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title: National Crossword Puzzle Day
description: Celebrate National Crossword Puzzle Day on December 21 and discover crossword history, Arthur Wynne, famous puzzles, solving tips, and crossword trivia.
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#### Celebrating the Little Squares That Have Been Driving Us Mad Since 1913

National Crossword Puzzle Day is celebrated on December 21, honoring one of the world's most enduring word games and the anniversary of Arthur Wynne's pioneering Word-Cross puzzle in 1913. For more than a century, crossword puzzles have challenged our vocabulary, tested our general knowledge, exercised our powers of deduction, and occasionally convinced otherwise reasonable people that shouting at 17 Across will somehow make the answer appear.

There is something wonderfully deceptive about a crossword puzzle. At first glance, it is merely a collection of black and white squares accompanied by a list of clues. There are no moving parts, flashing lights, complicated instructions, or opponents waiting to humiliate you. All you have to do is answer the clues and put the correct letters into the correct boxes. It sounds delightfully civilized. Then, twenty minutes later, you discover that a five-letter word you have used confidently throughout your entire life apparently isn't the five-letter word the constructor had in mind.

That peculiar combination of knowledge, deduction, wordplay, frustration, and eventual triumph has kept people solving crossword puzzles for more than a century. Crosswords have become fixtures in newspapers, magazines, puzzle books, classrooms, competitions, websites, and mobile apps, appearing in forms simple enough for a beginner and complicated enough to make a university professor quietly reach for an eraser. National Crossword Puzzle Day, celebrated every December 21, gives us an excuse to recognize the puzzle that turned knowing obscure three-letter words into a legitimate recreational skill.

#### What Is a Crossword Puzzle?

A crossword puzzle is a word game built around a grid in which answers intersect with one another. In the familiar American version, white squares receive letters while black squares separate words or phrases. Numbered clues are divided into Across and Down, and because horizontal and vertical answers share letters where they cross, solving one clue can provide valuable assistance with another. That interconnected structure is what makes the crossword considerably more interesting than a straightforward trivia quiz.

![Woman commuting to work by train while enjoying the morning newspaper crossword puzzle during her journey.](https://marktheday.info/images/mark-the-days/december/dec-21/national-crossword-puzzle-day-2-1.webp "The Commute to Work is often a great time to complete the Daily Crossword")The crossing letters are also extremely useful when a clue produces nothing but a blank expression. Perhaps you don't know the name of an obscure opera, a minor Greek deity, or a river flowing through somewhere you last studied in seventh-grade geography. Solve the surrounding answers, however, and suddenly several letters appear. Your brain begins searching through whatever dusty filing cabinet contains information you didn't realize you still possessed, and the impossible answer materializes.

Crosswords can draw upon almost anything: history, geography, science, literature, entertainment, sports, language, abbreviations, famous names, idioms, slang, and popular culture. Many also contain a theme connecting several answers through a shared subject, joke, altered phrase, or piece of wordplay. Discovering that theme can provide the wonderful Aha! moment that turns an intimidating grid into something manageable. Of course, it can also reveal that six answers you confidently entered earlier are wrong, but nobody promised enlightenment would be painless.

#### Arthur Wynne and the First Crossword Puzzle

The history of the modern crossword puzzle is closely associated with Arthur Wynne, a journalist born in Liverpool, England, who later worked for the New York World. Wynne was responsible for material appearing in the newspaper's Sunday entertainment supplement, called Fun, and for the December 21, 1913 edition he devised a new word puzzle for readers. His creation was called a Word-Cross Puzzle, and although it looked noticeably different from the grids we recognize today, it contained the essential idea of interlocking answers determined by clues.

Wynne's original puzzle was diamond-shaped rather than rectangular, with a hollow area in the center and none of the familiar black squares used by modern constructors. The letters F-U-N were already placed across the top of the grid, acknowledging the newspaper section in which the puzzle appeared. Solvers worked through numbered clues and fitted the answers together inside the diamond. One of those clues required knowledge of the fiber obtained from the gomuti palm, demonstrating that crossword constructors apparently discovered the pleasures of obscure vocabulary almost immediately.

