| Countries of Europe by Population | 0 | - | 4.98 | 183,518 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,392 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,224 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,054 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,957 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,151 |
| Random European Capital to Country | 0 | - | 4.98 | 192,306 |
| Random European Country to Capital | 0 | - | 4.93 | 166,025 |
| Europe Capital to Country | 0 | - | 4.99 | 252,478 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,210 |
| European Capitals by Map | 0 | - | 4.99 | 142,429 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,077 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,337 |
| European Coastal Capitals | 0 | - | 4.95 | 91,458 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,114 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,117 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,151 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,213 |
| Official Cities in the UK | 0 | - | 4.89 | 286,725 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,699 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,274 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,649 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,799 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,348 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,005 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 116,672 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,079 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,699 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,886 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,663 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,631 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,866 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,429 |
| Countries with Megacities | 0 | - | 4.99 | 267,692 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,076 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,291 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,419 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,405 |
| Biggest Cities in the World | 0 | - | 4.91 | 806,694 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,912 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,073 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,537 |
| Random African Capital to Country | 0 | - | 4.97 | 101,442 |
| Random African Country to Capital | 0 | - | 4.94 | 71,851 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,369 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,545 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,437 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,462 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,788 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,976 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,334 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,773 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,510 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,696 |
| Biggest Cities in Europe | 0 | - | 4.73 | 549,636 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,059 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,137 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,926 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,740 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,612 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,453 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,911 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,354 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,047 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,062 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,702 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,557 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,819 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,281 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,527 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,647 |
| Biggest Cities in the United States | 0 | - | 4.94 | 988,709 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,400 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,556 |
| Name a City - European Countries | 0 | - | 4.89 | 66,339 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,854 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,712 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,529 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,627 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,501 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 100,279 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,399 |
| Cities in European History #1 | 0 | - | 4.63 | 134,712 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,450 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,565 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,050 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,412 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,956 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,520 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,809 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,861 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,010 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,245 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,750 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,810 |
| Largest City by Island | 0 | - | 4.87 | 72,547 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,475 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,814 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,226 |
| Megacities on a World Map | 0 | - | 4.98 | 257,349 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 582,656 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,824 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,812 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,829 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,540 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,710 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,806 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,974 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,986 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,596 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,268 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,563 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,913 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,847 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,630 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,280 |
| Asia Capital to Country | 0 | - | 4.96 | 127,659 |
| African Capitals by Map | 0 | - | 4.99 | 142,508 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,094 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,256 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,175 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,228 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,858 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,680 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,780 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,079 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,077 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,673 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,096 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,316 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,474 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,331 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,580 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,333 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,482 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,595 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,340 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,466 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,044 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,538 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,948 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,673 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,019 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,223 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,719 |
| Most Populous Islands | 0 | - | 4.80 | 123,417 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,397 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,671 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,014 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,962 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,537 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,870 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,705 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,652 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,065 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,225 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,525 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,614 |
| Capitals of the Stans | 0 | - | 4.95 | 27,218 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,851 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 127,521 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,354 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 74,020 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,102 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,881 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,051 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,897 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,215 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,346 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,759 |
| Boroughs of London | 0 | - | 4.63 | 88,661 |
| London Geography | 0 | - | 4.47 | 59,906 |
| UK Immigration by Country | 0 | - | 4.94 | 141,852 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,514 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,058 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,883 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,913 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,020 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,909 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,800 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,202 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,981 |
| Boundary Waters | 0 | - | 4.92 | 88,822 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,450 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,801 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,506 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,042 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,207 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,357 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,183 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,675 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,175 |
| Biggest City by Region | 0 | - | 4.50 | 36,412 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,363 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,189 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,154 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,489 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,325 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,456 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,600 |
