| Which Letter Covers the Biggest Area? | 0 | - | 4.86 | 26,002 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,028,887 |
| Pin US States on a Borderless Map - Sudden Death | 0 | - | 4.99 | 453,451 |
| Pin Europe on a Borderless Map - Sudden Death | 0 | - | 4.97 | 305,332 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 7,120,208 |
| US States Quiz | 0 | - | 5.00 | 14,772,972 |
| Countries Where a Nuclear Weapon Has Exploded | 0 | - | 4.96 | 23,794 |
| Countries with the Most Exports | 0 | - | 4.95 | 125,160 |
| Countries of the Popes | 0 | - | 4.85 | 109,753 |
| BRICS Member Countries | 0 | - | 4.90 | 56,546 |
| World Capitals Quiz | 0 | - | 5.00 | 4,505,663 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,401,939 |
| NBA MVPs Quiz | 0 | - | 4.85 | 1,084,614 |
| Every Asian Flag - Sudden Death | 0 | - | 4.89 | 96,771 |
| Europe Map Quiz | 0 | - | 5.00 | 4,301,652 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,081,946 |
| Real People - Sudden Death #2 (U.S.) | 0 | - | 4.50 | 19,564 |
| Word Chain - Cities in Europe | 0 | - | 4.61 | 7,347 |
| Biggest Cities in the United States | 0 | - | 4.93 | 824,207 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,177,700 |
| Real People - Sudden Death #3 | 0 | - | 4.83 | 9,936 |
| Fast Typing A to Z | 0 | - | 4.89 | 5,343,465 |
| Every European Flag - Sudden Death | 0 | - | 4.94 | 209,671 |
| United States Map Quiz | 0 | - | 4.98 | 3,907,048 |
| Monopoly Board to Country - Click Quiz #1 | 0 | - | 4.99 | 27,754 |
| Least Peaceful Countries | 0 | - | 4.30 | 130,824 |
| Fast Typing 1 to 100 | 0 | - | 4.91 | 5,064,603 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 162,012 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,486,984 |
| All Country Flags of the World | 0 | - | 5.00 | 2,976,865 |
| Flags of Island Countries - Sudden Death | 0 | - | 4.94 | 41,418 |
| Memory Test - Sudden Death | 0 | - | 4.86 | 156,633 |
| Find The Mystery Country Using Color Clues - Randomized! | 0 | - | 4.98 | 1,864,548 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,161,704 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.55 | 91,187 |
| US States by Borders in 30 Seconds | 0 | - | 4.76 | 2,395,262 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,334,960 |
| Name a Valid European Capital | 0 | - | 4.94 | 123,891 |
| Biggest Cities in the World | 0 | - | 4.89 | 688,909 |
| Dog Breeds - Sudden Death | 0 | - | 4.52 | 47,078 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,120,339 |
| Random Capital to Country | 0 | - | 4.99 | 2,364,678 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,070,376 |
| Countries by First and Last Two Letters | 0 | - | 4.91 | 1,585,451 |
| Countries that Start with S | 0 | - | 4.98 | 1,607,507 |
| Countries Richer Than Their Neighbors | 0 | - | 4.45 | 64,603 |
| Africa Map Quiz | 0 | - | 5.00 | 1,942,054 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,311,751 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 38,474 |
| Find The Mystery Country Using Hints - Randomized! | 0 | - | 5.00 | 901,839 |
| Small Countries with Large Economies | 0 | - | 4.71 | 79,100 |
| Champions League Winners | 0 | - | 4.91 | 856,761 |
| U.S. Presidents - Sudden Death | 0 | - | 4.90 | 96,684 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,313,340 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,368,017 |
| Man Outruns Slow Animals - Sudden Death | 0 | - | 4.89 | 53,931 |
| Countries Larger than Texas - Sudden Death | 0 | - | 4.90 | 74,124 |
| Map Hunter - World Cities | 0 | - | 4.99 | 23,901 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,250,764 |
| Landlocked Countries - Sudden Death | 0 | - | 4.96 | 87,474 |
| Countries that Start with M | 0 | - | 4.97 | 1,256,508 |
| The Answer is a Number - Whammies | 0 | - | 4.89 | 59,662 |
| Countries that Start with A | 0 | - | 4.98 | 1,947,699 |
| Countries that Start with E | 0 | - | 4.95 | 1,234,931 |
| True or False - Sudden Death | 0 | - | 4.87 | 85,814 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,924,611 |
