| Countries of Europe by Population | 0 | - | 4.98 | 182,579 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,134 |
| Official Cities in the UK | 0 | - | 4.89 | 285,815 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,653 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,798 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,745 |
| Germany Country Quiz | 0 | - | 4.82 | 158,676 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,964 |
| Name a City - European Countries | 0 | - | 4.90 | 66,029 |
| Counties of England | 0 | - | 4.97 | 801,847 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,893 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,058 |
| Europe Capital to Country | 0 | - | 4.99 | 251,797 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,774 |
| European Capitals by Map | 0 | - | 4.99 | 141,748 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,733 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,059 |
| European Coastal Capitals | 0 | - | 4.95 | 91,191 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,498 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,826 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,843 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,501 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,755 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,779 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,863 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,472 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,508 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,634 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,455 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,796 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,131 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,431 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,563 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,522 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,894 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,412 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,491 |
| UK Immigration by Country | 0 | - | 4.94 | 141,544 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,687 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,785 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,893 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,702 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,112 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,638 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,381 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,921 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,567 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,542 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,078 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,857 |
| Countries with Megacities | 0 | - | 4.99 | 266,517 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,566 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,949 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,925 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,859 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,058 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,877 |
| Biggest Cities in the World | 0 | - | 4.91 | 804,430 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,654 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,824 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,760 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,296 |
| Malta Country Quiz | 0 | - | 4.81 | 31,211 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,555 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,779 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,700 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,348 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,225 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,824 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,538 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,819 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,107 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,481 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,663 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,503 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,814 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,771 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,061 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,303 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,452 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,644 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,151 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,128 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,832 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,541 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,603 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 65,124 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,281 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,089 |
| 5 Most Populous Cities in Each Country With a Map | 0 | - | 4.96 | 39,931 |
| Biggest Cities in the United States | 0 | - | 4.94 | 985,487 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,701 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,882 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,794 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,830 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,299 |
| Which City in Europe? | 0 | - | 4.83 | 107,807 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,463 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,856 |
| The Only European Country ... | 0 | - | 4.91 | 218,574 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,281 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,183 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,920 |
| Cities in European History #1 | 0 | - | 4.63 | 134,512 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,434 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,860 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,408 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,920 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,111 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,255,125 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,270 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,992 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,364 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,857 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,193 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,548 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,660 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,787 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,141 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,458 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,498 |
| Largest City by Island | 0 | - | 4.87 | 72,358 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,365 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,572 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,051 |
| Megacities on a World Map | 0 | - | 4.98 | 256,518 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,317 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,702 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,551 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,955 |
| 50 Biggest Cities in 1920 on a World Map | 0 | - | 4.99 | 78,401 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 123,718 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,199 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,522 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,654 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,802 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,456 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,122 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,469 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,805 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,666 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,329 |
| Random European City to Country | 0 | - | 4.69 | 118,340 |
| Asia Capital to Country | 0 | - | 4.96 | 127,277 |
| African Capitals by Map | 0 | - | 4.99 | 141,813 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,776 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,115 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,143 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,098 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,690 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,334 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,416 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,019 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.40 | 82,744 |
| Slavic Countries | 0 | - | 4.96 | 112,245 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,179 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,523 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,773 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,361 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,907 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,665 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,683 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,894 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,472 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,883 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,989 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,380 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,171 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,079 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,441 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,169 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,332 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,764 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,111 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,956 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,307 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,840 |
| Berlin City Trivia | 0 | - | 4.67 | 13,294 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,843 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,379 |
| Monarchies of Europe | 0 | - | 4.90 | 98,729 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,382 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,323 |
| European Countries with One Border | 0 | - | 4.97 | 183,588 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,354 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,350 |
| Regions of Italy | 0 | - | 4.92 | 76,825 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,134 |
| States of Germany | 0 | - | 4.95 | 154,183 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,668 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,711 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,597 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,345 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,173 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,972 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,599 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,712 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 75,123 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,463 |
| Smaller U.K. Towns That You May Know | 0 | - | 4.22 | 9,167 |
