| Countries that Bordered the USSR | 0 | - | 4.93 | 164,394 |
| Countries That Border Russia | 0 | - | 4.98 | 458,644 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,803 |
| Countries that Border Poland | 0 | - | 4.99 | 171,250 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,979 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,971 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,764 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,042 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,609 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,984 |
| Countries Bordering France | 0 | - | 4.85 | 397,579 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,796 |
| UK Immigration by Country | 0 | - | 4.94 | 139,516 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,695 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,131 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,308 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,428 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,075 |
| Russia Country Quiz | 0 | - | 4.85 | 113,582 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,011 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,965 |
| Random European Capital to Country | 0 | - | 4.98 | 189,088 |
| Random European Country to Capital | 0 | - | 4.92 | 147,361 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,232 |
| Every European Country Shape | 0 | - | 4.96 | 199,890 |
| Countries of Africa | 0 | - | 5.00 | 2,505,383 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,069 |
| Countries Bordering India | 0 | - | 4.98 | 162,554 |
| Countries that Border China | 0 | - | 4.96 | 261,731 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,670 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,392 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,179 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,057 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,179 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,793 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,750 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,387 |
| The Only European Country ... | 0 | - | 4.91 | 213,572 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,914 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,370 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,162 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,114 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,807 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,752 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,659 |
| Europe Capital to Country | 0 | - | 4.99 | 247,355 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,335 |
| European Capitals by Map | 0 | - | 4.99 | 136,024 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,091 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,542 |
| European Coastal Capitals | 0 | - | 4.95 | 89,676 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,608 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,112 |
| Countries of the Middle East | 0 | - | 4.96 | 198,757 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,183 |
| Slavic Countries | 0 | - | 4.96 | 110,790 |
| African Island Countries | 0 | - | 4.96 | 100,691 |
| Random European Flag to Country | 0 | - | 4.89 | 180,777 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,610 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,396 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,963 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,520 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,615 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,691 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,121 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,103 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,219 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,488 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,177 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,338 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,153 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,445 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,852 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,438 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,705 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,483 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,857 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,722 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,923 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,772 |
| Official Cities in the UK | 0 | - | 4.89 | 280,269 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,571 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,351 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,655 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,387 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,721 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,123 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,320 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,265 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,279 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,391 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,309 |
| Monarchies of Europe | 0 | - | 4.90 | 97,239 |
| Monarchies of Asia | 0 | - | 4.97 | 70,550 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,395 |
| The Only African Country ... | 0 | - | 4.99 | 128,290 |
| The Only American Country ... | 0 | - | 4.92 | 120,681 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,748 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,209 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,977 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,254 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,948 |
| European Countries with One Border | 0 | - | 4.97 | 181,506 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,011 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,479 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,035 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,814 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,112 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,622 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,274 |
| Central American Countries | 0 | - | 4.98 | 154,944 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,567 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,094 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,806 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,090 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,313 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,174 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,021 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,747 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,726 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,395 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,144 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,183 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,052 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,460 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,175 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,439 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,140 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,952 |
| Germany Country Quiz | 0 | - | 4.82 | 156,432 |
| Italy Country Quiz | 0 | - | 4.82 | 122,105 |
| Japan Country Quiz | 0 | - | 4.92 | 141,135 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,803 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,004 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,416 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,248 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,344 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,161 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,300 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,341 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,729 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,760 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,243 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,853 |
| Most Forested European Countries | 0 | - | 4.80 | 74,870 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,789 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,048 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,115 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,524 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,212 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,094 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,597 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,244 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,511 |
| Every African Country Shape | 0 | - | 4.90 | 85,894 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,054 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,137 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,613 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,631 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,691 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,897 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,737 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,189 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,791 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,490 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,027 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,173 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,282 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,385 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,338 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,758 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,893 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,666 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,488 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,167 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,342 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,463 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,765 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,832 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,889 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,274 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,731 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,247 |
| Countries Closest to India | 0 | - | 4.97 | 102,163 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,850 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,196 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,497 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,316 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,281 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,279 |
| Serbia Country Quiz | 0 | - | 4.44 | 34,749 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,427 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,913 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,353 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,922 |
| Countries with Megacities | 0 | - | 4.99 | 246,328 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,842 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,762 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,295 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,703 |
