| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,472 |
| Slavic Countries | 0 | - | 4.96 | 112,591 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,643 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,434 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,657 |
| The Only European Country ... | 0 | - | 4.91 | 219,865 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,973 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,945 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,888 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.85 | 35,689 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,918 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,905 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,522 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,878 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,619 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,143 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,394 |
| Europe Map Quiz | 0 | - | 5.00 | 4,796,104 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,981 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,110 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,092 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,092 |
| Monarchies of Europe | 0 | - | 4.90 | 99,113 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,048 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,827 |
| European Countries with One Border | 0 | - | 4.97 | 184,145 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,857 |
| Ukraine Country Quiz | 0 | - | 4.43 | 48,086 |
| UK Immigration by Country | 0 | - | 4.94 | 141,977 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,213 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,118 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,159 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,061 |
| Countries That Border Russia | 0 | - | 4.98 | 465,163 |
| Countries Bordering France | 0 | - | 4.83 | 405,583 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,429 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,748 |
| Germany Country Quiz | 0 | - | 4.82 | 159,206 |
| Russia Country Quiz | 0 | - | 4.83 | 115,541 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,421 |
| Andorra Country Quiz | 0 | - | 4.91 | 32,042 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,343 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,561 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,017 |
| Countries of Africa | 0 | - | 5.00 | 2,567,322 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,770 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,241 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,425 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,439 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,869 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,535 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,360 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,515 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,103 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,272 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,425 |
| Countries that Border Poland | 0 | - | 4.99 | 173,432 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,094 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,260 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,507 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,619 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,842 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,463 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,263,042 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,837 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,283 |
| Counties of England | 0 | - | 4.97 | 804,940 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,468 |
| Europe Capital to Country | 0 | - | 4.99 | 252,775 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,425 |
| European Capitals by Map | 0 | - | 4.99 | 142,781 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,218 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,471 |
| European Coastal Capitals | 0 | - | 4.95 | 91,581 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,937 |
| Countries of the Middle East | 0 | - | 4.96 | 203,429 |
| African Island Countries | 0 | - | 4.96 | 102,827 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,278 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 105,096 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,131 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,584 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,097 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,300 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,815 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,115 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,047 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 118,144 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,799 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,132 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,390 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,980 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,714 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,368 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,833 |
| Romania Country Quiz | 0 | - | 4.56 | 54,242 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,876 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 42,555 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,972 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,606 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,454 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,178 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,022 |
| Official Cities in the UK | 0 | - | 4.89 | 287,172 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,776 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,723 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,877 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,384 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,842 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,668 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,312 |
| Monarchies of Asia | 0 | - | 4.97 | 71,657 |
| Random European Flag to Country | 0 | - | 4.90 | 184,611 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,400 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 138,001 |
| The Only African Country ... | 0 | - | 4.99 | 129,874 |
| The Only American Country ... | 0 | - | 4.92 | 122,424 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,496 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,597 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,171 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,087 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,184 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,048 |
| Lithuania Country Quiz | 0 | - | 4.63 | 31,864 |
| Latvia Country Quiz | 0 | - | 4.77 | 32,280 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,903 |
| States of Germany Map Quiz | 0 | - | 4.92 | 134,102 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,401 |
| UK Cities Map Quiz | 0 | - | 4.96 | 467,016 |
| Three Band Flags of Europe | 0 | - | 4.98 | 195,009 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,714 |
| Federal Subjects of Russia | 0 | - | 4.95 | 150,098 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,745 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,679 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,230 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,484 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,645 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 98,044 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,994 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,997 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,283 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,216 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,144 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,743 |
| Central American Countries | 0 | - | 4.98 | 157,650 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,731 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,641 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.61 | 102,919 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,236 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,277 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,327 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,561 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,975 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 93,029 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,219 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,677 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,984 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,498 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,849 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 66,065 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,248 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,535 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,579 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,629 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 91,010 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,772 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,061 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,830 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,441 |
| Japan Country Quiz | 0 | - | 4.93 | 143,637 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,506 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,318 |
| Slovakia Country Quiz | 0 | - | 4.64 | 30,938 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,193 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 31,145 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,588 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,954 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,107 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,117 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,528 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,294 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,341 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,672 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,321 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,172 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,457,185 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,291 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,725 |
| Countries with Megacities | 0 | - | 4.99 | 268,307 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,350 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,448 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,699 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,558 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,701 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,422 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,941 |
| Most Forested European Countries | 0 | - | 4.80 | 75,780 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,729 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,671 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,651 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 71,012 |
