| Which Letter Covers the Biggest Area? | 0 | - | 4.86 | 25,551 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,026,450 |
| Pin US States on a Borderless Map - Sudden Death | 0 | - | 4.99 | 453,003 |
| Pin Europe on a Borderless Map - Sudden Death | 0 | - | 4.97 | 304,366 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 7,119,564 |
| US States Quiz | 0 | - | 5.00 | 14,772,294 |
| Countries Where a Nuclear Weapon Has Exploded | 0 | - | 4.96 | 23,602 |
| Countries of the Popes | 0 | - | 4.85 | 109,727 |
| BRICS Member Countries | 0 | - | 4.90 | 56,453 |
| World Capitals Quiz | 0 | - | 5.00 | 4,505,462 |
| Countries with the Most Exports | 0 | - | 4.95 | 124,842 |
| NBA MVPs Quiz | 0 | - | 4.85 | 1,084,527 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,401,754 |
| Every Asian Flag - Sudden Death | 0 | - | 4.89 | 96,733 |
| Europe Map Quiz | 0 | - | 5.00 | 4,301,466 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,081,709 |
| Biggest Cities in the United States | 0 | - | 4.93 | 824,160 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,177,600 |
| Real People - Sudden Death #3 | 0 | - | 4.83 | 9,611 |
| Fast Typing A to Z | 0 | - | 4.89 | 5,343,278 |
| Every European Flag - Sudden Death | 0 | - | 4.94 | 209,572 |
| United States Map Quiz | 0 | - | 4.98 | 3,906,962 |
| Least Peaceful Countries | 0 | - | 4.30 | 130,766 |
| Monopoly Board to Country - Click Quiz #1 | 0 | - | 4.99 | 27,747 |
| Fast Typing 1 to 100 | 0 | - | 4.91 | 5,064,435 |
| Real People - Sudden Death #2 (U.S.) | 0 | - | 4.50 | 16,513 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 161,951 |
| Word Chain - Cities in Europe | 0 | - | 4.61 | 5,385 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,486,927 |
| All Country Flags of the World | 0 | - | 5.00 | 2,976,562 |
| Flags of Island Countries - Sudden Death | 0 | - | 4.94 | 41,404 |
| Memory Test - Sudden Death | 0 | - | 4.86 | 156,589 |
| Find The Mystery Country Using Color Clues - Randomized! | 0 | - | 4.98 | 1,864,430 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.55 | 91,146 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,161,465 |
| US States by Borders in 30 Seconds | 0 | - | 4.76 | 2,395,162 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,334,894 |
| Name a Valid European Capital | 0 | - | 4.94 | 123,867 |
| Biggest Cities in the World | 0 | - | 4.89 | 688,854 |
| Dog Breeds - Sudden Death | 0 | - | 4.52 | 47,055 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,120,238 |
| Random Capital to Country | 0 | - | 4.99 | 2,364,571 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,070,236 |
| Countries by First and Last Two Letters | 0 | - | 4.91 | 1,585,374 |
| Countries that Start with S | 0 | - | 4.98 | 1,607,454 |
| Countries Richer Than Their Neighbors | 0 | - | 4.45 | 64,595 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 38,440 |
| Africa Map Quiz | 0 | - | 5.00 | 1,941,974 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,311,685 |
| Small Countries with Large Economies | 0 | - | 4.71 | 79,098 |
| Find The Mystery Country Using Hints - Randomized! | 0 | - | 5.00 | 901,759 |
| Champions League Winners | 0 | - | 4.91 | 856,692 |
| U.S. Presidents - Sudden Death | 0 | - | 4.90 | 96,633 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,313,268 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,367,947 |
| Man Outruns Slow Animals - Sudden Death | 0 | - | 4.89 | 53,920 |
| Countries Larger than Texas - Sudden Death | 0 | - | 4.90 | 74,104 |
| Map Hunter - World Cities | 0 | - | 4.99 | 23,826 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,250,666 |
| Landlocked Countries - Sudden Death | 0 | - | 4.96 | 87,440 |
| Countries that Start with M | 0 | - | 4.97 | 1,256,464 |
| The Answer is a Number - Whammies | 0 | - | 4.89 | 59,638 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 30,522 |
| Countries that Start with A | 0 | - | 4.98 | 1,947,607 |
| Countries that Start with E | 0 | - | 4.95 | 1,234,877 |
