| Countries of the World Quiz | 0 | - | 5.00 | 40,391,961 |
| Pin US States on a Borderless Map - Sudden Death | 0 | - | 4.99 | 290,608 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 6,964,810 |
| US States Quiz | 0 | - | 5.00 | 14,553,647 |
| Every Asian Flag - Sudden Death | 0 | - | 4.89 | 79,764 |
| Dog Breeds - Sudden Death | 0 | - | 4.52 | 38,859 |
| World Capitals Quiz | 0 | - | 5.00 | 4,453,422 |
| Biggest Cities in Europe | 0 | - | 4.74 | 455,916 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,350,650 |
| Every European Flag - Sudden Death | 0 | - | 4.93 | 192,172 |
| Europe Map Quiz | 0 | - | 5.00 | 4,250,855 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,009,900 |
| Flags of Island Countries - Sudden Death | 0 | - | 4.94 | 23,110 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,130,376 |
| Fast Typing A to Z | 0 | - | 4.89 | 5,252,146 |
| United States Map Quiz | 0 | - | 4.98 | 3,878,908 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 150,105 |
| Fast Typing 1 to 100 | 0 | - | 4.91 | 4,994,175 |
| Switzerland Immigration by Country | 0 | - | 4.81 | 19,651 |
| Cities on Islands - Sudden Death | 0 | - | 4.49 | 31,965 |
| Biggest Cities in the World | 0 | - | 4.89 | 677,499 |
| Memory Test - Sudden Death | 0 | - | 4.82 | 137,730 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,441,235 |
| All Country Flags of the World | 0 | - | 5.00 | 2,912,741 |
| Multiple Choice City Quiz – London | 0 | - | 4.62 | 20,584 |
| Find The Mystery Country Using Color Clues - Randomized! | 0 | - | 4.98 | 1,829,322 |
| Man Outruns Slow Animals - Sudden Death | 0 | - | 4.89 | 48,956 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,313,495 |
| US States by Borders in 30 Seconds | 0 | - | 4.76 | 2,358,935 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,102,180 |
| Australian Animals - Sudden Death | 0 | - | 4.83 | 43,688 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,030,732 |
| Name a Valid European Capital | 0 | - | 4.92 | 102,766 |
| Random Capital to Country | 0 | - | 4.99 | 2,340,400 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,085,707 |
| Countries with the Most Murders | 0 | - | 4.55 | 132,563 |
| Countries by First and Last Two Letters | 0 | - | 4.91 | 1,559,600 |
| Countries that Start with S | 0 | - | 4.98 | 1,591,121 |
| Cities Controlled by the Axis - Sudden Death | 0 | - | 4.92 | 46,261 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 159,672 |
| Africa Map Quiz | 0 | - | 5.00 | 1,923,745 |
| The Answer is a Number - Whammies | 0 | - | 4.87 | 55,687 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,275,761 |
| U.S. Presidents - Sudden Death | 0 | - | 4.89 | 87,381 |
| Find The Mystery Country Using Hints - Randomized! | 0 | - | 5.00 | 868,545 |
| Landlocked Countries - Sudden Death | 0 | - | 4.96 | 79,980 |
| Countries Larger than Texas - Sudden Death | 0 | - | 4.92 | 57,097 |
| NBA Champions - Sudden Death | 0 | - | 4.59 | 45,876 |
| Muslim Countries - Sudden Death | 0 | - | 4.82 | 20,017 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,300,738 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,347,411 |
| NBA MVPs Quiz | 0 | - | 4.85 | 1,062,011 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,212,122 |
| Multiple Choice City Quiz – Philadelphia | 0 | - | 5.00 | 1,192 |
| Cities that End in R by Clue | 0 | - | 4.61 | 12,533 |
| True or False - Sudden Death | 0 | - | 4.84 | 78,728 |
| Quick Division Mad Minute - Sudden Death | 0 | - | 4.38 | 62,517 |
| Countries that Start with M | 0 | - | 4.97 | 1,243,107 |
| Northernmost Countries Where It Doesn't Snow | 0 | - | 4.65 | 13,751 |
| European Capitals - Sudden Death | 0 | - | 4.54 | 105,174 |
| Countries that Start with A | 0 | - | 4.98 | 1,924,227 |
| Countries that Start with E | 0 | - | 4.95 | 1,219,167 |
| State Quiz - Pennsylvania | 0 | - | 4.48 | 36,423 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,903,769 |
| U.S. State Capitals - Sudden Death | 0 | - | 4.82 | 72,954 |
