| Australia Map Quiz | 0 | - | 4.94 | 342,523 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,808 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,138 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,868 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,645 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,027 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,145 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,999 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,028 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,879 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,011 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,831 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,443 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,303 |
| Countries with Megacities | 0 | - | 4.99 | 247,034 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,183 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,011 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,605 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,921 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,226 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,521 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,214 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,272 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,697 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,552 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,123 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,127 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,859 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,959 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,903 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,502 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,624 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,289 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,669 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,713 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,985 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,885 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,092 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,506 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,543 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,688 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,604 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,065 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,184 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,763 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,699 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,549 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,852 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,828 |
| Name a City - European Countries | 0 | - | 4.92 | 64,426 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,412 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,036 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,421 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,499 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,970 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,262 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,659 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,093 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,161 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,360 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,967 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,422 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,613 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,312 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,515 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,868 |
| Largest City by Island | 0 | - | 4.87 | 71,062 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,397 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,563 |
| Biggest European Cities by Century | 0 | - | 4.98 | 143,754 |
| Megacities on a World Map | 0 | - | 4.98 | 251,014 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,342 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,808 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,884 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,797 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,154 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,169 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,501 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,316 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,297 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,626 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,583 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,825 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,232 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,380 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,853 |
| Europe Capital to Country | 0 | - | 4.99 | 247,962 |
| Asia Capital to Country | 0 | - | 4.96 | 125,776 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,495 |
| European Capitals by Map | 0 | - | 4.99 | 136,325 |
| African Capitals by Map | 0 | - | 4.99 | 132,194 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,154 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,213 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,643 |
| European Coastal Capitals | 0 | - | 4.95 | 89,790 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,195 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,877 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,431 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,142 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,140 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,608 |
| Which City in Australia? | 0 | - | 4.67 | 34,241 |
| Most Populous Islands | 0 | - | 4.79 | 122,001 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,203 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,408 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,622 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,725 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,419 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,851 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,156 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,945 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,055 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,374 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,576 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,099 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,526 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,307 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,615 |
| Official Cities in the UK | 0 | - | 4.89 | 280,615 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,814 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,363 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,942 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,682 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,427 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,144 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,194 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,722 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,476 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,786 |
| Capitals of the Stans | 0 | - | 4.95 | 26,414 |
| Boundary Waters | 0 | - | 4.92 | 88,051 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,822 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,300 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,318 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,852 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,747 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,965 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,542 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,124 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,508 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,618 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,814 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 99,825 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,228 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,000 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,406 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,772 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,411 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,905 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,682 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 104,817 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,927 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,909 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,712 |
| Biggest City by Region | 0 | - | 4.50 | 35,999 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,907 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,021 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,223 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,927 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,260 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,928,270 |
| Landlocked Countries | 0 | - | 4.99 | 413,715 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 553,249 |
| Cultural Symbols of Australia | 0 | - | 4.24 | 47,870 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,141 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,795 |
| Biggest Cities in Europe | 0 | - | 4.70 | 542,225 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,303 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,462 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,316 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,746 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,806 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,518 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,546 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,828 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,294 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,473 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,205 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,088 |
| Random European Capital to Country | 0 | - | 4.98 | 189,253 |
| Random European Country to Capital | 0 | - | 4.92 | 147,478 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,418 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,436 |
| Random African Capital to Country | 0 | - | 4.97 | 99,744 |
| Random African Country to Capital | 0 | - | 4.94 | 70,241 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,717,787 |
| Australia A-Z | 0 | - | 4.54 | 49,787 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,166 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,015 |
| Population Trivia | 0 | - | 4.32 | 27,425 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,406 |
| Biggest Cities in History | 0 | - | 4.52 | 89,136 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,123 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,657 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 124,281 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,188 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,847 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.52 | 23,432 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 68,201 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,006 |
