Tags
A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
riddle× 4770
A riddle gives indirect clues about an unnamed object or concept to be identified. It is often presented in the form of a poem. Do not use this just to mean a difficult problem or puzzle.
mathematics× 2624
A puzzle strongly related to mathematical facts and objects, or whose solution needs serious mathematical arguments. General mathematics questions are off-topic but can be asked on Mathematics Stack E…
logical-deduction× 1949
A puzzle that requires formal logical deduction to arrive at the solution. This suggests more than merely reasoning through clues to find an answer (you might want [situation] for that).
word× 1741
A puzzle whose answer will be a word or a set of words but not a phrase, sentence or sentences.
knowledge× 1534
A puzzle whose solution relies on external sources such as tables, dictionaries, Wikipedia, or specifics that may not be common knowledge.
wordplay× 1490
A form of wit in which the used words become the main subject of the work, primarily for the purpose of intended effect or amusement.
enigmatic-puzzle× 1290
Puzzles where the genre or solving strategy of the puzzle is not explicitly stated; puzzles where the puzzler must deduce what type of puzzle it is.
cipher× 1279
a simple method of modifying messages to make them unreadable, but still possible to recover. Common ciphers are Caesar, Vigenere, Atbash, and several types of substitution cipher. Other c…
pattern× 1116
A puzzle in which you spot the pattern that links a set of given data items (like numbers, letters, music tunes). Usually, you use your insights into the pattern to find one or more new elements of th…
visual× 954
A puzzle that incorporates a visual component like pictures, diagrams, drawings, etc.
Do not use this tag for puzzles that discuss geometric objects without displaying them.
lateral-thinking× 923
A puzzle solved through an indirect and creative approach, using reasoning that is not immediately obvious and involving ideas that may not be obtainable only using logic.
calculation-puzzle× 666
A puzzle that involves numerical calculations, such as multiplication and addition.
geometry× 652
A puzzle related to shapes, geometric objects (polygons, circles, solids, etc.) of any number of dimensions, relative position of figures, and the properties of space.
rebus× 552
portrayed using images and/or text, where solving the puzzle requires examination of the components' attributes (for instance, word position or color) or meanings (for instance, the n…
no-computers× 461
A puzzle designed to be solved without using calculators, online decoders or computer programming.
combinatorics× 412
A puzzle based on combinatorial mathematics, which is the study of finite or countable discrete structures.
chess× 336
A puzzle related to the game of chess. Questions about chess which aren't puzzles are off-topic but can be asked on Chess Stack Exchange.
language× 336
A puzzle that heavily depends on linguistic features; for instance it may concern foreign languages, or only work in some particular language, or be built around a peculiarity of the English language.…
english× 319
Puzzles that crucially depend on some feature of the English language or that only work in an English formulation.
computer-puzzle× 313
A tag for puzzles dependent upon some degree of computer literacy - for instance, requiring basic familiarity with operating system usage, encryption or programming.
geography× 296
A puzzle centered around geographical features, such as countries, continents, cities, mountains, rivers, and climate.
word-property× 277
For puzzles which ask the solver to determine a hidden property of certain words (or phrases), given a set of words with that property and usually also a set of words without it for comparison. Puzzle…
grid-deduction× 273
Puzzles such as Sudoku or Kakuro, where the final state of a pre-existing grid must be deduced logically through clues placed within and/or around the grid. For puzzles where you are given a list of c…
formation-of-numbers× 268
For puzzles about forming numbers using other numbers and mathematical operations.
cryptic-clues× 263
A puzzle that involves cryptic clues of the type found in cryptic crosswords, but is not a cryptic crossword. **Do not** use this tag for puzzles that are stated cryptically; use [enigmatic-puzzle] in…
optimization× 253
A mathematical puzzle where you have to optimize a certain objective function (maximize profit, minimize cost).
liars× 213
Puzzles that focus on getting information from truth-tellers (who never lie), liars (who always lie), and Jokers (who answer at random).
number-theory× 201
heavily based on the arithmetic properties of the integers. General number theory questions are off-topic but can be asked on Mathematics Stack Exchange.
