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.

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physically made and have some sort of mechanism for turning or moving them, such as Rubik's Cubes or trick boxes.
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A puzzle related to magic squares: grids of integers where all rows, columns, and diagonals have the same sum.
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For puzzles centered around playing cards.
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A puzzle relating to physical equations or physical principles such as energy, entropy, and classical/quantum mechanics. General physics questions are off-topic here but can usually be asked at Physic…
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A puzzle from 2-dimensional or 3-dimensional geometry centered around matchsticks.
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A geometric puzzle centered around geometric figures formed from unit-squares.
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Puzzles that involve strategic decision making, usually involving either competitive or cooperative choices between a number of participants.
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primarily built around a well-known book, novel, drama, poem, or a well-known author.
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A question about how a puzzle can be solved.
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a technique employed to determine which events occurred leading up to a given situation.
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A question relating to interpretation of clues in a crossword puzzle, or to generation of clues in a crossword puzzle. Use [cryptic-clues] for clues obeying the conventions of cryptic crosswords, [cro…
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told different pieces of information, and the reader must figure out something based on their words and actions.
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a puzzle composed out of the solutions to other mostly disjoint puzzles.
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Nonograms (also known as *Hanjie* or *Japanese Puzzle*) are picture logic puzzles in which cells in a grid must be colored or left blank according to numbers at the side of the grid to reveal a hidden…
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A puzzle on a discrete system where one has to decide whether a certain system state can be reached through a finite number of steps.
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A puzzle that requires an example to be built that fits certain criteria.
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Puzzles tagged with word-search should generally be about finding words within a grid, these types of puzzles are mass-producible so adding a twist or spin to them is a good idea.
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For puzzles involving rolling numbered dice.
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A puzzle in which certain letters, e.g. of each word, line, or paragraph, form a meaningful word or words when put together.
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A puzzle involving a set of words which must be divided into groups such that the words in each group share some connection.
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A puzzle related to the main concepts of computer science, like algorithmics or information theory.
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for questions where the answerer must identify a puzzle type based on deliberately limited information about its nature, such as notes made in the course of solving it. For questions where…
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For puzzles that contain an element of humour or wit. Please do not use this tag to post simple jokes which are not puzzles, and remember that questions should be uniquely answerable.
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For puzzles on spotting an odd-one-out item in a list.
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For puzzles related to or involving animals. This tag is not to be used for questions about animals.
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a square grid of letters in which every row and column of forms a word. They can be clued just like normal crossword puzzles.
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In a treasure hunt, one or more players try to find hidden articles, locations or places by using a series of clues.
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a puzzle which involves sliding blocks into a desired end configuration.
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A puzzle related to sports competitions, sports tables, sports records, or history of sports.
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A mathematical puzzle centered around the manipulation and solution of equations.
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Cooperative games where a team of players must try to guess the color of their hat, but can only see their teammates' hats.
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A word ladder puzzle has a source word and a target word, and to solve the puzzle you must find a chain of words to link the two.
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Puzzles about foreign alphabets and weird encodings.
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characteristically worked out using a pencil and paper. Common examples include connect-the-dots, hangman, dots-and-boxes, fill-in-the-blank, and SOS. Note that crossword, S…
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A puzzle pertaining to topics associated with space like astronomy, space travel, and cosmology.
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The answer to a problem may be known but it is not understood. These questions explicitly request additional details on how a problem is solved or why the current solution is appropriate.