| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,273 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,929 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,737 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,600 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 98,733 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,435 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 33,735 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,274 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.91 | 26,498 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,695 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,811 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,564 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,100 |
| Countries with Megacities | 0 | - | 4.99 | 246,740 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,031 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,902 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,451 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,806 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,812 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,880 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,861 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,464 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,577 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,016 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,198 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,132 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,309 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,899 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,380 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,566 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,447 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,272 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,253 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,597 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,553 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,794 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,204 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 81,776 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,096 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,074 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,903 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,970 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,826 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,972 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,819 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,373 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,581 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,946 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,923 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,233 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,854 |
| Random European Capital to Country | 0 | - | 4.98 | 189,186 |
| Random European Country to Capital | 0 | - | 4.92 | 147,435 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,390 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,386 |
| Random African Capital to Country | 0 | - | 4.97 | 99,734 |
| Random African Country to Capital | 0 | - | 4.94 | 70,227 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,091 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,595 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,606 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,942 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,843 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,198 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,221 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,949 |
| Countries that Beat China | 0 | - | 4.86 | 114,696 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,443 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,551 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,432 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,734 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,540 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,449 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 518,215 |
| Countries of Africa | 0 | - | 5.00 | 2,507,337 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,499 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,675 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,762 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,505 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,102 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,122 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,414 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,832 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,628 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,638 |
| Largest City by Island | 0 | - | 4.87 | 71,027 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,382 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,525 |
| Biggest European Cities by Century | 0 | - | 4.98 | 143,077 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,862 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,831 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,986 |
| Megacities on a World Map | 0 | - | 4.98 | 250,905 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,473 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,502 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,158 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,786 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,853 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,563 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,043 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,149 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,732 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,664 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,700 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,134 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,946 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,299 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,858 |
| Olympic Host Countries | 0 | - | 4.98 | 198,872 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,644 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,815 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,800 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,518 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,415 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,282 |
| Countries of the Middle East | 0 | - | 4.96 | 198,876 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,239 |
| The Only European Country ... | 0 | - | 4.91 | 213,781 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,108 |
| Slavic Countries | 0 | - | 4.96 | 110,842 |
| African Island Countries | 0 | - | 4.96 | 100,775 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,505 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,198 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,494 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,381 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,707 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,340 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,988 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 74,643 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,468 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,693 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,472 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,078 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,774 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,599 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,701 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,747 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,147 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,149 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,270 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,551 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,245 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,385 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,224 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,500 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,504 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,475 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,721 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,133 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,006 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,295 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,560 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,988 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,484 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,285 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,268 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,183 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,349 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,326 |
| Vietnam War Countries | 0 | - | 4.83 | 93,591 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,355 |
| Monarchies of Europe | 0 | - | 4.90 | 97,299 |
| Monarchies of Asia | 0 | - | 4.97 | 70,591 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,306 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,821 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,735 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,470 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,591 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,072 |
| Countries that Start with D | 0 | - | 4.96 | 701,364 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,343 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,587 |
| Countries that Start with H | 0 | - | 4.96 | 597,819 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,133 |
| Countries that Start with J | 0 | - | 4.98 | 595,890 |
| Countries that Start with K | 0 | - | 4.97 | 809,289 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,721 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,584 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,399 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,309 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,102 |
| Countries that Start with U | 0 | - | 4.97 | 899,839 |
| Countries that Start with V | 0 | - | 4.98 | 605,007 |
| Countries that Start with F | 0 | - | 4.83 | 612,086 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,155 |
| The Only African Country ... | 0 | - | 4.99 | 128,349 |
| The Only American Country ... | 0 | - | 4.92 | 120,741 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,773 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,244 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,032 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,361 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,016 |
| Countries That Border Russia | 0 | - | 4.98 | 458,869 |
| European Countries with One Border | 0 | - | 4.97 | 181,600 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,511 |
| Countries Bordering France | 0 | - | 4.83 | 398,874 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,006 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,091 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,229 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,652 |