Word games involving intersecting letters had existed long before Wynne. Word squares, acrostics, word diamonds, and other arrangements can be traced much further back, and crossword-like puzzles had appeared previously. Wynne's importance lies in bringing together clues and interlocking answers in a format that developed directly into the modern newspaper crossword. His December 21 publication became the landmark from which the history of today's crossword is generally dated, which is why National Crossword Puzzle Day is celebrated on December 21.

#### From Word-Cross to Crossword

The original name, Word-Cross, was perfectly logical: words crossed one another. Before long, however, the name became Cross-Word, reportedly after a typesetting error reversed the two parts. Whether accident or evolution deserves the credit, the altered name stuck, the hyphen eventually disappeared, and crossword entered the language permanently.

Wynne continued producing the puzzles for the New York World, and readers wanted more. Other newspapers gradually began adopting them, and what could easily have disappeared as a temporary Sunday novelty instead developed an increasingly devoted audience. Crosswords had an advantage publishers could appreciate: readers didn't merely glance at them. They remained with the newspaper, sometimes for quite a while, because an unfinished crossword creates a peculiar psychological obligation.

You can put it down, of course. Nobody is stopping you. You can fold the newspaper, leave the room, make lunch, walk the dog, and continue with your day. But somewhere in the back of your mind, you know perfectly well that 24 Down still has three empty squares.

The crossword has you now.

#### When America Went Crossword Crazy

During the 1920s, crossword puzzles transformed from a popular newspaper feature into a genuine cultural craze. Newspapers printed more of them, people competed to finish them, and the puzzles became a subject of conversation far beyond the entertainment pages. Crossword solving was suddenly fashionable, and dictionaries found themselves being opened with considerably greater urgency.

One of the most important developments came in 1924, when Richard Simon and Max Schuster published a collection called The Cross Word Puzzle Book. According to the familiar story, Simon's aunt was an enthusiastic crossword solver who wanted a book containing the puzzles she enjoyed in newspapers. Simon and Schuster recognized the opportunity and published one. The book became a sensational success and helped establish their young publishing company, which would become one of the major names in American publishing.

Crossword fever generated merchandise, competitions, songs, jokes, and plenty of criticism. Some commentators dismissed the puzzles as a ridiculous fad and worried that people were wasting time that could presumably have been devoted to something suitably improving. The crossword craze was compared with other fashionable obsessions and confidently expected to disappear.

More than a century later, the crossword would probably like a word with them.

Seven letters. Means "incorrect."

#### The Newspaper Crossword Becomes an Institution

Crossword puzzles eventually became inseparable from newspaper culture. For generations of readers, sitting down with the morning paper, a cup of coffee, and the daily crossword became part of an established routine. The puzzle page offered a small refuge from headlines and responsibilities, while Sunday editions frequently provided larger and more challenging grids for people who apparently felt the weekend contained too much free time.

Curiously, The New York Times resisted crosswords during their early popularity. While other newspapers embraced the craze, the Times regarded them with considerable skepticism. Eventually, however, even one of America's most prestigious newspapers reconsidered. Its first crossword appeared in the Sunday edition on February 15, 1942, during World War II, when an absorbing diversion from wartime news was considered particularly welcome. A regular daily crossword followed in 1950.

The New York Times Crossword eventually became one of the world's most famous examples of the form. Its puzzles are traditionally designed to increase in difficulty as the week progresses, with Monday generally offering the gentlest introduction and Saturday providing a considerably sterner challenge. Sunday brings a larger puzzle, giving dedicated solvers more territory in which to discover that they know considerably less about opera than they thought.

Other newspapers and publications developed their own crossword traditions, and individual editors and constructors acquired loyal followings. The crossword was no longer a craze. It had become an institution.

![Man relaxing in a cozy coffee shop with a cup of coffee while completing a crossword puzzle in the newspaper.](https://marktheday.info/images/mark-the-days/december/dec-21/national-crossword-puzzle-day-2-2.webp "Coffee and a Crossword")

#### The Art of the American Crossword

The familiar American-style crossword puzzle is far more carefully engineered than its neat arrangement of squares might suggest. Most American grids use black squares to separate entries, and the majority of letters are checked by both an Across and a Down answer. Grids commonly display rotational symmetry, so the pattern of black squares looks the same when the puzzle is turned 180 degrees.