| True or False - Sudden Death | 0 | - | 4.87 | 85,783 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,924,524 |
| Australian Animals - Sudden Death | 0 | - | 4.75 | 48,346 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 70,489 |
| Cities on Islands - Sudden Death | 0 | - | 4.49 | 35,705 |
| Cities Controlled by the Axis - Sudden Death | 0 | - | 4.91 | 51,216 |
| Biggest Cities in Europe | 0 | - | 4.75 | 465,970 |
| European Capitals - Sudden Death | 0 | - | 4.56 | 115,428 |
| U.S. State Capitals - Sudden Death | 0 | - | 4.89 | 80,302 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 88,944 |
| "C" Countries - World Map Sudden Death | 0 | - | 4.72 | 88,009 |
| NBA Champions - Sudden Death | 0 | - | 4.53 | 60,566 |
| Countries that Start with B | 0 | - | 4.95 | 2,086,230 |
| South America Map Quiz | 0 | - | 5.00 | 1,422,977 |
| 2025 English Premier League Teams | 0 | - | 4.85 | 742,926 |
| Brand Logos Quiz #2 | 0 | - | 4.76 | 1,500,264 |
| Pope Facts | 0 | - | 4.41 | 27,420 |
| China's Neighbours - Sudden Death | 0 | - | 4.75 | 83,811 |
| Elements of the Periodic Table Quiz | 0 | - | 5.00 | 1,932,401 |
| NFL Football Teams Quiz | 0 | - | 4.97 | 2,068,893 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.49 | 60,674 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 161,923 |
| Smallest 25 U.S. States - Sudden Death | 0 | - | 4.57 | 97,728 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,530,621 |
| Quick Division Mad Minute - Sudden Death | 0 | - | 4.39 | 69,599 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,577,122 |
| NATO Military Alphabet by Clue | 0 | - | 4.94 | 1,541 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.94 | 134,455 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 166,799 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 145,432 |
| Countries With 100 Million People - Sudden Death | 0 | - | 4.97 | 91,049 |
| Countries that Use the Euro - Sudden Death | 0 | - | 4.70 | 116,528 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 852,546 |
| Countries that Start with N | 0 | - | 4.92 | 1,000,221 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 608,038 |
| North American Pro Sports Teams – Sudden Death | 0 | - | 4.60 | 33,015 |
| Be Happy - Sudden Death | 0 | - | 4.89 | 65,034 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,385,599 |
| Multiple Choice Color Identification | 0 | - | 4.17 | 25,277 |
| Muslim Countries - Sudden Death | 0 | - | 4.79 | 27,137 |
| Elements - Sudden Death | 0 | - | 4.91 | 63,769 |
| NATO Members - Sudden Death | 0 | - | 4.55 | 87,677 |
| Roman Cities – Sudden Death | 0 | - | 4.96 | 5,070 |
| Countries with the Most Murders | 0 | - | 4.54 | 136,757 |
| Switzerland Immigration by Country | 0 | - | 4.79 | 21,285 |
| Unlock the Final Answer - Geography | 0 | - | 4.58 | 13,444 |
| 12 Months in 15 Seconds | 0 | - | 4.10 | 4,167,116 |
| Countries that Start with G | 0 | - | 4.97 | 1,354,376 |
| Monarchies – Sudden Death | 0 | - | 4.85 | 43,169 |
| Whack-A-Mole - Sudden Death | 0 | - | 4.52 | 59,954 |
| Random Name a Valid Country | 0 | - | 4.99 | 169,613 |
| Olympic Host Countries - Sudden Death | 0 | - | 4.94 | 55,382 |
| Countries that Start with C | 0 | - | 4.96 | 1,650,184 |
| Northernmost Monkey Populations | 0 | - | 4.83 | 1,647 |
| Blue States - Sudden Death | 0 | - | 4.98 | 53,053 |
| Most Populated Countries - Whammies | 0 | - | 4.98 | 41,105 |
| Richest Countries Bordering Each Other | 0 | - | 4.98 | 128,288 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 417,286 |
| Mammals - Sudden Death | 0 | - | 4.82 | 55,668 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.39 | 87,321 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 510,475 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 185,410 |
| Pin the Flag - South America | 0 | - | 4.99 | 20,135 |
| Red, White, & Blue Flags - Sudden Death | 0 | - | 4.42 | 87,824 |
| Top World Languages | 0 | - | 4.91 | 709,352 |
| Cities on Interstate 90 on a Map | 0 | - | 4.42 | 27,986 |
| NATO Phonetic Alphabet - Sudden Death | 0 | - | 4.58 | 69,593 |
