Test your knowledge in Krillion, a daily game that asks you to answer seven prompts with rare answers.

Of the thousands of celebrities whose name you know, how many can you remember the year they died? This simple game tests your knowledge of celebrity death days. An exact match gets you 1,000 points, and if you select within 15 years of the right year you get some points. Go see how much you remember here.

In its many decades on the air, “Jeopardy!” has developed a fervent fanbase that likes to play along at home. The Coryat score was developed by Karl Coryat, who appeared on the show in 1996. The equation ignores forced responses on Daily Doubles and Final Jeopardy! Correct responses for Daily Doubles are scored as their natural value.

From limitations in panda taste receptors and a surprising food that has been forged into diamonds to the origins of chili pepper heat and the Maillard reaction, test your knowledge during a game of Super Food Science Excellence Trivia Blowout.

“Jeopardy!” is known for its geniuses, but that doesn’t mean every minute of the show is an illustration of brilliance. This compilation corrects some of the funniest incorrect responses from contestants, making for over 10 minutes of hilarity.

The "crystal ball" game reveals how well you would do trading stocks and bonds if you could see the front page of the Wall Street Journal one day in advance.

Creator Louis G. Cowan upped the potential winnings and had his team scour through contestant applications in search of everyday people with exceptional knowledge in a particular area. When the show premiered in 1955, they made the game appear high-tech by using cutting-edge IBM technology to deliver questions. The gambit worked: At one point, 55 million Americans tuned in.

This site, which allows people to answer prompts in real time, has millions of visitors. Join the crowd of people tired of AI chatbots and seeking human connection. You can ask questions, answer questions, and draw for each other.

The show, which aired on both CBS and NBC in slightly different iterations in 1958, followed a fairly standard question-and-answer format, with correct answers slowly revealing an image that contestants needed to solve. Despite its popularity, the show was canceled after it was revealed that one contestant had been provided with answers to the questions. That revelation led to similar scandals with four more shows over the next few months.

A 10-question quiz from the SEC allows investors to test their basic knowledge about exchange-traded funds and their investing counterparts, mutual funds. Here’s a sample question: Is the past performance of a fund a good indicator of future results? (Hint, the answer is no).

In the wake of the ‘50s scandals, networks were reluctant to greenlight new quiz shows. Merv Griffin’s wife suggested he flip the formula on its head, providing contestants with the answers (the exact act that had led to the scandals) and asking them to provide the questions. “Jeopardy!” premiered in 1964, effectively reviving the genre. It eventually became the top-rated quiz show in history with 23 million viewers.

Before modern science and medicine, death was much harder to escape. Using real mortality records from London's Dreadful Visitation–a collection of all the Bills of Mortality from 1665–this interactive game gives you an idea of what may have possibly killed you during the Great Plague. Grow your appreciation for life today as you stumble upon causes of death like “livergrown” and “drowned at St. Katharine’s by the Tower”.

Wikipedia, the free, community-built encyclopedia, uses hyperlinks so users can explore topics within topics. This tool often leads readers to go down endless rabbit holes, from one topic to another, endlessly. Now, you can make a game of it by...

The quirky pastime has evolved into a competitive event at yearly Wikimedia conferences, highlighting the interconnectedness of human knowledge. Neuroscientific research suggests lateral thinking is a crucial skill found in successful Wikiracers.

Ever wondered what really goes on behind the scenes at a popular social media company trying to keep users, businesses, and workers safe? Now you can try out your own ideas for moderation and management with this fun and informative game designed to...

In this free, easy-to-play game, defend the city of Bacterium by playing the role of Cris Perotein. As you play, you'll learn microbiology and the workings of the mechanisms that CRISPR uses to protect bacteria. (desktop recommended)

This interactive experience casts you as a high school journalist uncovering how the Thanksgiving narrative has become simplified. Through animations, maps, primary sources, expert interviews, and text-message riddles, the game turns historical investigation into an engaging, hands-on mystery.

Enter any two topics (or use suggestions) and find the shortest path of links between them. The game playfully illustrates the vast interconnections of human knowledge.