Creating such a grid requires considerably more than thinking up a list of words. Every answer must coexist with several others, crossings must produce valid letter combinations, awkward clusters must be avoided, and the finished structure must satisfy the standards of the publication receiving it. Add a theme and the constructor has another layer of difficulty, because several important answers may need to fit particular positions while sharing a clever relationship.

Themes can involve puns, altered phrases, hidden words, repeated patterns, common endings, cultural references, or elaborate tricks affecting how answers are entered. A particularly clever theme changes the way a solver sees the entire puzzle. Suddenly, several baffling clues make sense at once and the constructor's scheme becomes apparent.

This is usually followed by admiration. Occasionally it is followed by language unsuitable for a family website. Both responses mean the theme probably worked.

#### Then There Are Cryptic Crosswords

Anyone who believes an ordinary crossword is insufficiently complicated is invited to meet the cryptic crossword, a form particularly associated with Britain and other Commonwealth countries. A standard crossword clue usually provides some form of definition or question leading toward the answer. A cryptic clue frequently contains both a definition and a separate piece of wordplay explaining how the answer is constructed.

That wordplay may involve anagrams, hidden words, reversals, abbreviations, deletions, homophones, combinations of smaller words, or other devices. The clue is normally written so that it appears to be an ordinary phrase or sentence, disguising the instructions hidden inside it. To an experienced cryptic solver, these conventions form a logical language. To a newcomer, the clue can resemble a ransom note written by an English professor.

Learning cryptic crosswords therefore involves learning how setters communicate. Certain words indicate anagrams, others suggest reversals or hidden answers, and punctuation can deliberately encourage the wrong interpretation. Once the conventions become familiar, solving a difficult cryptic clue can be enormously satisfying because the answer isn't merely remembered—it is dismantled, reconstructed, and proven.

The disadvantage is that after becoming accustomed to cryptics, you may begin looking suspiciously at perfectly innocent sentences.

#### The People Behind the Grid

Crossword puzzles do not spontaneously emerge from newspapers overnight. They are created by crossword constructors, also known in some traditions as setters or compilers. A constructor must select suitable words and phrases, arrange them into a functioning grid, create themes where appropriate, and then write clues that are challenging enough to be satisfying without becoming deliberately impossible.

Writing a good clue is an art in itself. The most effective clues often exploit ambiguity, allowing a familiar word to be interpreted in an unexpected way. A "flower," for example, might be something that flows rather than something growing in a garden. A "bank" might have nothing to do with money. Capitalization, punctuation, abbreviations, tense, and plural forms can all provide information—or misdirection.

The best clues produce an answer that feels obvious after it has been solved. That is the constructor's trick. Beforehand, the clue may seem baffling; afterward, the solver wonders how it wasn't immediately apparent.

A bad clue makes you angry with the constructor. A good clue makes you angry with yourself. That's craftsmanship.

#### Crosswordese: The Language You Never Intended to Learn

Regular crossword solvers gradually acquire a peculiar collection of knowledge sometimes called crosswordese. These are short words, names, abbreviations, geographical features, musical terms, and other entries that appear frequently because their combinations of vowels and consonants make them particularly convenient when constructing grids.

Eventually, experienced solvers recognize answers they may rarely encounter anywhere outside a crossword. The strange thing is that this knowledge becomes permanently lodged in the brain. You may forget why you walked into the kitchen, but some obscure three-letter crossword answer encountered repeatedly over the previous fifteen years remains available for immediate retrieval.

This specialized vocabulary is one reason experienced crossword solvers become faster. They aren't necessarily walking encyclopedias with perfect knowledge of every subject. They have simply learned the language of crossword construction. They recognize familiar clue structures, common abbreviations, frequently used answers, and the little conventions that help turn a vague possibility into a confident entry.

It is a remarkable educational achievement. Whether it will ever prove useful outside the puzzle page is another matter entirely. Pencil, Pen, or Keyboard?

Traditional crossword solving created one of the great philosophical divisions of our time: pencil or pen? Pencil users prefer the sensible security of being able to erase mistakes. Pen users approach the grid with confidence, courage, or a worrying disregard for consequences.

Writing an uncertain answer in pencil says, "I think this might be right." Writing it in ink says, "I have spoken." The crossword then gets to decide whether your confidence was justified.

