| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,681 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,554 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,956 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,910 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,986 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,442 |
| African Capitals by Map | 0 | - | 4.99 | 142,093 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,280 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,379 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,008 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,843 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,830 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,048 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,103 |
| Countries with Megacities | 0 | - | 4.99 | 267,017 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,807 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,108 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,127 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,220 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,893 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,428 |
| Biggest Cities in the World | 0 | - | 4.91 | 805,384 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,402 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,420 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,312 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,002 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,637 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,888 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,203 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,599 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,918 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,931 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,719 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,354 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,437 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,899 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,771 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,233 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,947 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,609 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,705 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,197 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,376 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,291 |
| Name a City - European Countries | 0 | - | 4.90 | 66,149 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,831 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,606 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,553 |
| Biggest Cities in the United States | 0 | - | 4.94 | 986,794 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,982 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,705 |
| Countries of Africa | 0 | - | 5.00 | 2,559,087 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,024 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,384 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,618 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,055 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,255 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,377 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,900 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,332 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,654 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,744 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,881 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,187 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,566 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,638 |
| Largest City by Island | 0 | - | 4.87 | 72,441 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,416 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,677 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,131 |
| Megacities on a World Map | 0 | - | 4.98 | 256,856 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,864 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,755 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,653 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,359 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,638 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,791 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,873 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,511 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,188 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,509 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,852 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,754 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,034 |
| Europe Capital to Country | 0 | - | 4.99 | 252,029 |
| Asia Capital to Country | 0 | - | 4.96 | 127,370 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,940 |
| European Capitals by Map | 0 | - | 4.99 | 142,035 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,885 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,849 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,162 |
| European Coastal Capitals | 0 | - | 4.95 | 91,287 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,180 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,613 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,741 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,155 |
| African Island Countries | 0 | - | 4.96 | 102,422 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,644 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,909 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,581 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,328 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,703 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,253 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,112 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,505 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,343 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,395 |
| Boundary Waters | 0 | - | 4.92 | 88,756 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,407 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,685 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,329 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,947 |
| Most Populous Islands | 0 | - | 4.80 | 123,319 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,381 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,647 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,976 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,941 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,970 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,482 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,553 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,796 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,975 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,125 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,414 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,634 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,184 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,502 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,230 |
| Official Cities in the UK | 0 | - | 4.89 | 286,165 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,920 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,133 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,216 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,566 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,086 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,385 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,573 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,933 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,698 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,081 |
| The Only African Country ... | 0 | - | 4.99 | 129,642 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,374 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,269 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,812 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,439 |
| Capitals of the Stans | 0 | - | 4.95 | 27,135 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,866,114 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,116 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,782 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,089 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,645 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,153 |
| Biggest City by Region | 0 | - | 4.50 | 36,389 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,334 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,308 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,966 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,725 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,701 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,304 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,440 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,542 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,443 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,568 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,908 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,132 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,932 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,845 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,657 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,587 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,551 |
| Landlocked Countries | 0 | - | 4.99 | 425,627 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,311 |
| Name a Valid African Country | 0 | - | 4.98 | 155,007 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,248 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,807 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,000 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,576 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,917 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,380 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,755 |
| Population Trivia | 0 | - | 4.32 | 27,565 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,051 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,015 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,293 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,572 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,433 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,166 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,899 |
| World Capitals Quiz | 0 | - | 5.00 | 5,104,997 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,401 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,810 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,045 |
| Random European Capital to Country | 0 | - | 4.98 | 192,108 |
| Random European Country to Capital | 0 | - | 4.93 | 165,868 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,977 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,408 |
| Random African Capital to Country | 0 | - | 4.97 | 101,332 |
| Random African Country to Capital | 0 | - | 4.95 | 71,739 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,280 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,153 |
| Himalayan Countries | 0 | - | 4.93 | 140,160 |
