| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,532 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,524 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,118 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,954 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,414 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,566 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,178 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,660 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,196 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,073 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,881 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,665 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 124,138 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,894 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,655 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,690 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,139 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,533 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,417 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,537 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,733 |
| The Only European Country ... | 0 | - | 4.91 | 215,855 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,631 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,678 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,557 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,521 |
| Countries of Africa | 0 | - | 5.00 | 2,528,674 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,126 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,206 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,493 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,125 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,142 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,737 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,975 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,119 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,371 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,954 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,308 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,046 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,036 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,266 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,130 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,402 |
| Asia Capital to Country | 0 | - | 4.96 | 126,403 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,988 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,475 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,037 |
| Countries of the Middle East | 0 | - | 4.96 | 200,654 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,942 |
| Slavic Countries | 0 | - | 4.96 | 111,444 |
| African Island Countries | 0 | - | 4.96 | 101,374 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,604 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,226 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,096 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,587 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,377 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,478 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,493 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,052 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,921 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,345 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,946 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,931 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,777 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,026 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,549 |
| Vietnam War Countries | 0 | - | 4.83 | 94,035 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,008 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,883 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,977 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,314 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,941 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,549 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,045 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,689 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,725 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,995 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,892 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,202 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,906 |
| Monarchies of Europe | 0 | - | 4.90 | 97,902 |
| Monarchies of Asia | 0 | - | 4.97 | 70,945 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,753 |
| The Only African Country ... | 0 | - | 4.98 | 128,883 |
| The Only American Country ... | 0 | - | 4.92 | 121,365 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,038 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,605 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,640 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,197 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,732 |
| Countries That Border Russia | 0 | - | 4.98 | 460,979 |
| European Countries with One Border | 0 | - | 4.97 | 182,449 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,263 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,000 |
| Countries Bordering France | 0 | - | 4.83 | 401,755 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,504 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,952 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,445 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,515 |
| UK Immigration by Country | 0 | - | 4.94 | 140,611 |
| Central American Countries | 0 | - | 4.98 | 155,827 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,269 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,932 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,360 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,747 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,053 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,588 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,075 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,733 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,275 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,099 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,678 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,825 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,732 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,793 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,852 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,480 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,915 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,738 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,261 |
| Germany Country Quiz | 0 | - | 4.82 | 157,508 |
| Russia Country Quiz | 0 | - | 4.85 | 114,233 |
| Italy Country Quiz | 0 | - | 4.82 | 123,142 |
| Japan Country Quiz | 0 | - | 4.93 | 142,168 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,342 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,212 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,995 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,277 |
| Europe Map Quiz | 0 | - | 5.00 | 4,753,908 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,059 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,509 |
| Random European Capital to Country | 0 | - | 4.98 | 190,549 |
| Random European Country to Capital | 0 | - | 4.93 | 164,326 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,394 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,022 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,718 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,095 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,256 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,314 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,369 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,093 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,964 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,977 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,184 |
| Every European Country Shape | 0 | - | 4.96 | 201,215 |
| Every African Country Shape | 0 | - | 4.90 | 86,934 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,120 |
| Top 10 Richest Countries in Africa | 0 | - | 4.86 | 75,805 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,178 |
| Countries Bordering India | 0 | - | 4.98 | 163,300 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,067 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,161 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,090 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,432 |
| Countries that Border China | 0 | - | 4.96 | 262,780 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,771 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,402 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,219 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,719 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,733 |
| Countries that Border Poland | 0 | - | 4.99 | 172,005 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,282 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,470 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,304 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,007 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,867 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,243 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,775 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,541 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,692 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,829 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,071 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,369 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,378 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,967 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,918 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,836 |
| Countries Closest to India | 0 | - | 4.97 | 102,605 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,417 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,651 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,817 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,610 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,573 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,606 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,862 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,867 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,409 |
| Iran Country Quiz | 0 | - | 4.51 | 60,233 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,502 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,519 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,813 |
| Countries with Megacities | 0 | - | 4.99 | 252,609 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,668 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,873 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,968 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,860 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,950 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,190 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,831 |
| Hindu Countries | 0 | - | 4.86 | 49,968 |