| 100 Most Common English Words | 0 | - | 4.90 | 1,172,092 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 73,484 |
| Michael Jackson Songs - Sudden Death | 0 | - | 4.72 | 58,109 |
| Spin the World & Guess the Countries | 0 | - | 4.84 | 129,207 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 19,644 |
| Car Parts - Sudden Death | 0 | - | 4.72 | 53,514 |
| Sudden Death - Sudden Death | 0 | - | 4.95 | 48,454 |
| Largest U.S. Cities on International Borders | 0 | - | 4.63 | 1,621 |
| Prime Numbers - Sudden Death | 0 | - | 4.62 | 64,443 |
| NBA Top 5 MVP Voting By Year | 0 | - | 4.48 | 11,529 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 79,607 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 162,775 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 515,095 |
| Countries that Start with P | 0 | - | 4.95 | 1,102,815 |
| Space Invaders Pixel Art #1 - Sudden Death | 0 | - | 4.80 | 53,392 |
| Random Category Elimination - Countries | 0 | - | 4.99 | 335,159 |
| Asia Map Quiz | 0 | - | 4.99 | 787,530 |
| Random U.S. States on a Map | 0 | - | 4.95 | 493,526 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 124,740 |
| Brand Logos Quiz #4 | 0 | - | 4.44 | 890,845 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,047,183 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 71,698 |
| NHL Hockey Teams Quiz | 0 | - | 4.87 | 573,519 |
| NCAA Football Teams | 0 | - | 4.93 | 316,852 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 70,190 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.31 | 81,813 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.96 | 29,440 |
| 20th Century Dates – Within 10 Years #2 | 0 | - | 4.85 | 22,725 |
| NBA MVPs - Sudden Death | 0 | - | 4.51 | 65,831 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,009,194 |
| Random Flag to Country | 0 | - | 4.99 | 506,775 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,246,854 |
| Be Sad - Sudden Death | 0 | - | 4.62 | 54,812 |
| Countries in World War II | 0 | - | 4.64 | 813,007 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 455,626 |
| Biggest Countries by Area | 0 | - | 5.00 | 934,630 |
| 20th Century Dates – Within 10 Years #1 | 0 | - | 4.98 | 22,606 |
| Countries that Start with L | 0 | - | 4.98 | 973,981 |
| Brand Logos Quiz #6 | 0 | - | 4.29 | 663,906 |
| Flags With Gravity #1 | 0 | - | 4.97 | 24,984 |
| Modern Rappers - Sudden Death | 0 | - | 4.30 | 83,469 |
| Most Common Letters of the Alphabet - Whammies | 0 | - | 4.66 | 49,821 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.23 | 64,985 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.18 | 69,493 |
| Companies by Country | 0 | - | 4.50 | 107,936 |
| "Of Something" Geography | 0 | - | 4.57 | 25,068 |
| Color in the Answer - Click Quiz | 0 | - | 4.84 | 41,845 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,282,895 |
| Shakespeare Plays - Sudden Death | 0 | - | 4.88 | 40,978 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,003,563 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,346,585 |
| Fast Math - Multiplication | 0 | - | 4.78 | 1,034,790 |
| Logos Revealing Logos #1 | 0 | - | 4.98 | 167,131 |
| Beatles Songs - Sudden Death | 0 | - | 4.65 | 50,832 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 354,110 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 852,662 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.95 | 28,577 |
| Formula One World Champions | 0 | - | 4.97 | 300,357 |
| Countries that Start with I | 0 | - | 4.92 | 1,164,549 |
| Countries with Glaciers | 0 | - | 4.98 | 96,033 |
| Random Country to Capital | 0 | - | 4.98 | 803,945 |
| General Knowledge Quiz #233 | 0 | - | 4.66 | 26,209 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,187,901 |
| Equatorial Countries - Sudden Death | 0 | - | 4.80 | 42,950 |
| Flags With Gravity #2 | 0 | - | 4.97 | 21,138 |
| European Countries - Type the First Letter | 0 | - | 4.93 | 106,494 |
| Real People - Sudden Death #1 | 0 | - | 4.33 | 70,433 |
| Word Shortenings #1 | 0 | - | 4.26 | 124,685 |
