| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,591 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,670 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,181 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,043 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,636 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,699 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,374 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,748 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,515 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,140 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,937 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,825 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,296 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,987 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,708 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,638 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,331 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,659 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,699 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,702 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,966 |
| The Only European Country ... | 0 | - | 4.91 | 216,212 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,917 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,892 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,604 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,617 |
| Countries of Africa | 0 | - | 5.00 | 2,532,305 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,193 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,282 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,558 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,255 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,196 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,943 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,401 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,238 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,459 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,366 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,455 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,155 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,119 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,601 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,192 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,473 |
| Asia Capital to Country | 0 | - | 4.96 | 126,535 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,172 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,526 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,345 |
| Countries of the Middle East | 0 | - | 4.96 | 200,891 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,102 |
| Slavic Countries | 0 | - | 4.96 | 111,542 |
| African Island Countries | 0 | - | 4.96 | 101,496 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,825 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,730 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,363 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,300 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,774 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,511 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,609 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,548 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,138 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,058 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,471 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,089 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,029 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,877 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,161 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,639 |
| Vietnam War Countries | 0 | - | 4.82 | 94,128 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,065 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,964 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,111 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,587 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,124 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,626 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,205 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,788 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,790 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,129 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,999 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,326 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,994 |
| Monarchies of Europe | 0 | - | 4.90 | 98,013 |
| Monarchies of Asia | 0 | - | 4.97 | 71,014 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,803 |
| The Only African Country ... | 0 | - | 4.99 | 129,002 |
| The Only American Country ... | 0 | - | 4.92 | 121,466 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,089 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,705 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,734 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,343 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,843 |
| Countries That Border Russia | 0 | - | 4.98 | 461,332 |
| European Countries with One Border | 0 | - | 4.97 | 182,594 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,414 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,117 |
| Countries Bordering France | 0 | - | 4.83 | 402,111 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,773 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,066 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,396 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,563 |
| UK Immigration by Country | 0 | - | 4.94 | 140,753 |
| Central American Countries | 0 | - | 4.98 | 156,178 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,390 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,105 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,510 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,463 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,159 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,460 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,035 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,372 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,166 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,758 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,005 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,859 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,904 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,948 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,531 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,998 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,835 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,312 |
| Germany Country Quiz | 0 | - | 4.82 | 157,683 |
| Russia Country Quiz | 0 | - | 4.85 | 114,354 |
| Italy Country Quiz | 0 | - | 4.82 | 123,278 |
| Japan Country Quiz | 0 | - | 4.93 | 142,300 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,587 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,277 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,030 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,314 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,987 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,223 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,586 |
| Random European Capital to Country | 0 | - | 4.98 | 190,715 |
| Random European Country to Capital | 0 | - | 4.93 | 164,872 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,477 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,069 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,843 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,123 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,314 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,353 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,404 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,440 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,311 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,172 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,357 |
| Every European Country Shape | 0 | - | 4.96 | 201,431 |
| Every African Country Shape | 0 | - | 4.90 | 87,133 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,670 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,181 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,565 |
| Countries Bordering India | 0 | - | 4.98 | 163,364 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,134 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,228 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,119 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,479 |
| Countries that Border China | 0 | - | 4.96 | 262,949 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,815 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,466 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,307 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,741 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,793 |
| Countries that Border Poland | 0 | - | 4.99 | 172,137 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,445 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,581 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,363 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,074 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,980 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,280 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,814 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,766 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,763 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,893 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,118 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,463 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,463 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,111 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,944 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,948 |
| Countries Closest to India | 0 | - | 4.97 | 102,687 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,525 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,839 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,869 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,745 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,664 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,666 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,902 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,913 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,432 |
| Iran Country Quiz | 0 | - | 4.51 | 60,297 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,962 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,892 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,153 |
| Countries with Megacities | 0 | - | 4.99 | 261,676 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,023 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,065 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,303 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,099 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,969 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,216 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,093 |
| Hindu Countries | 0 | - | 4.86 | 50,055 |
