| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,383 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,109 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,670 |
| The Only European Country ... | 0 | - | 4.91 | 213,990 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,651 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,001 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,208 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,461 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,317 |
| Slavic Countries | 0 | - | 4.96 | 110,904 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,747 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,340 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,961 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,045 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,248 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,414 |
| Monarchies of Europe | 0 | - | 4.90 | 97,368 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,075 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,453 |
| European Countries with One Border | 0 | - | 4.97 | 181,689 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,592 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,937 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,552 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,136 |
| UK Immigration by Country | 0 | - | 4.94 | 139,732 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,994 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,320 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,289 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,151 |
| Countries That Border Russia | 0 | - | 4.98 | 459,048 |
| Countries Bordering France | 0 | - | 4.83 | 399,627 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,185 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,100 |
| Germany Country Quiz | 0 | - | 4.82 | 156,641 |
| Russia Country Quiz | 0 | - | 4.85 | 113,690 |
| Italy Country Quiz | 0 | - | 4.82 | 122,286 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,284 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,878 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,056 |
| Countries of Africa | 0 | - | 5.00 | 2,509,414 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,436 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,863 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,803 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,245 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,873 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,238 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,621 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,454 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,198 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,726 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,819 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,787 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,479 |
| Countries that Border Poland | 0 | - | 4.99 | 171,419 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,340 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,559 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,385 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,398 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,832 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,390 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,134 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,142 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,634 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,550 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,421 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,659 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,908 |
| Europe Capital to Country | 0 | - | 4.99 | 248,036 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,553 |
| European Capitals by Map | 0 | - | 4.99 | 136,461 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,266 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,680 |
| European Coastal Capitals | 0 | - | 4.95 | 89,830 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,964 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,886 |
| Which City in Europe? | 0 | - | 4.83 | 106,746 |
| Countries of the Middle East | 0 | - | 4.96 | 199,046 |
| African Island Countries | 0 | - | 4.96 | 100,834 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,514 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,741 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,805 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,355 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,799 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,549 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,206 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,687 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,835 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,170 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,198 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,623 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,326 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,460 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,296 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,528 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,553 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,889 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,646 |
| Countries that Beat China | 0 | - | 4.86 | 114,754 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,507 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,240 |
| Counties of England | 0 | - | 4.97 | 789,630 |
| Random European Flag to Country | 0 | - | 4.89 | 180,993 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,926 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,813 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,514 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,280 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,069 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,910 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,030 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,847 |
| Official Cities in the UK | 0 | - | 4.89 | 280,730 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,455 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,747 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,807 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,386 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,394 |
| Monarchies of Asia | 0 | - | 4.97 | 70,621 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,451 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,879 |
| The Only African Country ... | 0 | - | 4.99 | 128,396 |
| The Only American Country ... | 0 | - | 4.92 | 120,806 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,790 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,274 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,098 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,144 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,268 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,774 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,166 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,949 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,070 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,860 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,013 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,476 |
| Random European City to Country | 0 | - | 4.69 | 116,710 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,540 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,814 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,291 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,410 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,593 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,518 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,402 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,078 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,145 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,397 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,459 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,198 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,485 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,714 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,973 |
| Countries that Beat France | 0 | - | 4.49 | 75,197 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,274 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,079 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,699 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,316 |
| Central American Countries | 0 | - | 4.98 | 155,119 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,694 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,321 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,900 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,082 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,401 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,285 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,130 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,839 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,800 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,495 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,250 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,511 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,524 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,236 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,539 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,230 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,007 |
| Japan Country Quiz | 0 | - | 4.92 | 141,350 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,831 |
| Kazakhstan Country Quiz | 0 | - | 4.82 | 33,737 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,303 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,068 |
| Syria Country Quiz | 0 | - | 4.81 | 32,369 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,363 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,505 |
| Palau Country Quiz | 0 | - | 4.89 | 22,852 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,707 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,455 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,273 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,205 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,119 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,136 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,380 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,636 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,797 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,467 |
| Countries with Megacities | 0 | - | 4.99 | 247,302 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,303 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,104 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,735 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,030 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 165,718 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,216 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,789 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,120 |
