| Countries that Bordered the USSR | 0 | - | 4.93 | 165,187 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,232 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,457 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,074 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,492 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,027 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,372 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,066 |
| Countries That Border Russia | 0 | - | 4.98 | 461,195 |
| Countries Bordering France | 0 | - | 4.83 | 401,987 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,687 |
| UK Immigration by Country | 0 | - | 4.94 | 140,717 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,771 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,057 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,880 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,911 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,730 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,504 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,564 |
| Random European Capital to Country | 0 | - | 4.98 | 190,665 |
| Random European Country to Capital | 0 | - | 4.93 | 164,726 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,335 |
| Every European Country Shape | 0 | - | 4.96 | 201,360 |
| Countries of Africa | 0 | - | 5.00 | 2,530,996 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,499 |
| Countries Bordering India | 0 | - | 4.98 | 163,343 |
| Countries that Border China | 0 | - | 4.96 | 262,894 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,766 |
| Countries that Border Poland | 0 | - | 4.99 | 172,091 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,939 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,723 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,449 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,604 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,647 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,886 |
| The Only European Country ... | 0 | - | 4.91 | 216,054 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,824 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,815 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,589 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,213 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,594 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,894 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,115 |
| Europe Capital to Country | 0 | - | 4.99 | 249,629 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,621 |
| European Capitals by Map | 0 | - | 4.99 | 138,648 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,908 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,261 |
| European Coastal Capitals | 0 | - | 4.95 | 90,408 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,616 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,230 |
| Countries of the Middle East | 0 | - | 4.96 | 200,810 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,040 |
| Slavic Countries | 0 | - | 4.96 | 111,513 |
| African Island Countries | 0 | - | 4.96 | 101,456 |
| Random European Flag to Country | 0 | - | 4.89 | 182,033 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,685 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,307 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,225 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,709 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,462 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,560 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,524 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,108 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,008 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,421 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,039 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,993 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,837 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,110 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,295 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,203 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,347 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,741 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,548 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,059 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,659 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,360 |
| Official Cities in the UK | 0 | - | 4.89 | 283,148 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,268 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,912 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,087 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,122 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,191 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,758 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,770 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,086 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,959 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,280 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,956 |
| Monarchies of Europe | 0 | - | 4.90 | 97,983 |
| Monarchies of Asia | 0 | - | 4.97 | 70,994 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,786 |
| The Only African Country ... | 0 | - | 4.98 | 128,970 |
| The Only American Country ... | 0 | - | 4.92 | 121,424 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,069 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,673 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,699 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,287 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,806 |
| European Countries with One Border | 0 | - | 4.97 | 182,545 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,350 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,079 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,024 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,669 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,962 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,067 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,544 |
| Central American Countries | 0 | - | 4.98 | 155,922 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,354 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,057 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,481 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,318 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,402 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 132,403 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,982 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,337 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,138 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,951 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,729 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,954 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,824 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,868 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,519 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,969 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,797 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,297 |
| Germany Country Quiz | 0 | - | 4.82 | 157,627 |
| Russia Country Quiz | 0 | - | 4.85 | 114,305 |
| Italy Country Quiz | 0 | - | 4.82 | 123,234 |
| Japan Country Quiz | 0 | - | 4.93 | 142,246 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,252 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,305 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,691 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,315 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,092 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,239 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,451 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,614 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,449 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,054 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,797 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,116 |
| Most Forested European Countries | 0 | - | 4.80 | 75,252 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,290 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,336 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,393 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,610 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,572 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,199 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,096 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,281 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,592 |
| Every African Country Shape | 0 | - | 4.90 | 87,072 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,556 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,137 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,159 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,113 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,202 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,105 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,164 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,458 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,254 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,794 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,437 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,536 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,274 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,734 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,014 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,380 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,550 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,340 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,054 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,267 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,800 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,692 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,738 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,866 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,103 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,433 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,435 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,053 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,934 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,902 |
| Countries Closest to India | 0 | - | 4.97 | 102,658 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,486 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,759 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,852 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,480 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,646 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,422 |
| Europe Map Quiz | 0 | - | 5.00 | 4,756,554 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,443 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,778 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,055 |
| Countries with Megacities | 0 | - | 4.99 | 260,575 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,923 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,016 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,196 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,020 |
