Questions tagged [difficulty-rating]

A question about assessing or adjusting the difficulty level of a puzzle.

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31
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6answers
20k views

What are the criteria for determining the difficulty of Sudoku puzzle?

What are the criteria for determining the difficulty of Sudoku puzzles? Is it a subjective estimation based on the author's experience, or are there any precise guidelines? For example, there are ...
10
votes
3answers
2k views

What should you look for when rating the difficulty of a puzzle?

After you're finished making a puzzle, what types of details should you look for when rating it's difficulty? What makes a puzzle easier or harder? Keep in mind a puzzle includes both the question and ...
9
votes
2answers
747 views

The strength of ciphers against brute force methods - what makes it more difficult but keeps it fair for humans?

EDIT: We have a couple of cipher puzzles on this site which use primitive, simple ciphers like Caesar, Bacon and substitution ciphers, and some of these puzzles combine them. This made me wonder ...