| Countries of Europe by Population | 0 | - | 4.98 | 124,789 |
| Biggest Cities in France - Extreme | 0 | - | 4.88 | 43,069 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,623 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 197,633 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 301,790 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 96,328 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 81,524 |
| Biggest Cities in Germany | 0 | - | 4.95 | 261,119 |
| Random European Capitals on a Map | 0 | - | 4.97 | 106,108 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 87,628 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,534 |
| Biggest European Cities by Century | 0 | - | 4.97 | 117,812 |
| Biggest Cities in Sweden | 0 | - | 4.83 | 37,038 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 74,864 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 108,919 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.85 | 68,239 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 75,695 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,367 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,610 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 86,347 |
| Europe Capital to Country | 0 | - | 4.99 | 218,330 |
| EU Capitals with No Hints | 0 | - | 4.95 | 123,354 |
| European Capitals by Map | 0 | - | 4.99 | 91,202 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 78,153 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 71,410 |
| European Coastal Capitals | 0 | - | 4.95 | 76,566 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 191,984 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.90 | 47,991 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,578 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 156,156 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 80,002 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,213 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 153,836 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 161,221 |
| Official Cities in the UK | 0 | - | 4.87 | 230,390 |
| Important Cities in European History | 0 | - | 4.56 | 109,378 |
| Top 10 Most Remote European Capitals | 0 | - | 4.84 | 83,698 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 104,371 |
| European Capitals Furthest from the Sea | 0 | - | 4.93 | 66,556 |
| European Capitals Ending in N | 0 | - | 4.91 | 73,510 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,139 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 108,457 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 35,570 |
| Biggest Cities in Italy | 0 | - | 4.66 | 215,600 |
| Cities Founded by the French in North America | 0 | - | 4.51 | 38,452 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 91,365 |
| Name a Valid European Capital | 0 | - | 4.92 | 103,709 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 61,371 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 92,029 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 136,295 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 108,933 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 43,704 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.90 | 90,968 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 63,573 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,127 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,271 |
| Random European Capital to Country | 0 | - | 4.97 | 151,696 |
| Random European Country to Capital | 0 | - | 4.92 | 134,154 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 110,457 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,303,194 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,734 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,330 |
| Countries with Megacities | 0 | - | 4.99 | 195,003 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,662 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,969 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,834 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,816 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,364 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 171,484 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 148,744 |
| Biggest Cities in the World | 0 | - | 4.89 | 679,754 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 50,588 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 90,494 |
| Largest Nordic Cities on a Map | 0 | - | 4.72 | 22,883 |
| Random African Capitals on a Map | 0 | - | 4.95 | 47,747 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 44,703 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 221,050 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 66,261 |
| Countries that Bordered the USSR | 0 | - | 4.94 | 141,562 |
| Biggest Cities in Europe | 0 | - | 4.75 | 458,846 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 367,815 |
| Biggest Cities in the United States | 0 | - | 4.93 | 809,435 |
| Biggest Cities in France | 0 | - | 4.76 | 197,836 |
| Biggest Cities in Spain | 0 | - | 4.50 | 152,390 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,754 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 321,092 |
| Cities of Ireland | 0 | - | 4.43 | 39,476 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 43,298 |
| Africa Capitals Quiz | 0 | - | 4.99 | 628,204 |
| Asia Capitals Quiz | 0 | - | 4.98 | 588,320 |
| World Capitals Closest to Madrid | 0 | - | 4.49 | 41,366 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 70,853 |
| Biggest Trading Partners - UK | 0 | - | 4.86 | 56,433 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 61,810 |
| Biggest Trading Partners - Spain | 0 | - | 4.93 | 50,037 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.92 | 46,087 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 80,147 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,353 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 65,432 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 243,618 |
