| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,867 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,675 |
| Countries with Megacities | 0 | - | 4.99 | 263,987 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,516 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,353 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,785 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,408 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,819 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,629 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,802 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,993 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,005 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,466 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,624 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,143 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,279 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,287 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,087 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,746 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,652 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,559 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,991 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,241 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,408 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,937 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,095 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,396 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,253 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,820 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,287 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,592 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,322 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,060 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,225 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,847 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,255 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,466 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,066 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,998 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,462 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,056 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,489 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,378 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,823 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,508 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,772 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,542 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,761 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,507 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,959 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,132 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,801 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,481 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,554 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,318 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,967 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,645 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,097 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,968 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,180 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,691 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,755 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,695 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,257 |
| Olympic Host Countries | 0 | - | 4.98 | 200,920 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,938 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,425 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,979 |
| The Only European Country ... | 0 | - | 4.91 | 216,975 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,500 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,334 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,693 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,880 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,272 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,132 |
| Biggest Cities in the United States | 0 | - | 4.94 | 979,521 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,425 |
| Countries of Africa | 0 | - | 5.00 | 2,540,467 |
| Boundary Waters | 0 | - | 4.92 | 88,510 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,203 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,176 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,520 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,836 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,722 |
| Largest City by Island | 0 | - | 4.87 | 71,966 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,068 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,063 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,638 |
| Megacities on a World Map | 0 | - | 4.98 | 254,922 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,425 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,051 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,894 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,514 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,971 |
| Countries of the Middle East | 0 | - | 4.96 | 201,338 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,397 |
| Slavic Countries | 0 | - | 4.96 | 111,757 |
| African Island Countries | 0 | - | 4.96 | 101,723 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,916 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,399 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,193 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,015 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,595 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,656 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,337 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,139 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,766 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,842 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,663 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,295 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,292 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,668 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,331 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,245 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,078 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,336 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,754 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,522 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,380 |
| Most Populous Islands | 0 | - | 4.80 | 122,975 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,312 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,547 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,090 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,243 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,047 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,382 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,163 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.93 | 50,148 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,172 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,528 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,094 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,728 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,515,489 |
| Landlocked Countries | 0 | - | 4.99 | 421,167 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,968 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,398 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,190 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,138 |
| Monarchies of Europe | 0 | - | 4.90 | 98,223 |
| Monarchies of Asia | 0 | - | 4.97 | 71,135 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,438 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,942 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,046 |
| Countries that Start with A | 0 | - | 4.98 | 2,164,396 |
| Countries that Start with B | 0 | - | 4.95 | 2,296,045 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,380 |
| Countries that Start with D | 0 | - | 4.96 | 710,588 |
| Countries that Start with E | 0 | - | 4.95 | 1,378,236 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,477 |
| Countries that Start with H | 0 | - | 4.96 | 605,433 |
| Countries that Start with I | 0 | - | 4.92 | 1,289,140 |
| Countries that Start with J | 0 | - | 4.98 | 603,092 |
| Countries that Start with K | 0 | - | 4.97 | 816,535 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,562 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,574 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,989 |
| Countries that Start with S | 0 | - | 4.98 | 1,756,015 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,525 |
| Countries that Start with U | 0 | - | 4.97 | 905,052 |
| Countries that Start with V | 0 | - | 4.98 | 609,711 |
| Countries that Start with F | 0 | - | 4.83 | 618,139 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,619 |
| The Only African Country ... | 0 | - | 4.99 | 129,188 |
| The Only American Country ... | 0 | - | 4.92 | 121,701 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,154 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,825 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,942 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,678 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,099 |
| European Countries with One Border | 0 | - | 4.97 | 182,922 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,709 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,277 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,659 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,921 |
| Population Trivia | 0 | - | 4.32 | 27,500 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,646 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,314 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,018 |
| Biggest City by Region | 0 | - | 4.50 | 36,248 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,166 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,947 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,573 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,554 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,943 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,206 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,366 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,320 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,515 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,434 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,120 |
| World Capitals Quiz | 0 | - | 5.00 | 5,078,326 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,047 |
| Himalayan Countries | 0 | - | 4.95 | 138,358 |
| Andean Countries | 0 | - | 4.93 | 84,396 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,616 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,540 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,246 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,649 |
| Danube Countries | 0 | - | 4.97 | 71,913 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,894 |
