| Which Letter Covers the Biggest Area? | 0 | - | 4.86 | 26,071 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,029,255 |
| Pin US States on a Borderless Map - Sudden Death | 0 | - | 4.99 | 453,529 |
| Pin Europe on a Borderless Map - Sudden Death | 0 | - | 4.97 | 305,521 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 7,120,309 |
| US States Quiz | 0 | - | 5.00 | 14,773,083 |
| Countries Where a Nuclear Weapon Has Exploded | 0 | - | 4.96 | 23,829 |
| Countries with the Most Exports | 0 | - | 4.95 | 125,208 |
| Countries of the Popes | 0 | - | 4.85 | 109,759 |
| BRICS Member Countries | 0 | - | 4.90 | 56,558 |
| World Capitals Quiz | 0 | - | 5.00 | 4,505,693 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,401,970 |
| NBA MVPs Quiz | 0 | - | 4.85 | 1,084,622 |
| Real People - Sudden Death #2 (U.S.) | 0 | - | 4.50 | 20,030 |
| Word Chain - Cities in Europe | 0 | - | 4.61 | 7,629 |
| Every Asian Flag - Sudden Death | 0 | - | 4.89 | 96,778 |
| Europe Map Quiz | 0 | - | 5.00 | 4,301,678 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,081,990 |
| Real People - Sudden Death #3 | 0 | - | 4.83 | 9,996 |
| Biggest Cities in the United States | 0 | - | 4.93 | 824,210 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,177,717 |
| Fast Typing A to Z | 0 | - | 4.89 | 5,343,501 |
| Every European Flag - Sudden Death | 0 | - | 4.94 | 209,687 |
| United States Map Quiz | 0 | - | 4.98 | 3,907,056 |
| Monopoly Board to Country - Click Quiz #1 | 0 | - | 4.99 | 27,754 |
| Fast Typing 1 to 100 | 0 | - | 4.91 | 5,064,619 |
| Least Peaceful Countries | 0 | - | 4.30 | 130,832 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 162,022 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,486,989 |
| All Country Flags of the World | 0 | - | 5.00 | 2,976,919 |
| Memory Test - Sudden Death | 0 | - | 4.86 | 156,640 |
| Flags of Island Countries - Sudden Death | 0 | - | 4.94 | 41,428 |
| Find The Mystery Country Using Color Clues - Randomized! | 0 | - | 4.98 | 1,864,582 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,161,731 |
| US States by Borders in 30 Seconds | 0 | - | 4.76 | 2,395,270 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,334,985 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.55 | 91,192 |
| Name a Valid European Capital | 0 | - | 4.94 | 123,896 |
| Biggest Cities in the World | 0 | - | 4.89 | 688,917 |
| Dog Breeds - Sudden Death | 0 | - | 4.52 | 47,081 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,120,353 |
| Random Capital to Country | 0 | - | 4.99 | 2,364,691 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,070,404 |
| Countries by First and Last Two Letters | 0 | - | 4.91 | 1,585,462 |
| Countries that Start with S | 0 | - | 4.98 | 1,607,524 |
| Countries Richer Than Their Neighbors | 0 | - | 4.45 | 64,606 |
| Africa Map Quiz | 0 | - | 5.00 | 1,942,065 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,311,761 |
| Find The Mystery Country Using Hints - Randomized! | 0 | - | 5.00 | 901,852 |
| Small Countries with Large Economies | 0 | - | 4.71 | 79,103 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 38,479 |
| Champions League Winners | 0 | - | 4.91 | 856,773 |
| U.S. Presidents - Sudden Death | 0 | - | 4.90 | 96,690 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,313,347 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,368,027 |
| Man Outruns Slow Animals - Sudden Death | 0 | - | 4.89 | 53,937 |
| Countries Larger than Texas - Sudden Death | 0 | - | 4.90 | 74,129 |
| Map Hunter - World Cities | 0 | - | 4.99 | 23,914 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,250,776 |
| Landlocked Countries - Sudden Death | 0 | - | 4.96 | 87,478 |
| Countries that Start with M | 0 | - | 4.97 | 1,256,527 |
| The Answer is a Number - Whammies | 0 | - | 4.89 | 59,662 |
| Countries that Start with A | 0 | - | 4.98 | 1,947,716 |
| Countries that Start with E | 0 | - | 4.95 | 1,234,941 |
| True or False - Sudden Death | 0 | - | 4.87 | 85,816 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,924,618 |
