| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,484 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,434 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,041 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,855 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,795 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,436 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,071 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,575 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,876 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,985 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,818 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,524 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,193 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,809 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,743 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,950 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,058 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,144 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,375 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,479 |
| The Only European Country ... | 0 | - | 4.91 | 215,431 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,311 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,476 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,506 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,425 |
| Countries of Africa | 0 | - | 5.00 | 2,524,128 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,065 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,125 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,430 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,974 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,084 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,284 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,344 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,969 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,603 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,306 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,554 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,068 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,916 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 75,922 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 91,168 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,029 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,298 |
| Asia Capital to Country | 0 | - | 4.96 | 126,255 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,827 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,389 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,673 |
| Countries of the Middle East | 0 | - | 4.96 | 200,083 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,829 |
| Slavic Countries | 0 | - | 4.96 | 111,332 |
| African Island Countries | 0 | - | 4.96 | 101,247 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,427 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,074 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,867 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,363 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,246 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,316 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,442 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,594 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,782 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,990 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,789 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,804 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,652 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,905 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,465 |
| Vietnam War Countries | 0 | - | 4.83 | 93,946 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,951 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,820 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,902 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,951 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,607 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,416 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,911 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,589 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,660 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,880 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,793 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,033 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,796 |
| Monarchies of Europe | 0 | - | 4.90 | 97,772 |
| Monarchies of Asia | 0 | - | 4.97 | 70,878 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,691 |
| The Only African Country ... | 0 | - | 4.99 | 128,771 |
| The Only American Country ... | 0 | - | 4.92 | 121,246 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,961 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,527 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,513 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,053 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,597 |
| Countries That Border Russia | 0 | - | 4.98 | 460,582 |
| European Countries with One Border | 0 | - | 4.97 | 182,242 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,098 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,893 |
| Countries Bordering France | 0 | - | 4.83 | 401,383 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,191 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,796 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,593 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,472 |
| UK Immigration by Country | 0 | - | 4.94 | 140,467 |
| Central American Countries | 0 | - | 4.98 | 155,641 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,142 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,790 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,246 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,595 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,251 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,853 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,537 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,190 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,024 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,581 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,708 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,584 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,724 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,782 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,428 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,819 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,625 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,196 |
| Germany Country Quiz | 0 | - | 4.82 | 157,309 |
| Russia Country Quiz | 0 | - | 4.85 | 114,112 |
| Italy Country Quiz | 0 | - | 4.82 | 122,793 |
| Japan Country Quiz | 0 | - | 4.93 | 142,018 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,103 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,143 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,964 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,226 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,919 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,884 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,420 |
| Random European Capital to Country | 0 | - | 4.98 | 190,262 |
| Random European Country to Capital | 0 | - | 4.93 | 161,469 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,290 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,964 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,580 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,060 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,166 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,241 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,320 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,769 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,632 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,788 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,001 |
| Every European Country Shape | 0 | - | 4.96 | 201,000 |
| Every African Country Shape | 0 | - | 4.90 | 86,758 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,426 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,598 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,898 |
| Countries Bordering India | 0 | - | 4.98 | 163,236 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,988 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,074 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,050 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,364 |
| Countries that Border China | 0 | - | 4.96 | 262,623 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,712 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,333 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,126 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,395 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,669 |
| Countries that Border Poland | 0 | - | 4.99 | 171,874 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,113 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,350 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,225 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,951 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,745 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,212 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,731 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,350 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,616 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,752 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,027 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,278 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,308 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,836 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,887 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,748 |
| Countries Closest to India | 0 | - | 4.97 | 102,523 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,323 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,470 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,754 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,471 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,474 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,565 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,827 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,823 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,381 |
| Iran Country Quiz | 0 | - | 4.53 | 60,148 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,965 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,120 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,503 |
| Countries with Megacities | 0 | - | 4.99 | 249,450 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,351 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,676 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,684 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,645 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,924 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,162 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,480 |
| Hindu Countries | 0 | - | 4.86 | 49,888 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,059 |
