Difficult Riddles

The very best of the most difficult riddles on the internet.

A teacher writes six words on a board

A teacher writes six words on a board: “cat dog has max dim tag.” She gives three students, Albert, Bernard and Cheryl each a piece of paper with one letter from one of the words. Then she asks, “Albert, do you know the word?” Albert immediately replies yes. She asks, “Bernard, do you know the word?” He thinks for a moment and replies yes. Then she asks Cheryl the same question. She thinks and then replies yes. What is the word?

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Average: 8.3 (3 votes)

Boxes

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?

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Average: 9 (1 vote)

I come in darkness

I come in darkness, but fill the mind with light. I bring enlightenment to some, while gripping others in the hand of fear. With me it can be a journey of inexplicable joy and sorrow. What I will show you will often be unreachable. Journey with me and what you see may haunt you. Journey with me and you may never want to return home. Journey with me and you will never know when it will end. What am I?

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Average: 9 (1 vote)

Hobbit riddle

In "The Hobbit" by J. R. R. Tolkien, there are several hard riddles that Gollum and Bilbo ask each other.

Alive without breath,
As cold as death;
Never thirsty, ever drinking,
All in mail never clinking.

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Average: 9 (1 vote)

Rungs of a ladder

The rungs of a 10 foot ladder attached to a ship are 1 foot apart. If the water is rising at the rate of one foot an hour, how long will it take until the water covers over the ladder?

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Average: 9 (1 vote)
Kind of riddle

Beyond my reach

When you stop and look, you can always see me. If you try to touch you cannot feel me. I cannot move, but as you near me, I will move away from you. What am I?

Answer
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Average: 9 (1 vote)