| Smallest 25 U.S. States - Sudden Death | 0 | - | 4.57 | 90,514 |
| China's Neighbours - Sudden Death | 0 | - | 4.72 | 77,566 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 69,983 |
| Countries that Start with B | 0 | - | 4.96 | 2,062,838 |
| South America Map Quiz | 0 | - | 5.00 | 1,409,149 |
| Word Shortenings #1 | 0 | - | 4.25 | 122,181 |
| 2025 English Premier League Teams | 0 | - | 4.85 | 729,813 |
| Multiple Choice City Quiz – Singapore | 0 | - | 4.94 | 1,677 |
| Be Happy - Sudden Death | 0 | - | 4.92 | 59,836 |
| Countries With 100 Million People - Sudden Death | 0 | - | 4.97 | 83,637 |
| Geography General Knowledge #16 | 0 | - | 4.94 | 2,700 |
| Countries that Use the Euro - Sudden Death | 0 | - | 4.70 | 108,136 |
| Brand Logos Quiz #2 | 0 | - | 4.74 | 1,473,089 |
| NFL Football Teams Quiz | 0 | - | 4.97 | 2,047,044 |
| Elements of the Periodic Table Quiz | 0 | - | 5.00 | 1,906,584 |
| Countries Closest to Afro-Eurasia | 0 | - | 4.24 | 8,020 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,514,102 |
| NATO Members - Sudden Death | 0 | - | 4.54 | 81,608 |
| Whack-A-Mole - Sudden Death | 0 | - | 4.52 | 55,097 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,548,332 |
| Most Populated Countries - Whammies | 0 | - | 4.99 | 38,374 |
| Elements - Sudden Death | 0 | - | 4.89 | 57,542 |
| Countries With Same-Sex Marriage – Sudden Death | 0 | - | 4.08 | 43,173 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 181,711 |
| Countries that Start with N | 0 | - | 4.92 | 987,639 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 836,573 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 595,589 |
| 20th Century Dates – Within 10 Years #2 | 0 | - | 4.80 | 20,890 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,367,120 |
| Companies by Country | 0 | - | 4.49 | 105,637 |
| "Of Something" Geography | 0 | - | 4.56 | 22,827 |
| Random Name a Valid Country | 0 | - | 4.99 | 165,304 |
| Olympic Host Countries - Sudden Death | 0 | - | 4.94 | 50,778 |
| Blue States - Sudden Death | 0 | - | 4.98 | 49,074 |
| Mammals - Sudden Death | 0 | - | 4.82 | 51,298 |
| Biggest Cities in the United States | 0 | - | 4.92 | 807,365 |
| 20th Century Dates – Within 10 Years #1 | 0 | - | 4.98 | 21,136 |
| Top 5 Best NBA Teams Since 2010 | 0 | - | 4.27 | 152,760 |
| Countries that Start with G | 0 | - | 4.97 | 1,338,530 |
| NATO Phonetic Alphabet - Sudden Death | 0 | - | 4.58 | 63,420 |
| Countries with the Fastest Marathoners | 0 | - | 4.49 | 84,648 |
| Red, White, & Blue Flags - Sudden Death | 0 | - | 4.40 | 80,999 |
| 12 Months in 15 Seconds | 0 | - | 4.09 | 4,096,784 |
| Michael Jackson Songs - Sudden Death | 0 | - | 4.72 | 53,519 |
| Countries that Start with C | 0 | - | 4.96 | 1,630,502 |
| NBA All-Time Statistical Leaders | 0 | - | 4.41 | 380,609 |
| Car Parts - Sudden Death | 0 | - | 4.72 | 47,886 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 406,252 |
| Prime Numbers - Sudden Death | 0 | - | 4.62 | 59,353 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 497,430 |
| North American Pro Sports Teams – Sudden Death | 0 | - | 4.78 | 9,815 |
| Flags With Gravity #1 | 0 | - | 4.96 | 22,117 |
| Sudden Death - Sudden Death | 0 | - | 4.94 | 42,469 |
| Most Common Letters of the Alphabet - Whammies | 0 | - | 4.66 | 46,033 |
| Top World Languages | 0 | - | 4.91 | 697,690 |
| Champions League Winners | 0 | - | 4.90 | 837,146 |
| Space Invaders Pixel Art #1 - Sudden Death | 0 | - | 4.79 | 47,655 |
| Countries of the World in 1789 with a Map | 0 | - | 4.93 | 49,273 |
| Oscar Best Animated Films by Picture | 0 | - | 4.77 | 99,167 |
| 100 Most Common English Words | 0 | - | 4.91 | 1,156,655 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.95 | 26,238 |
| Alphanumeric Answers | 0 | - | 4.79 | 17,999 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 123,573 |
| Be Sad - Sudden Death | 0 | - | 4.61 | 51,097 |
| General Knowledge Quiz #233 | 0 | - | 4.66 | 22,092 |
| Spin the World & Guess the Countries | 0 | - | 4.83 | 116,618 |
