| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,994 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,723 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,635 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,087 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,861 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,386 |
| African Capitals by Map | 0 | - | 4.99 | 133,327 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,753 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,406 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,482 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,607 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,333 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,341 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,940 |
| Countries with Megacities | 0 | - | 4.99 | 257,883 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,811 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,940 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,096 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,950 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,940 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,624 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,450 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,504 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,704 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,531 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,357 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,655 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,248 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,344 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,905 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,435 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,861 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,046 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,847 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,713 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,338 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,175 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,422 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,649 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,749 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,204 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,340 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,811 |
| Name a City - European Countries | 0 | - | 4.90 | 65,176 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,587 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,597 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,406 |
| Biggest Cities in the United States | 0 | - | 4.93 | 975,279 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,487 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,903 |
| Countries of Africa | 0 | - | 5.00 | 2,529,638 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,791 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,211 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,307 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,763 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,640 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,350 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,491 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,185 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,678 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,958 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,137 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,814 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,001 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,949 |
| Largest City by Island | 0 | - | 4.87 | 71,647 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,769 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,636 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,225 |
| Megacities on a World Map | 0 | - | 4.98 | 253,265 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,901 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,194 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,660 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,161 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,045 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,707 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,079 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,057 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,382 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,150 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,425 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,063 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,801 |
| Europe Capital to Country | 0 | - | 4.99 | 249,528 |
| Asia Capital to Country | 0 | - | 4.96 | 126,455 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,555 |
| European Capitals by Map | 0 | - | 4.99 | 138,515 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,057 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,863 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,222 |
| European Coastal Capitals | 0 | - | 4.95 | 90,364 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,492 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,090 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,524 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,738 |
| African Island Countries | 0 | - | 4.96 | 101,410 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,761 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,877 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,147 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,627 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,375 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,982 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,064 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,863 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,176 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,819 |
| Boundary Waters | 0 | - | 4.92 | 88,368 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,065 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,888 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,139 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,315 |
| Most Populous Islands | 0 | - | 4.80 | 122,769 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,273 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,498 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,764 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,814 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,019 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,118 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,651 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,296 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,789 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,606 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,879 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,685 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,075 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,787 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,562 |
| Official Cities in the UK | 0 | - | 4.89 | 282,992 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,372 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,037 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,232 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,875 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,963 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,682 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,068 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,075 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,160 |
| The Only African Country ... | 0 | - | 4.98 | 128,913 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,053 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,627 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,977 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,636 |
| Capitals of the Stans | 0 | - | 4.95 | 26,735 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,316,683 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,491 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,309 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,382 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,041 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,915 |
| Biggest City by Region | 0 | - | 4.50 | 36,117 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,049 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,785 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,384 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,842 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,479 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,147 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,320 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,158 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,909 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,357 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,919 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,986 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,468 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,520 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,889 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,038 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,043 |
| Landlocked Countries | 0 | - | 4.99 | 418,646 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,309 |
| Name a Valid African Country | 0 | - | 4.98 | 153,737 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,013 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,382 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,716 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,285 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,486 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,599 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,410 |
| Population Trivia | 0 | - | 4.32 | 27,472 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,004 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,037 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,102 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,215 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,549 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,451 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,023 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,356 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,199 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,439 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,539 |
| Random European Capital to Country | 0 | - | 4.98 | 190,614 |
| Random European Country to Capital | 0 | - | 4.93 | 164,526 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,188 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,583 |
| Random African Capital to Country | 0 | - | 4.97 | 100,476 |
| Random African Country to Capital | 0 | - | 4.94 | 71,081 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,763 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,852 |
| Himalayan Countries | 0 | - | 4.94 | 137,301 |
| Andean Countries | 0 | - | 4.95 | 83,865 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,141 |
