| Countries that Bordered the USSR | 0 | - | 4.93 | 164,397 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,696 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,812 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,115 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,667 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,772 |
| UK Immigration by Country | 0 | - | 4.94 | 139,518 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,321 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,391 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,134 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,313 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,083 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,019 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,966 |
| Random European Capital to Country | 0 | - | 4.98 | 189,094 |
| Random European Country to Capital | 0 | - | 4.92 | 147,365 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,275 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,215 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,245 |
| Every European Country Shape | 0 | - | 4.96 | 199,923 |
| Countries of Africa | 0 | - | 5.00 | 2,505,487 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,070 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,615 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,183 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,059 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,800 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,732 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,754 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,398 |
| The Only European Country ... | 0 | - | 4.91 | 213,582 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,922 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,379 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,163 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,602 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,244 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,839 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,247 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,853 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,782 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,984 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,194 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,098 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,201 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,199 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,544 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,505 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,739 |
| Europe Capital to Country | 0 | - | 4.99 | 247,361 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,338 |
| European Capitals by Map | 0 | - | 4.99 | 136,032 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,092 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,546 |
| European Coastal Capitals | 0 | - | 4.95 | 89,677 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,613 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,128 |
| Countries of the Middle East | 0 | - | 4.96 | 198,762 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,185 |
| Slavic Countries | 0 | - | 4.96 | 110,794 |
| African Island Countries | 0 | - | 4.96 | 100,696 |
| Random European Flag to Country | 0 | - | 4.89 | 180,788 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,614 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,397 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,970 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,524 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,621 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,695 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,122 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,109 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,222 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,492 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,180 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,340 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,156 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,451 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,854 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,441 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,709 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,483 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,977 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,865 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,724 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,924 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,777 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,506 |
| Official Cities in the UK | 0 | - | 4.89 | 280,272 |
| Cities in European History #1 | 0 | - | 4.63 | 133,006 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,353 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,042 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,658 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,723 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,127 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,591 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,270 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,283 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,310 |
| Monarchies of Europe | 0 | - | 4.90 | 97,239 |
| Monarchies of Asia | 0 | - | 4.97 | 70,553 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,396 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,627 |
| The Only African Country ... | 0 | - | 4.99 | 128,294 |
| The Only American Country ... | 0 | - | 4.92 | 120,687 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,748 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,211 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,980 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,258 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,950 |
| European Countries with One Border | 0 | - | 4.97 | 181,509 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,044 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,483 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,040 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,815 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,986 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,119 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,624 |
| Central American Countries | 0 | - | 4.98 | 154,944 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,570 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,102 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,807 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,130 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,314 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,179 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,025 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,751 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,728 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,396 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,146 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,186 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,055 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,462 |
| Countries That Border Russia | 0 | - | 4.98 | 458,655 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,428 |
| Countries Bordering France | 0 | - | 4.85 | 397,647 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,805 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,178 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,442 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,144 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,953 |
| Germany Country Quiz | 0 | - | 4.82 | 156,439 |
| Russia Country Quiz | 0 | - | 4.85 | 113,584 |
| Italy Country Quiz | 0 | - | 4.82 | 122,111 |
| Japan Country Quiz | 0 | - | 4.92 | 141,138 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,803 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,004 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,266 |
| 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 | 101,342 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,827 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,761 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,192 |
| Most Forested European Countries | 0 | - | 4.80 | 74,875 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,791 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,049 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,116 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,525 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,661 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,684 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,102 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,526 |
| Every African Country Shape | 0 | - | 4.90 | 85,907 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,055 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,139 |
| Countries Bordering India | 0 | - | 4.98 | 162,555 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,634 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,699 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,899 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,738 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,190 |
| Countries that Border China | 0 | - | 4.96 | 261,734 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,792 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,492 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,029 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,177 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,671 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,282 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,392 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,394 |
| Countries that Border Poland | 0 | - | 4.99 | 171,256 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,343 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,764 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,899 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,667 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,489 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,172 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,344 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,466 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,768 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,834 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,891 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,277 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,733 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,251 |
| Countries Closest to India | 0 | - | 4.97 | 102,163 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,852 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,200 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,498 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,317 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,282 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,279 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,534 |