| Australian Animals - Sudden Death | 0 | - | 4.75 | 48,353 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 70,498 |
| Cities on Islands - Sudden Death | 0 | - | 4.49 | 35,726 |
| Cities Controlled by the Axis - Sudden Death | 0 | - | 4.91 | 51,236 |
| European Capitals - Sudden Death | 0 | - | 4.56 | 115,489 |
| Biggest Cities in Europe | 0 | - | 4.75 | 466,003 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 30,550 |
| U.S. State Capitals - Sudden Death | 0 | - | 4.89 | 80,318 |
| "C" Countries - World Map Sudden Death | 0 | - | 4.72 | 88,073 |
| Countries that Start with B | 0 | - | 4.95 | 2,086,335 |
| NBA Champions - Sudden Death | 0 | - | 4.53 | 60,581 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 88,963 |
| South America Map Quiz | 0 | - | 5.00 | 1,423,018 |
| 2025 English Premier League Teams | 0 | - | 4.85 | 742,972 |
| Brand Logos Quiz #2 | 0 | - | 4.76 | 1,500,345 |
| China's Neighbours - Sudden Death | 0 | - | 4.75 | 83,836 |
| Elements of the Periodic Table Quiz | 0 | - | 5.00 | 1,932,514 |
| NFL Football Teams Quiz | 0 | - | 4.97 | 2,068,912 |
| Pope Facts | 0 | - | 4.41 | 27,425 |
| Smallest 25 U.S. States - Sudden Death | 0 | - | 4.57 | 97,752 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,530,658 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 161,937 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.49 | 60,683 |
| Quick Division Mad Minute - Sudden Death | 0 | - | 4.39 | 69,619 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,577,240 |
| NATO Military Alphabet by Clue | 0 | - | 4.94 | 1,566 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 166,815 |
| Countries With 100 Million People - Sudden Death | 0 | - | 4.97 | 91,098 |
| Countries that Use the Euro - Sudden Death | 0 | - | 4.70 | 116,595 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.94 | 134,480 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 852,570 |
| Countries that Start with N | 0 | - | 4.92 | 1,000,282 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 145,453 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 608,080 |
| Be Happy - Sudden Death | 0 | - | 4.89 | 65,063 |
| North American Pro Sports Teams – Sudden Death | 0 | - | 4.60 | 33,030 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,385,727 |
| Muslim Countries - Sudden Death | 0 | - | 4.79 | 27,183 |
| Multiple Choice Color Identification | 0 | - | 4.17 | 25,289 |
| Elements - Sudden Death | 0 | - | 4.91 | 63,817 |
| NATO Members - Sudden Death | 0 | - | 4.55 | 87,698 |
| Countries with the Most Murders | 0 | - | 4.54 | 136,773 |
| Roman Cities – Sudden Death | 0 | - | 4.96 | 5,084 |
| Switzerland Immigration by Country | 0 | - | 4.79 | 21,287 |
| 12 Months in 15 Seconds | 0 | - | 4.10 | 4,167,261 |
| Countries that Start with G | 0 | - | 4.97 | 1,354,447 |
| Unlock the Final Answer - Geography | 0 | - | 4.58 | 13,457 |
| Monarchies – Sudden Death | 0 | - | 4.85 | 43,254 |
| Whack-A-Mole - Sudden Death | 0 | - | 4.52 | 59,965 |
| Random Name a Valid Country | 0 | - | 4.99 | 169,622 |
| Olympic Host Countries - Sudden Death | 0 | - | 4.94 | 55,436 |
| Countries that Start with C | 0 | - | 4.96 | 1,650,284 |
| Blue States - Sudden Death | 0 | - | 4.98 | 53,066 |
| Most Populated Countries - Whammies | 0 | - | 4.98 | 41,117 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 417,323 |
| Richest Countries Bordering Each Other | 0 | - | 4.98 | 128,300 |
| Mammals - Sudden Death | 0 | - | 4.82 | 55,676 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 510,488 |
| Northernmost Monkey Populations | 0 | - | 4.83 | 1,665 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 185,432 |
| Pin the Flag - South America | 0 | - | 4.99 | 20,168 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.39 | 87,337 |
| Red, White, & Blue Flags - Sudden Death | 0 | - | 4.42 | 87,843 |
| Top World Languages | 0 | - | 4.91 | 709,416 |
| NATO Phonetic Alphabet - Sudden Death | 0 | - | 4.58 | 69,626 |
| 100 Most Common English Words | 0 | - | 4.90 | 1,172,142 |