Digital crosswords have changed the mechanics but not the basic experience. Incorrect letters can now be deleted without leaving a gray battlefield of eraser marks, while some apps can check individual squares, reveal answers, provide hints, or notify the solver when the entire grid is correct. Timers allow people to measure their solving speed, and streak counters have introduced the additional possibility of becoming emotionally invested in maintaining a run of completed puzzles.

The technology has changed enormously since 1913. The feeling when one stubborn answer finally fits has not.

#### Are Crossword Puzzles Good for Your Brain?

Crossword puzzles require a useful combination of memory, vocabulary, concentration, pattern recognition, spelling, general knowledge, and flexible thinking. Solvers must interpret clues, retrieve information, consider alternative meanings, test possible answers against crossing letters, recognize mistakes, and revise their thinking when the evidence changes.

That makes crossword solving an enjoyable form of mental stimulation, but it is sensible not to turn that observation into extravagant medical claims. No single word game can guarantee protection against dementia or other cognitive conditions, and brain health depends upon a much broader range of biological, medical, social, and lifestyle factors.

What crosswords unquestionably provide is an activity that makes people think. They encourage curiosity and can introduce unfamiliar vocabulary, facts, names, and concepts. A solver may begin with a clue they don't understand, discover the answer through crossings, and then look up what it means. In that small way, the crossword continually rewards learning.

It is exercise for the mind with one particularly attractive advantage. Nobody expects you to wear gym shorts.

#### Crossword Puzzles Enter the Digital Age

For most of the twentieth century, solving a crossword usually meant putting pencil or pen to paper. Newspapers and puzzle books ruled the territory. Computers, the internet, tablets, and smartphones eventually changed how puzzles were constructed, distributed, and solved, but they didn't destroy the traditional crossword. Instead, they gave it an enormous new audience.

Today's solvers can tackle daily puzzles on websites and apps, maintain solving streaks, compare times, compete with friends, receive hints, and access archives containing years of previous puzzles. Constructors use specialized software to help build grids and evaluate word combinations, while online communities discuss particularly clever clues and difficult puzzles almost as soon as they appear.

Digital distribution has also removed geography from the equation. A solver no longer needs access to a particular newspaper to enjoy its crossword. Puzzles from different countries and traditions can be explored from anywhere, allowing American solvers to discover cryptics, British solvers to explore American-style themed grids, and everybody to discover entirely new ways of becoming stuck.

Progress is wonderful.

![Two children working together to solve a colorful, kid-friendly crossword puzzle at a table with pencils, books, and snacks.](https://marktheday.info/images/mark-the-days/december/dec-21/national-crossword-puzzle-day-2-3.webp "Crossword Puzzles for Kids")

#### Why We Keep Solving Them

The enduring appeal of crossword puzzles comes partly from the steady sequence of small victories they provide. Every solved clue adds something to the grid. Every new letter makes another answer slightly easier. A blank corner gradually fills until the seemingly impossible puzzle begins surrendering one square at a time.

There is also a satisfying fairness to the basic structure. If you don't know an answer directly, you may be able to deduce it from the crossings. If something doesn't fit, the grid tells you that somewhere your reasoning has gone wrong. The puzzle becomes a conversation between knowledge and deduction, with occasional contributions from educated guessing and sheer stubbornness.

Crosswords also demand focused attention. For a while, the world can be reduced to a manageable grid with defined boundaries and questions that actually have answers. There are no endless feeds, notifications, advertisements demanding immediate attention, or arguments involving strangers. There is simply a clue, a number of squares, and the quiet conviction that you ought to know this.

Then comes the moment when the last answer fits. Every crossing agrees. The grid is complete. For perhaps five magnificent seconds, you are a genius. Tomorrow's crossword will correct that impression.

#### Competitive Crossword Solving

Some people are perfectly content to spend an hour casually solving a crossword over coffee. Others looked at that peaceful activity and decided it needed a stopwatch.

Crossword tournaments bring serious solvers together to compete for speed and accuracy, sometimes with hundreds of participants working simultaneously on identical puzzles. Skilled competitors can complete grids at extraordinary speeds, recognizing clue patterns and filling answers almost as quickly as they can write or type them.

Competitive solving requires a different approach from leisurely puzzling. Hesitation costs time, errors are expensive, and experienced competitors develop techniques for moving efficiently around the grid rather than becoming trapped by one difficult clue. Major crossword competitions have helped turn top constructors, editors, and solvers into recognizable figures within the puzzle community.