The US Census Bureau's data visualization team created a game—laid out like a March Madness basketball bracket—where you try to decide which metro area of two has the greater population. Test your knowledge of relative city populations and see...

Six-time USA Memory Champion, Nelson Dellis, answers popular questions about memory, from how sleep, stress, emotion, and attention influence memory to ways techniques like the memory palace, mnemonics, and the PAO system can dramatically improve recall.

Producers of “Twenty-One,” which featured two contestants competing from separate isolation booths, knew the quiz show format could use storytelling in the same way that any fictional program could. They found a perfect narrative in the matchup between Charles Van Doren, an all-American Columbia University instructor, and Herb Stempel, an arrogant Queens native. Stempel intentionally lost the game, pretending not to know the answer to a question about his favorite movie, “Marty.”

In "Velocity Raptor," space and time warp as you make your way across a room of obstacles at "normal" speeds. Take advantage of these relativistic effects to solve puzzles involving clocks running at different rates and colors shifting as a result of your movement.

Players are tasked with drawing objects, and Google’s AI—which has been trained on millions of user-submitted doodles—tries to guess what’s being sketched. Over 50 million drawings across 345 categories have been created and can be reviewed by users.

To become a naturalized US citizen, you must answer 10 questions out of a pool of 100, with at least six being correct in order to pass. It's commonly said that many natural-born American citizens would likely not do so well on the test. To get a sense of the questions asked, challenge yourself with 10 civics questions with this fun quiz from the AP to see how you'd do on the all-important naturalization test.

The rules of the sport set bounds on possible final outcomes, so this adept statistician mined some fascinating takeaways. Some scores are impossible (like 5 to 1) and some are more common (like 20-17, occurring over 300 times since 1944). Watch for a deluge of numbers.

With 63 games to predict, random guessing produces odds of 1 in 9.2 quintillion. Even an informed picker who gets 67% of games right faces odds of about 1 in 120 billion, meaning if every American filled out a unique bracket, we'd expect a perfect one in roughly 366 years.

This simulation demonstrates how packing and cracking alter election outcomes. See how shifting district lines can change representation—regardless of the overall makeup of the electorate.

Have a general idea of the sort of book you'd like to read next, but don't know how to find a specific one? Try this fun and impressive tool. Describe the type of book you're looking for. It will suggest five options which attempt to meet your prompt. Find your next page-turner with this very cool tool.

Developed by Astroscale, a company with a contract from the UK to remove satellites from orbit safely, the game enables players to simulate the company's planned COSMIC mission and test their space debris-catching skills.

Here's a quick rundown on black hole basics, the cosmic enigmas digesting massive swaths of the universe and destabilizing our fundamental ideas of space, time, and matter. Learn how they got their name, what happens in the unfortunate instance you fall into one, and more with this list of 13 questions about black holes.

Alfred Butts, a newly unemployed architect during the Great Depression, created Scrabble. But the game was named by James Brunot, who used the word to describe the most common action its players take part in: digging frantically.

The form, pioneered by platforms like FanDuel and DraftKings, uses anonymous daily leagues and large payouts, looks more like typical betting than the season-long, community-minded setup of more traditional fantasy.

The world of sports gambling is filled with insider lingo: What's a "spread"? How about a "moneyline" or a "parlay"? This resource breaks down the jargon, helping you navigate the industry or, at least, giving you the keys to talk about it.

The game—which forced contestants who answered questions incorrectly to face "consequences" in the form of wacky stunts—debuted in 1941 with a one-off experimental broadcast on WNBT, then reappeared on NBC in 1950. In 1956, a fresh-faced Bob Barker made his television debut as the show's new host.

Some queries—besides providing search results—trigger additional effects on the site, including tilting the page after searching for "askew," having the page perform dance moves to the song after searching for "[cha-cha slide]," and the ability to play a version of block breaker after searching for "Atari breakout."

This interactive project from MIT challenges users to distinguish between AI-generated images and real ones.

Every spring, millions of Americans fill out their March Madness brackets in hopes of picking the winner. But where did this annual tradition start? This CBS News article tells the story of how a bar in Staten Island started a $10 pool with 88 participants in 1977, and grew it into a $1.5 million contest that ended up getting shut down by the IRS.