| Australian Animals - Sudden Death | 0 | - | 4.75 | 48,353 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 70,496 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 30,548 |
| Cities on Islands - Sudden Death | 0 | - | 4.49 | 35,724 |
| Cities Controlled by the Axis - Sudden Death | 0 | - | 4.91 | 51,235 |
| European Capitals - Sudden Death | 0 | - | 4.56 | 115,486 |
| Biggest Cities in Europe | 0 | - | 4.75 | 465,997 |
| U.S. State Capitals - Sudden Death | 0 | - | 4.89 | 80,316 |
| "C" Countries - World Map Sudden Death | 0 | - | 4.72 | 88,066 |
| Countries that Start with B | 0 | - | 4.95 | 2,086,324 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 88,962 |
| NBA Champions - Sudden Death | 0 | - | 4.53 | 60,577 |
| South America Map Quiz | 0 | - | 5.00 | 1,423,000 |
| 2025 English Premier League Teams | 0 | - | 4.85 | 742,963 |
| Brand Logos Quiz #2 | 0 | - | 4.76 | 1,500,337 |
| China's Neighbours - Sudden Death | 0 | - | 4.75 | 83,836 |
| Pope Facts | 0 | - | 4.41 | 27,425 |
| Elements of the Periodic Table Quiz | 0 | - | 5.00 | 1,932,494 |
| NFL Football Teams Quiz | 0 | - | 4.97 | 2,068,906 |
| Smallest 25 U.S. States - Sudden Death | 0 | - | 4.57 | 97,751 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,530,652 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 161,936 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.49 | 60,683 |
| Quick Division Mad Minute - Sudden Death | 0 | - | 4.39 | 69,614 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,577,218 |
| NATO Military Alphabet by Clue | 0 | - | 4.94 | 1,563 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 166,811 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.94 | 134,475 |
| Countries With 100 Million People - Sudden Death | 0 | - | 4.97 | 91,097 |
| Countries that Use the Euro - Sudden Death | 0 | - | 4.70 | 116,593 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 145,451 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 852,564 |
| Countries that Start with N | 0 | - | 4.92 | 1,000,270 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 608,075 |
| North American Pro Sports Teams – Sudden Death | 0 | - | 4.60 | 33,027 |
| Be Happy - Sudden Death | 0 | - | 4.89 | 65,057 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,385,715 |
| Muslim Countries - Sudden Death | 0 | - | 4.79 | 27,177 |
| Multiple Choice Color Identification | 0 | - | 4.17 | 25,289 |
| Elements - Sudden Death | 0 | - | 4.91 | 63,817 |
| NATO Members - Sudden Death | 0 | - | 4.55 | 87,694 |
| Roman Cities – Sudden Death | 0 | - | 4.96 | 5,083 |
| Countries with the Most Murders | 0 | - | 4.54 | 136,772 |
| Switzerland Immigration by Country | 0 | - | 4.79 | 21,287 |
| 12 Months in 15 Seconds | 0 | - | 4.10 | 4,167,249 |
| Countries that Start with G | 0 | - | 4.97 | 1,354,433 |
| Unlock the Final Answer - Geography | 0 | - | 4.58 | 13,452 |
| Monarchies – Sudden Death | 0 | - | 4.85 | 43,250 |
| Whack-A-Mole - Sudden Death | 0 | - | 4.52 | 59,964 |
| Random Name a Valid Country | 0 | - | 4.99 | 169,622 |
| Olympic Host Countries - Sudden Death | 0 | - | 4.94 | 55,430 |
| Countries that Start with C | 0 | - | 4.96 | 1,650,266 |
| Blue States - Sudden Death | 0 | - | 4.98 | 53,064 |
| Most Populated Countries - Whammies | 0 | - | 4.98 | 41,116 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 417,320 |
| Richest Countries Bordering Each Other | 0 | - | 4.98 | 128,299 |
| Mammals - Sudden Death | 0 | - | 4.82 | 55,676 |
| Northernmost Monkey Populations | 0 | - | 4.83 | 1,663 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 510,488 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 185,431 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.39 | 87,335 |
| Pin the Flag - South America | 0 | - | 4.99 | 20,164 |
| Red, White, & Blue Flags - Sudden Death | 0 | - | 4.42 | 87,840 |
| Top World Languages | 0 | - | 4.91 | 709,407 |
| NATO Phonetic Alphabet - Sudden Death | 0 | - | 4.58 | 69,616 |
| Cities on Interstate 90 on a Map | 0 | - | 4.42 | 27,995 |