For everyone else, finishing the Sunday crossword before Monday remains a perfectly respectable achievement. No trophy is required. Finishing the coffee is compulsory.

#### Crosswords Around the World

Although Arthur Wynne's 1913 puzzle appeared in an American newspaper, crosswords spread internationally and were adapted to different languages and cultures. The fundamental idea of intersecting answers proved remarkably flexible, while individual countries developed their own conventions regarding grid design, clue style, numbering, symmetry, and word separation.

American crosswords developed a strong tradition of heavily checked grids and elaborate themes, while British cryptics established their own sophisticated language of wordplay. Other countries adapted the crossword to suit different alphabets, vocabularies, grammatical structures, and cultural references. The details vary, but the basic satisfaction remains recognizable.

Perhaps that international success shouldn't be surprising. Language is one of the defining features of human culture, and word games allow us to play with it. Crosswords turn vocabulary into a construction material, fitting language together literally one letter at a time.

Besides, frustration translates beautifully.

#### How to Become a Better Crossword Solver

There is no secret technique that instantly transforms a beginner into a crossword expert. The most reliable method is simply to solve more crosswords. Repetition teaches the conventions, exposes you to common clue styles, expands your useful vocabulary, and helps you recognize when a clue is deliberately encouraging you to think in the wrong direction.

Start with the clues you can answer confidently and use those letters to attack the harder ones. Pay attention to grammar: a plural clue generally requires a plural answer, while the tense of a verb in the clue normally matches the answer. Abbreviations in clues may signal abbreviated answers, and question marks often indicate some form of wordplay or deliberately loose interpretation.

Most importantly, don't become emotionally attached to an answer merely because you thought of it first. If three crossing words insist that your answer is wrong, they probably haven't formed a conspiracy against you. Erase it, reconsider the clue, and try something else.

And when absolutely nothing works, walk away for a few minutes. Make coffee. Do something unrelated. Come back later. For reasons known only to the human brain, the answer that was utterly impossible fifteen minutes ago will frequently be sitting there waiting for you. Smugly.

#### How to Celebrate National Crossword Puzzle Day

The easiest way to celebrate National Crossword Puzzle Day on December 21 is also the most appropriate: solve a crossword. Pick up a newspaper, open a puzzle book, visit your favorite crossword website, or use an app. If you normally choose easy puzzles, try something slightly more challenging. Experienced solvers might tackle a difficult Sunday grid or venture into the wonderfully twisted world of cryptic crosswords.

Families and friends can solve together, which introduces the pleasure of discovering that somebody who cannot remember where they left their car keys somehow knows the capital of a country you've never visited. Teachers can use crosswords for vocabulary and subject review, while adventurous puzzle fans can try constructing a small crossword themselves. Creating one provides an immediate appreciation for the people who manage to make dozens of words intersect while still producing clues worth solving.

December 21 is also an excellent excuse to explore crossword history. Find Arthur Wynne's original Word-Cross, compare it with a modern grid, or investigate the development of your favorite newspaper crossword. More than a century separates today's sophisticated puzzles from Wynne's little diamond of interlocking words, but the challenge is instantly recognizable.

#### Crossword FAQ

Crossword puzzles have been filling newspaper pages, puzzle books, and increasingly our phone screens for more than a century. Along the way, they have developed their own terminology, traditions, rules, and peculiar little habits. Here are answers to some of the most common questions about crosswords and National Crossword Puzzle Day.

**When is National Crossword Puzzle Day?**  
National Crossword Puzzle Day is celebrated annually on December 21. The date commemorates the publication of Arthur Wynne's pioneering Word-Cross Puzzle in the New York World on December 21, 1913.

**Who invented the crossword puzzle?**  
Arthur Wynne, a Liverpool-born journalist working for the New York World, is generally credited with creating the first modern crossword puzzle. His diamond-shaped Word-Cross appeared in the newspaper's Sunday Fun section in 1913. Earlier word squares and interlocking word games existed, but Wynne's puzzle became the direct ancestor of the modern crossword.

**Why was the first crossword called a Word-Cross?**  
Arthur Wynne originally called his creation a Word-Cross Puzzle because its words crossed one another. The name was subsequently reversed to Cross-Word, and over time the hyphen disappeared, giving us the familiar word crossword.

