| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,399 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,422 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,230 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,785 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,247 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,734 |
| African Capitals by Map | 0 | - | 4.99 | 142,685 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,971 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,025 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,547 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,146 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,005 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,298 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,629 |
| Countries with Megacities | 0 | - | 4.99 | 268,131 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,280 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,402 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,610 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,511 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,717 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,169 |
| Biggest Cities in the World | 0 | - | 4.91 | 807,460 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,336 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,610 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,505 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,603 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,886 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 113,201 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,416 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,760 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,148 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,275 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 33,014 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,988 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,754 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,780 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 81,006 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,431 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,153 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,744 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,889 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,346 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,607 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,857 |
| Name a City - European Countries | 0 | - | 4.89 | 66,452 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,310 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,857 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,350 |
| Biggest Cities in the United States | 0 | - | 4.94 | 989,750 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,643 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,334 |
| Countries of Africa | 0 | - | 5.00 | 2,566,161 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,072 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,427 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,868 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,807 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,354 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,708 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 96,001 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,639 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,912 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,935 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,099 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,292 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,833 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,925 |
| Largest City by Island | 0 | - | 4.87 | 72,603 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,525 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,931 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,290 |
| Megacities on a World Map | 0 | - | 4.98 | 257,628 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 583,478 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,876 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,880 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,887 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,917 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,109 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,058 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,641 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,315 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,589 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,949 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,911 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,429 |
| Europe Capital to Country | 0 | - | 4.99 | 252,708 |
| Asia Capital to Country | 0 | - | 4.96 | 127,743 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,376 |
| European Capitals by Map | 0 | - | 4.99 | 142,687 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,165 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,183 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,442 |
| European Coastal Capitals | 0 | - | 4.95 | 91,543 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,289 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,477 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,838 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,270 |
| African Island Countries | 0 | - | 4.96 | 102,787 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,876 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,459 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,045 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,252 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,116 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,765 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,832 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,597 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,550 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,482 |
| Boundary Waters | 0 | - | 4.92 | 88,870 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,483 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,892 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,631 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,100 |
| Most Populous Islands | 0 | - | 4.80 | 123,472 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,410 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,688 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,034 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,969 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,154 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,559 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,755 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,940 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,345 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,428 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,502 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,581 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,406 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,645 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,414 |
| Official Cities in the UK | 0 | - | 4.89 | 287,046 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,850 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,812 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,398 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,756 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,378 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,529 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,701 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,103 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,852 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,287 |
| The Only African Country ... | 0 | - | 4.99 | 129,846 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,478 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,583 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,046 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,942 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,334 |
| Capitals of the Stans | 0 | - | 4.95 | 27,259 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,002,021 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,283 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,891 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,233 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,689 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,189 |
| Biggest City by Region | 0 | - | 4.50 | 36,428 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,387 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,385 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 74,047 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,201 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,993 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,334 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,465 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,638 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,783 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,610 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,166 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,026 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,369 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,522 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,850 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,083 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,726 |
| Landlocked Countries | 0 | - | 4.99 | 427,645 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,535 |
| Name a Valid African Country | 0 | - | 4.98 | 155,346 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,307 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,938 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,096 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,669 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,015 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,558 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,834 |
| Population Trivia | 0 | - | 4.32 | 27,600 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,280 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,240 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,607 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,056 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,660 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,512 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,080 |
| World Capitals Quiz | 0 | - | 5.00 | 5,116,651 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,643 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,961 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,184 |
| Random European Capital to Country | 0 | - | 4.98 | 192,417 |
| Random European Country to Capital | 0 | - | 4.93 | 166,119 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,127 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,625 |
| Random African Capital to Country | 0 | - | 4.97 | 101,543 |
| Random African Country to Capital | 0 | - | 4.95 | 71,929 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,561 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,108 |
