| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,482 |
| Slavic Countries | 0 | - | 4.96 | 111,821 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,028 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,403 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,562 |
| The Only European Country ... | 0 | - | 4.91 | 217,189 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,448 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,503 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,434 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,398 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,209 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,287 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,169 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,843 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,360 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,362 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,938 |
| Europe Map Quiz | 0 | - | 5.00 | 4,768,499 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,340 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,910 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,864 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,216 |
| Monarchies of Europe | 0 | - | 4.90 | 98,279 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,998 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,755 |
| European Countries with One Border | 0 | - | 4.97 | 183,026 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,796 |
| Ukraine Country Quiz | 0 | - | 4.43 | 47,778 |
| UK Immigration by Country | 0 | - | 4.94 | 141,077 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,190 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,694 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,252 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,172 |
| Countries That Border Russia | 0 | - | 4.98 | 462,541 |
| Countries Bordering France | 0 | - | 4.83 | 403,279 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,334 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,732 |
| Germany Country Quiz | 0 | - | 4.83 | 158,092 |
| Russia Country Quiz | 0 | - | 4.83 | 114,632 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,070 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,749 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,023 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,651 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,717 |
| Countries of Africa | 0 | - | 5.00 | 2,542,591 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,853 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,064 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,166 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,098 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,477 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,324 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,166 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,926 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,575 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,593 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,982 |
| Countries that Border Poland | 0 | - | 4.99 | 172,514 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,290 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,936 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,248 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,251 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,247 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,916 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,148 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,369 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,049 |
| Counties of England | 0 | - | 4.97 | 798,253 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,319 |
| Europe Capital to Country | 0 | - | 4.99 | 250,715 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,111 |
| European Capitals by Map | 0 | - | 4.99 | 139,772 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,240 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,574 |
| European Coastal Capitals | 0 | - | 4.95 | 90,751 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,390 |
| Countries of the Middle East | 0 | - | 4.96 | 201,526 |
| African Island Countries | 0 | - | 4.96 | 101,798 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,938 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,998 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,132 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,704 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,740 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,239 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,934 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,689 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,345 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,739 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,409 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,315 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,169 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,391 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,570 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,692 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,996 |
| Romania Country Quiz | 0 | - | 4.63 | 53,867 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,514 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 42,265 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,310 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,129 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,570 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,288 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,544 |
| Official Cities in the UK | 0 | - | 4.89 | 284,308 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,161 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,257 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,370 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,473 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,235 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,173 |
| Monarchies of Asia | 0 | - | 4.97 | 71,172 |
| Random European Flag to Country | 0 | - | 4.89 | 182,839 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,978 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,301 |
| The Only African Country ... | 0 | - | 4.99 | 129,239 |
| The Only American Country ... | 0 | - | 4.92 | 121,762 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,176 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,851 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,175 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,334 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,607 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,827 |
| Lithuania Country Quiz | 0 | - | 4.61 | 31,661 |
| Latvia Country Quiz | 0 | - | 4.77 | 32,073 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,707 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,051 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,038 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,971 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,594 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,097 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,808 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,930 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,635 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,256 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,973 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,682 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,431 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,325 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,374 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,030 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,316 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,937 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,260 |
| Central American Countries | 0 | - | 4.98 | 156,683 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,799 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,253 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,396 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,721 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,597 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,742 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,209 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,318 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,637 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,323 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,301 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,970 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,063 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,790 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,165 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,363 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,126 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,211 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,643 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,224 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,068 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,460 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,017 |
| Japan Country Quiz | 0 | - | 4.93 | 142,660 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,383 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,121 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,852 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 30,938 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,471 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,566 |
| Syria Country Quiz | 0 | - | 4.81 | 32,865 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,844 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,880 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,571 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,024 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,539 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,057 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,227 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,885 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,447,554 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,829 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,789 |
| Countries with Megacities | 0 | - | 4.99 | 264,332 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,646 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,414 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,912 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,481 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,671 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,212 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,609 |
| Most Forested European Countries | 0 | - | 4.80 | 75,421 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,645 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,399 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,440 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,508 |
| France Country Quiz | 0 | - | 4.70 | 135,120 |
| Spain Country Quiz | 0 | - | 4.44 | 128,703 |