**What is the difference between Across and Down clues?**  
Across answers are entered horizontally into the crossword grid, while Down answers are entered vertically. Where the answers intersect, they share a letter. Those shared letters are particularly useful when you're staring at a clue with absolutely no idea what the constructor is talking about.

**What is a crossword constructor?**  
A crossword constructor is someone who creates crossword puzzles. Constructors design the grid, choose the answers, develop themes when appropriate, and write the clues. In Britain and some other countries, crossword creators are also commonly called setters or compilers.

**What is a themed crossword puzzle?**  
A themed crossword contains several answers connected by a common idea or wordplay device. The connection might involve related subjects, puns, altered phrases, hidden words, repeated patterns, or another trick devised by the constructor. Recognizing the theme can make difficult answers considerably easier—and occasionally makes you groan when you realize what the constructor has been doing to you.

**What is a cryptic crossword?**  
A cryptic crossword uses clues that normally contain both a definition and a separate form of wordplay. Anagrams, hidden words, reversals, abbreviations, homophones, and other devices may be used to construct the answer. Cryptic clues follow recognizable conventions, although to the uninitiated they can initially resemble sentences assembled during a particularly complicated dream.

**What does crosswordese mean?**  
Crosswordese is an informal term for words, abbreviations, names, and other short answers that appear unusually often in crossword puzzles because their letters make them convenient for constructing grids. Experienced solvers gradually learn many of these entries, sometimes without ever encountering them anywhere else.

**Why do crossword puzzles use black squares?**  
Black squares separate words and help create the structure of the grid. In many American-style crosswords, the arrangement of black squares has rotational symmetry, meaning the pattern looks the same when the grid is turned 180 degrees.

**Are crossword puzzles good for your brain?**  
Crosswords provide mentally stimulating recreation involving vocabulary, memory, concentration, spelling, pattern recognition, and problem-solving. They can be an enjoyable way to keep the mind active and learn new information. However, crossword puzzles should not be regarded as a guaranteed way of preventing dementia or other cognitive conditions.

**Should you solve a crossword in pencil or pen?**  
There is no official rule. Pencil allows mistakes to be erased easily, while pen offers the exhilarating opportunity to preserve your mistakes permanently. Digital crossword solvers have neatly avoided the argument by using the delete key.

**How can I get better at solving crossword puzzles?**  
Practice is the best teacher. Start with easier clues, use crossing letters to help solve difficult answers, pay attention to grammar and abbreviations, learn common crossword conventions, and be prepared to change an answer when the crossings prove it wrong. Most importantly, don't let one stubborn clue hold the entire puzzle hostage.

**What is the best way to celebrate National Crossword Puzzle Day?**  
Solve a crossword on December 21. Try a newspaper puzzle, crossword book, online puzzle, mobile app, themed crossword, or cryptic crossword. You can also solve one with friends or family, learn about Arthur Wynne and crossword history, or attempt to construct your own puzzle. Just remember that creating a crossword may permanently cure you of complaining about the people who make them.

#### Across, Down, and Still Going Strong

When Arthur Wynne published his Word-Cross Puzzle on December 21, 1913, he could hardly have known how durable the idea would become. What began as an entertaining feature in the New York World developed into an international pastime appearing in newspapers, books, competitions, classrooms, websites, tablets, and smartphones. Generations of constructors have transformed crossword creation into an art, while generations of solvers have responded by filling squares, learning new words, arguing with clues, and refusing to admit defeat.

The crossword has survived enormous changes in entertainment because its basic idea is extraordinarily good. It requires no elaborate equipment, can be enjoyed alone or with others, rewards both knowledge and deduction, and provides challenges ranging from pleasantly easy to magnificently infuriating. Every empty grid begins with possibility, and every completed grid ends with the satisfying knowledge that somehow all those disconnected clues eventually became one interconnected solution.

So on National Crossword Puzzle Day, December 21, sharpen the pencil, open the app, pour the coffee, and find yourself a grid. Fill in the easy answers first. Wrestle with the difficult ones. Erase something you were absolutely certain about. Discover a word you have never encountered before and will probably see in another crossword next Tuesday.

And when that final square is filled, enjoy the moment. Six letters: "Feeling after finishing the crossword." I'd go with RELIEF. 😄

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