| 100 Most Common English Words | 0 | - | 4.90 | 1,172,134 |
| Michael Jackson Songs - Sudden Death | 0 | - | 4.72 | 58,127 |
| Spin the World & Guess the Countries | 0 | - | 4.84 | 129,238 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 73,488 |
| Car Parts - Sudden Death | 0 | - | 4.72 | 53,533 |
| Sudden Death - Sudden Death | 0 | - | 4.95 | 48,474 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 19,653 |
| Prime Numbers - Sudden Death | 0 | - | 4.62 | 64,464 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 79,620 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 162,780 |
| Largest U.S. Cities on International Borders | 0 | - | 4.63 | 1,636 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 515,117 |
| Countries that Start with P | 0 | - | 4.95 | 1,102,860 |
| Space Invaders Pixel Art #1 - Sudden Death | 0 | - | 4.80 | 53,400 |
| Random Category Elimination - Countries | 0 | - | 4.99 | 335,213 |
| Asia Map Quiz | 0 | - | 4.99 | 787,564 |
| Random U.S. States on a Map | 0 | - | 4.95 | 493,529 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 124,750 |
| NBA Top 5 MVP Voting By Year | 0 | - | 4.48 | 11,564 |
| Brand Logos Quiz #4 | 0 | - | 4.44 | 890,889 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,047,243 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 71,704 |
| NHL Hockey Teams Quiz | 0 | - | 4.87 | 573,527 |
| NCAA Football Teams | 0 | - | 4.93 | 316,854 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 70,203 |
| 20th Century Dates – Within 10 Years #2 | 0 | - | 4.85 | 22,729 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.96 | 29,451 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.31 | 81,822 |
| NBA MVPs - Sudden Death | 0 | - | 4.51 | 65,840 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,009,216 |
| Random Flag to Country | 0 | - | 4.99 | 506,807 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,246,900 |
| Be Sad - Sudden Death | 0 | - | 4.62 | 54,822 |
| Countries in World War II | 0 | - | 4.64 | 813,051 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 455,644 |
| Biggest Countries by Area | 0 | - | 5.00 | 934,682 |
| 20th Century Dates – Within 10 Years #1 | 0 | - | 4.98 | 22,609 |
| Countries that Start with L | 0 | - | 4.98 | 974,023 |
| Brand Logos Quiz #6 | 0 | - | 4.29 | 663,944 |
| Flags With Gravity #1 | 0 | - | 4.97 | 24,987 |
| Modern Rappers - Sudden Death | 0 | - | 4.30 | 83,485 |
| Most Common Letters of the Alphabet - Whammies | 0 | - | 4.66 | 49,833 |
| Companies by Country | 0 | - | 4.50 | 107,946 |
| "Of Something" Geography | 0 | - | 4.57 | 25,072 |
| Color in the Answer - Click Quiz | 0 | - | 4.84 | 41,856 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.23 | 64,995 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.18 | 69,504 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,282,916 |
| Shakespeare Plays - Sudden Death | 0 | - | 4.88 | 40,984 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,003,606 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,346,595 |
| Fast Math - Multiplication | 0 | - | 4.78 | 1,034,817 |
| Logos Revealing Logos #1 | 0 | - | 4.98 | 167,145 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 354,171 |
| Beatles Songs - Sudden Death | 0 | - | 4.65 | 50,846 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 852,684 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.95 | 28,584 |
| Formula One World Champions | 0 | - | 4.97 | 300,380 |
| Countries that Start with I | 0 | - | 4.92 | 1,164,601 |
| Random Country to Capital | 0 | - | 4.98 | 803,980 |
| Countries with Glaciers | 0 | - | 4.98 | 96,040 |
| General Knowledge Quiz #233 | 0 | - | 4.66 | 26,217 |
| Real People - Sudden Death #1 | 0 | - | 4.33 | 70,789 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,187,985 |
| Equatorial Countries - Sudden Death | 0 | - | 4.80 | 42,965 |
| Flags With Gravity #2 | 0 | - | 4.97 | 21,143 |
| European Countries - Type the First Letter | 0 | - | 4.93 | 106,546 |
| Word Shortenings #1 | 0 | - | 4.26 | 124,693 |
