summation, inscribed in my face.
What am I?
I’m one of five, I’m not alive. The one who sent me forth became king, The one who received me died.
What am I?
A Stone from the popular Biblical story, David had five stones. He used one of the stones to kill Goliath.
I move very slowly at an imperceptible rate, although I take my time, I am never late. I accompany life, and survive past demise, I am viewed with esteem in many women’s eyes.
What am I?
I am your hair.
An alarm clock runs 4 minutes slow every hour. It was set right 3 1/2 hours ago. Now another clock which is correct shows noon.
In how many minutes, to the nearest minutes, to the nearest minute, will the alarm clock show noon?
In 3 1/2 hours the alarm clock has become 14 minutes slow. At noon the alarm clock will fall behind approximently an additional minute. Its hands will show noon in 15 minutes.
I’m a word that’s hardly there. Take away my start, and I’m an herbal flair. What am I?
Sparsely (No S = Parsley).
You want to send a valuable object to a friend. You have a box which is more than large enough to contain the object. You have several locks with keys. The box has a locking ring which is more than large enough to have a lock attached. But your friend does not have the key to any lock that you have. How do you do it? Note that you cannot send a key in an unlocked box, since it might be copied.
Attach a lock to the ring. Send it to her. She attaches her own lock and sends it back. You remove your lock and send it back to her. She removes her lock.
Very difficult riddles 2
Peter celebrated his birthday on one day, and two days later his older twin brother, Paul, celebrated his birthday.
How could this be?
When the mother of the twins went into labor, she was travelling by boat. The older twin, Paul, was born first, barely on March 1st. The boat then crossed a time zone, and the younger twin was born on February the 28th. In a leap year the younger twin celebrates his birthday two days before his older brother.
My first is a creature whose breeding is unclear. My second, a price you must pay. My whole can be found in the river of Time and refers to events of today. What am I?
Marco and Bob have been the best friends ever since they were little kids. They are also very competitive. Throughout the years they have challenged each other to do both physical and mental challenges. And they completed the challenge. But one day Marco thought of something to challenge Bob to do – something he could start but never finish. The average man could do it and so could Mark and they were both the same sex and the same size. It is a physical challenge. Can you figure out what it was?
Marco challenged Bob to get a tan, but he couldn’t…Bob is an albino.
What has four fingers and a thumb, but is not living?
I have keys but no locks. I have a space but no room. You can enter, but can’t go outside. What am I?
I can only live where there is light, but I die if the light shines on me. What am I?
What flies when it’s born, lies when it’s alive, and runs when it’s dead?
A Snow Flake
What gets wet when drying?
Every night I’m told what to do, and each morning I do what I’m told. But I still don’t escape your scold.
An Alarm Clock
Give me food, and I will live. Give me water, and I will die. What Am I?
What comes once in a minute, twice in a moment, but never in a thousand years?
The Letter “M”.
I am a mother and a father but have never given birth. I’m rarely still, but I never wander. What am I?
Hurt without moving. Poison without touching. Bear the truth and the lies. Are not to be judged by our size. What are we?
Which word in the dictionary is spelled incorrectly?
I’m always there, some distance away. Somewhere between land or sea and sky I lay. You may move towards me, yet distant I stay.
Have a great time with very difficult riddles and don’t forget to share the laughter and mental stimulation with others!