| Most Populous Countries by Year | 0 | - | 4.79 | 92,711 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,302 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,524 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 64,484 |
| Biggest City by Time Zone | 0 | - | 4.84 | 53,571 |
| Biggest City in Every Country | 0 | - | 4.97 | 77,769 |
| Biggest Cities in History | 0 | - | 4.49 | 79,569 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,718 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 167,703 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 91,010 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 94,746 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 63,471 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 70,385 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 509,393 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 64,377 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 42,063 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 59,139 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,033 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 54,510 |
| Biggest World Cities in 1850 | 0 | - | 4.58 | 64,330 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.58 | 46,042 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 130,206 |
| Most Populous Countries in 1950 | 0 | - | 4.55 | 70,649 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,307 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 95,748 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 74,557 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 92,709 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 64,527 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 108,241 |
| Biggest Cities by Language | 0 | - | 4.95 | 212,558 |
| Most Populous World Capitals | 0 | - | 4.92 | 146,837 |
| Megacities on a World Map | 0 | - | 4.98 | 219,265 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 59,468 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 62,821 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.79 | 68,402 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.64 | 36,532 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 83,176 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 150,190 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 204,133 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 78,868 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 55,689 |
| Asia Capital to Country | 0 | - | 4.96 | 105,094 |
| African Capitals by Map | 0 | - | 4.99 | 109,150 |
| South America Capitals Quiz | 0 | - | 5.00 | 415,920 |
| Asian Capitals by Map | 0 | - | 4.98 | 46,081 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 46,310 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 225,544 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 75,756 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 81,373 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 99,249 |
| Countries of the Soviet Union | 0 | - | 4.98 | 183,930 |
| Holy Roman Empire Countries | 0 | - | 4.58 | 41,912 |
| Countries of Europe After World War II | 0 | - | 4.98 | 169,324 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 138,047 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 142,919 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 139,295 |
| UK Cities Map Quiz | 0 | - | 4.94 | 431,389 |
| Most Populous Country by First Two Letters | 0 | - | 4.72 | 66,508 |
| Most Populous Islands of Europe | 0 | - | 4.53 | 24,031 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 144,999 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.88 | 50,394 |
| Demographics Multiple Choice | 0 | - | 4.66 | 39,581 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 63,878 |
| Biggest Cities in Asia | 0 | - | 4.94 | 95,106 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 63,218 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 67,253 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 43,012 |
| Megacities on an Empty Map | 0 | - | 4.96 | 86,912 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 41,201 |
| Biggest Cities in Portugal | 0 | - | 4.41 | 18,687 |
| British Places A-Z | 0 | - | 4.32 | 75,549 |
| UK Cities and Towns by Map | 0 | - | 4.56 | 43,646 |
| British Cities with the Most Tourists | 0 | - | 4.79 | 55,304 |
| European Cities with the Biggest Economies | 0 | - | 4.58 | 35,103 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.57 | 36,730 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 71,321 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 62,010 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,079 |
| North America Capitals Quiz | 0 | - | 4.99 | 184,302 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 51,613 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 77,413 |
| European Capitals with the Least Sunshine | 0 | - | 4.48 | 47,434 |
| Word Scramble - European Capitals | 0 | - | 4.77 | 86,721 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 50,518 |
| UK Immigration by Country | 0 | - | 4.95 | 124,268 |
| Biggest British Empire Countries | 0 | - | 4.66 | 78,587 |
| Biggest French Empire Countries | 0 | - | 4.45 | 51,122 |
| Most Forested European Countries | 0 | - | 4.82 | 67,692 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 176,931 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 68,187 |
| Countries Connected in the World Map #1 | 0 | - | 4.96 | 65,169 |
| Countries Connected in the World Map #3 | 0 | - | 4.96 | 64,578 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 141,126 |
| Countries in a Strip of the World Map | 0 | - | 4.98 | 63,708 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 47,869 |
| All Countries that Once Bordered Germany | 0 | - | 4.35 | 69,620 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 117,331 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 73,983 |
| Counties of England Map Quiz | 0 | - | 4.97 | 285,445 |
| Italy Cities Map Quiz | 0 | - | 4.96 | 126,336 |
