| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,354 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,822 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,036 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,847 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,200 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,702 |
| African Capitals by Map | 0 | - | 4.99 | 133,810 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,387 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,921 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,874 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,843 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,442 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,511 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,492 |
| Countries with Megacities | 0 | - | 4.99 | 263,506 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,341 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,267 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,628 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,302 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,884 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,383 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,015 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,231 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,900 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,723 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,834 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,917 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,402 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,553 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,091 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,975 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,589 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,117 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,383 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,941 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,848 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,545 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,943 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,742 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,066 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,535 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,655 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,362 |
| Name a City - European Countries | 0 | - | 4.90 | 65,395 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,846 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,905 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,732 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,589 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,214 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,049 |
| Countries of Africa | 0 | - | 5.00 | 2,537,699 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,864 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,257 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,641 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,646 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,834 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,640 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,615 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,455 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,910 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,169 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,322 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,894 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,568 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,423 |
| Largest City by Island | 0 | - | 4.87 | 71,886 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,009 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,977 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,543 |
| Megacities on a World Map | 0 | - | 4.98 | 254,598 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,288 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,357 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,958 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,707 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,408 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,014 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,303 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,763 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,260 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,547 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,261 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,120 |
| Europe Capital to Country | 0 | - | 4.99 | 250,351 |
| Asia Capital to Country | 0 | - | 4.96 | 126,677 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,898 |
| European Capitals by Map | 0 | - | 4.99 | 139,205 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,421 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,091 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,434 |
| European Coastal Capitals | 0 | - | 4.95 | 90,613 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,590 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,050 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,086 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,834 |
| African Island Countries | 0 | - | 4.96 | 101,650 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,983 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,138 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,547 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,018 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,599 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,266 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,278 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,980 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,489 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,890 |
| Boundary Waters | 0 | - | 4.92 | 88,473 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,172 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,102 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,471 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,473 |
| Most Populous Islands | 0 | - | 4.80 | 122,938 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,303 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,534 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,822 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,849 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,296 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,227 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,965 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,425 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,266 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,020 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,099 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,780 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,430 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,003 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,749 |
| Official Cities in the UK | 0 | - | 4.89 | 283,795 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,513 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,855 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,494 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,053 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,284 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,850 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,190 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,382 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,299 |
| The Only African Country ... | 0 | - | 4.99 | 129,112 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,134 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,788 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,218 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,880 |
| Capitals of the Stans | 0 | - | 4.95 | 26,847 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,468,430 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,695 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,447 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,581 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,089 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,991 |
| Biggest City by Region | 0 | - | 4.50 | 36,227 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,144 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,916 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,539 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,405 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,823 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,190 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,354 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,268 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,373 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,418 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,165 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,742 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,858 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,808 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,108 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,408 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,167 |
| Landlocked Countries | 0 | - | 4.99 | 420,644 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,620 |
| Name a Valid African Country | 0 | - | 4.98 | 154,108 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,077 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,504 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,802 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,370 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,613 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,845 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,512 |
| Population Trivia | 0 | - | 4.32 | 27,495 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,334 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,319 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,448 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 81,542 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,826 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,889 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,265 |
| World Capitals Quiz | 0 | - | 5.00 | 5,074,622 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,497 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,524 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,673 |
| Random European Capital to Country | 0 | - | 4.98 | 190,939 |
| Random European Country to Capital | 0 | - | 4.93 | 165,139 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,463 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,763 |
| Random African Capital to Country | 0 | - | 4.97 | 100,747 |
| Random African Country to Capital | 0 | - | 4.94 | 71,218 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,210 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,775 |
| Himalayan Countries | 0 | - | 4.95 | 138,136 |
| Andean Countries | 0 | - | 4.95 | 84,288 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,508 |