| Series of Things #1 | 0 | - | 4.37 | 86,730 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 508,192 |
| NBA 50-Point Games Since 2010 | 0 | - | 4.17 | 82,098 |
| Countries that Start with P | 0 | - | 4.94 | 1,090,647 |
| Color in the Answer - Click Quiz | 0 | - | 4.84 | 38,476 |
| NBA MVPs - Sudden Death | 0 | - | 4.53 | 55,918 |
| NBA 60 Points in a Game | 0 | - | 4.35 | 392,457 |
| NCAA Football Teams | 0 | - | 4.93 | 310,849 |
| Asia Map Quiz | 0 | - | 4.99 | 772,755 |
| Random Category Elimination - Countries | 0 | - | 4.98 | 326,409 |
| Most Populous World Capitals | 0 | - | 4.92 | 146,391 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 862,163 |
| Random U.S. States on a Map | 0 | - | 4.95 | 476,223 |
| Equatorial Countries – Sudden Death | 0 | - | 4.88 | 39,082 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,030,977 |
| NHL Hockey Teams Quiz | 0 | - | 4.87 | 564,720 |
| Countries by Milk Production | 0 | - | 4.56 | 36,873 |
| Shakespeare Plays - Sudden Death | 0 | - | 4.87 | 37,906 |
| Modern Rappers - Sudden Death | 0 | - | 4.27 | 76,584 |
| Countries in World War II | 0 | - | 4.67 | 800,421 |
| 2025 NCAA Tournament Teams | 0 | - | 4.58 | 10,592 |
| Countries with the Highest Death Rate | 0 | - | 4.59 | 41,450 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,001,557 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.65 | 1,227,302 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 449,824 |
| Random Flag to Country | 0 | - | 4.99 | 498,677 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 78,449 |
| Biggest Countries by Area | 0 | - | 5.00 | 923,598 |
| Beatles Songs - Sudden Death | 0 | - | 4.64 | 45,865 |
| Countries that Start with L | 0 | - | 4.98 | 961,218 |
| Brand Logos Quiz #6 | 0 | - | 4.28 | 649,185 |
| Real People - Sudden Death #1 | 0 | - | 4.33 | 62,936 |
| Multiple Choice City Quiz – Athens | 0 | - | 4.64 | 1,784 |
| Cities That Beat London | 0 | - | 4.66 | 44,096 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,272,608 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,169,567 |
| Hot Place or Cold Place? | 0 | - | 4.39 | 35,505 |
| Tom Hanks Movies - Sudden Death | 0 | - | 4.62 | 42,900 |
| Logos Revealing Logos #1 | 0 | - | 4.98 | 161,433 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 992,828 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 130,654 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,333,421 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 846,843 |
| Birds - Sudden Death | 0 | - | 4.50 | 47,276 |
| Fast Math - Multiplication | 0 | - | 4.77 | 1,023,672 |
| States that Beat California | 0 | - | 4.56 | 56,595 |
| Formula One World Champions | 0 | - | 4.97 | 292,548 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 246,284 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 351,190 |
| Random Country to Capital | 0 | - | 4.98 | 793,661 |
| A Quiz About Vampires | 0 | - | 4.42 | 19,483 |
| Countries that Start with I | 0 | - | 4.92 | 1,150,338 |
| Countries that Beat the United States | 0 | - | 4.92 | 143,445 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 90,589 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 335,338 |
| U.S. States by First Letter and Clue | 0 | - | 4.50 | 28,189 |
| British Bands - Sudden Death | 0 | - | 4.28 | 63,116 |
| Countries that Start with T | 0 | - | 4.88 | 900,674 |
| NBA Scoring Champions | 0 | - | 4.32 | 216,842 |
| Country Shape Quiz #1 | 0 | - | 4.92 | 830,065 |
| Countries that Start with U | 0 | - | 4.96 | 813,508 |
| April Fools' Quiz #12 | 0 | - | 4.09 | 23,408 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 263,092 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 191,956 |
| Chinese Zodiac Signs - Sudden Death | 0 | - | 4.63 | 33,406 |
| Series of Things #2 | 0 | - | 4.43 | 64,693 |
| Islands by Picture | 0 | - | 4.31 | 89,910 |
| NBA Basketball Records | 0 | - | 4.24 | 155,250 |
| Brand Logos Quiz #3 | 0 | - | 4.33 | 1,072,224 |