| Cities on Interstate 90 on a Map | 0 | - | 4.42 | 27,995 |
| Michael Jackson Songs - Sudden Death | 0 | - | 4.72 | 58,129 |
| Spin the World & Guess the Countries | 0 | - | 4.84 | 129,239 |
| Car Parts - Sudden Death | 0 | - | 4.72 | 53,535 |
| Sudden Death - Sudden Death | 0 | - | 4.95 | 48,474 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 73,491 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 19,655 |
| Prime Numbers - Sudden Death | 0 | - | 4.62 | 64,464 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 79,622 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 162,783 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 515,119 |
| Countries that Start with P | 0 | - | 4.95 | 1,102,869 |
| Space Invaders Pixel Art #1 - Sudden Death | 0 | - | 4.80 | 53,404 |
| Random Category Elimination - Countries | 0 | - | 4.99 | 335,218 |
| Asia Map Quiz | 0 | - | 4.99 | 787,580 |
| Largest U.S. Cities on International Borders | 0 | - | 4.63 | 1,637 |
| Random U.S. States on a Map | 0 | - | 4.95 | 493,537 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 124,750 |
| Brand Logos Quiz #4 | 0 | - | 4.44 | 890,896 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,047,260 |
| NBA Top 5 MVP Voting By Year | 0 | - | 4.48 | 11,567 |
| NHL Hockey Teams Quiz | 0 | - | 4.87 | 573,530 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 71,706 |
| NCAA Football Teams | 0 | - | 4.93 | 316,854 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 70,205 |
| 20th Century Dates – Within 10 Years #2 | 0 | - | 4.85 | 22,729 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.96 | 29,455 |
| NBA MVPs - Sudden Death | 0 | - | 4.51 | 65,843 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,009,219 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.31 | 81,826 |
| Random Flag to Country | 0 | - | 4.99 | 506,808 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,246,939 |
| Be Sad - Sudden Death | 0 | - | 4.62 | 54,824 |
| Countries in World War II | 0 | - | 4.64 | 813,059 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 455,645 |
| Biggest Countries by Area | 0 | - | 5.00 | 934,686 |
| 20th Century Dates – Within 10 Years #1 | 0 | - | 4.98 | 22,609 |
| Countries that Start with L | 0 | - | 4.98 | 974,039 |
| Brand Logos Quiz #6 | 0 | - | 4.29 | 663,949 |
| Flags With Gravity #1 | 0 | - | 4.97 | 24,987 |
| Modern Rappers - Sudden Death | 0 | - | 4.30 | 83,490 |
| Most Common Letters of the Alphabet - Whammies | 0 | - | 4.66 | 49,834 |
| Companies by Country | 0 | - | 4.50 | 107,949 |
| "Of Something" Geography | 0 | - | 4.57 | 25,076 |
| Color in the Answer - Click Quiz | 0 | - | 4.84 | 41,859 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.23 | 64,997 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,282,924 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.18 | 69,505 |
| Shakespeare Plays - Sudden Death | 0 | - | 4.88 | 40,986 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,003,611 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,346,598 |
| Fast Math - Multiplication | 0 | - | 4.78 | 1,034,819 |
| Logos Revealing Logos #1 | 0 | - | 4.98 | 167,148 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 354,183 |
| Beatles Songs - Sudden Death | 0 | - | 4.65 | 50,847 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 852,689 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.95 | 28,586 |
| Formula One World Champions | 0 | - | 4.97 | 300,386 |
| Countries that Start with I | 0 | - | 4.92 | 1,164,612 |
| Random Country to Capital | 0 | - | 4.98 | 803,982 |
| Countries with Glaciers | 0 | - | 4.98 | 96,040 |
| Real People - Sudden Death #1 | 0 | - | 4.33 | 70,856 |
| General Knowledge Quiz #233 | 0 | - | 4.66 | 26,217 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,187,994 |
| Equatorial Countries - Sudden Death | 0 | - | 4.80 | 42,967 |
| Flags With Gravity #2 | 0 | - | 4.97 | 21,145 |
| European Countries - Type the First Letter | 0 | - | 4.93 | 106,551 |
| Countries that Start with T | 0 | - | 4.89 | 912,138 |
