| Countries that Bordered the USSR | 0 | - | 4.93 | 164,392 |
| Countries That Border Russia | 0 | - | 4.98 | 458,635 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,794 |
| Countries that Border Poland | 0 | - | 4.99 | 171,247 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,975 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,970 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,763 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,042 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,604 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,984 |
| Countries Bordering France | 0 | - | 4.85 | 397,525 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,785 |
| UK Immigration by Country | 0 | - | 4.94 | 139,513 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,694 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,129 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,306 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,428 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,074 |
| Russia Country Quiz | 0 | - | 4.85 | 113,579 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,006 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,964 |
| Random European Capital to Country | 0 | - | 4.98 | 189,087 |
| Random European Country to Capital | 0 | - | 4.92 | 147,361 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,225 |
| Every European Country Shape | 0 | - | 4.95 | 199,887 |
| Countries of Africa | 0 | - | 5.00 | 2,505,316 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,068 |
| Countries Bordering India | 0 | - | 4.98 | 162,553 |
| Countries that Border China | 0 | - | 4.96 | 261,730 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,668 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,389 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,177 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,057 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,159 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,790 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,750 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,382 |
| The Only European Country ... | 0 | - | 4.91 | 213,566 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,908 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,364 |
| 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 | 1,318,785 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,736 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,658 |
| Europe Capital to Country | 0 | - | 4.99 | 247,345 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,335 |
| European Capitals by Map | 0 | - | 4.99 | 136,016 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,090 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,541 |
| European Coastal Capitals | 0 | - | 4.95 | 89,674 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,602 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,108 |
| Countries of the Middle East | 0 | - | 4.96 | 198,755 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,180 |
| Slavic Countries | 0 | - | 4.96 | 110,790 |
| African Island Countries | 0 | - | 4.96 | 100,691 |
| Random European Flag to Country | 0 | - | 4.89 | 180,776 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,609 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,394 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,961 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,516 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,614 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,690 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,121 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,101 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,218 |
| 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 | 98,336 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,151 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,445 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,851 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,438 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,704 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,483 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,854 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,719 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,921 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,771 |
| Official Cities in the UK | 0 | - | 4.89 | 280,267 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,571 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,349 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,654 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,385 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,721 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,121 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,320 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,264 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,279 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,388 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,309 |
| Monarchies of Europe | 0 | - | 4.90 | 97,236 |
| Monarchies of Asia | 0 | - | 4.97 | 70,547 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,394 |
| The Only African Country ... | 0 | - | 4.99 | 128,289 |
| The Only American Country ... | 0 | - | 4.92 | 120,678 |
| 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 | 136,252 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,944 |
| European Countries with One Border | 0 | - | 4.97 | 181,504 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,006 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,479 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,033 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,814 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,110 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,620 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,273 |
| Central American Countries | 0 | - | 4.98 | 154,943 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,563 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,094 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,804 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,081 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,310 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,173 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,021 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,746 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,724 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,394 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,140 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,183 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,050 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,459 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,175 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,437 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,140 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,951 |
| Germany Country Quiz | 0 | - | 4.82 | 156,428 |
| Italy Country Quiz | 0 | - | 4.82 | 122,099 |
| Japan Country Quiz | 0 | - | 4.92 | 141,135 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,802 |
| 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 | 323,239 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,342 |
| 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 | 101,339 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,718 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,760 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,241 |
| 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 | 137,788 |
| 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 | 94,093 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,595 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,241 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,510 |
| Every African Country Shape | 0 | - | 4.90 | 85,890 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,054 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,136 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,613 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,631 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,687 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,896 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,735 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,188 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,791 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,488 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,027 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,170 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,282 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,383 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,337 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,756 |
| 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 | 45,485 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,165 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,341 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,462 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,763 |
| Countries Closest to Cyprus | 0 | - | 4.90 | 54,831 |
| 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 | 125,245 |
| Countries Closest to India | 0 | - | 4.96 | 102,161 |
| 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 | 68,495 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,315 |
| 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 | 4,728,374 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,883 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,342 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,917 |
| Countries with Megacities | 0 | - | 4.99 | 246,323 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,841 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,761 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,294 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,701 |
