| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,533 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,528 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,120 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,954 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,415 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,567 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,183 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,661 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,200 |
| 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 | 115,666 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 124,640 |
| 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 | 690,697 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,145 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,535 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,424 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,539 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,741 |
| The Only European Country ... | 0 | - | 4.91 | 215,859 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,632 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,680 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,557 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,523 |
| Countries of Africa | 0 | - | 5.00 | 2,528,703 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,126 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,206 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,496 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,129 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,143 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,762 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,996 |
| 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 | 179,957 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,309 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,049 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,036 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,270 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,130 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,403 |
| Asia Capital to Country | 0 | - | 4.96 | 126,405 |
| 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 | 218,042 |
| Countries of the Middle East | 0 | - | 4.96 | 200,656 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,942 |
| Slavic Countries | 0 | - | 4.96 | 111,447 |
| African Island Countries | 0 | - | 4.96 | 101,376 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,605 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,226 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,097 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,589 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,379 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,480 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,496 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,054 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,923 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,345 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,949 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,931 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,778 |
| 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 | 100,885 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,979 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,317 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,943 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,550 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,046 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,690 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,728 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,996 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,892 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,206 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,907 |
| Monarchies of Europe | 0 | - | 4.90 | 97,905 |
| Monarchies of Asia | 0 | - | 4.97 | 70,945 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,754 |
| The Only African Country ... | 0 | - | 4.98 | 128,884 |
| The Only American Country ... | 0 | - | 4.92 | 121,367 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,038 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,606 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,640 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,198 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,733 |
| Countries That Border Russia | 0 | - | 4.98 | 460,981 |
| European Countries with One Border | 0 | - | 4.97 | 182,452 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,264 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,001 |
| Countries Bordering France | 0 | - | 4.83 | 401,758 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,505 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,952 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,458 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,516 |
| UK Immigration by Country | 0 | - | 4.94 | 140,611 |
| Central American Countries | 0 | - | 4.98 | 155,828 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,269 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,936 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,363 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,749 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,058 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,611 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,092 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,748 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,275 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,100 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,678 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,829 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,734 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,795 |
| 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 | 68,918 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,738 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,262 |
| Germany Country Quiz | 0 | - | 4.82 | 157,510 |
| Russia Country Quiz | 0 | - | 4.85 | 114,233 |
| Italy Country Quiz | 0 | - | 4.82 | 123,143 |
| Japan Country Quiz | 0 | - | 4.93 | 142,169 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,347 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,212 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,996 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,277 |
| Europe Map Quiz | 0 | - | 5.00 | 4,753,955 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,062 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,509 |
| Random European Capital to Country | 0 | - | 4.98 | 190,550 |
| Random European Country to Capital | 0 | - | 4.93 | 164,332 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,396 |
| 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 | 65,097 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,257 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,315 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,369 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,095 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,973 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,981 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,186 |
| Every European Country Shape | 0 | - | 4.96 | 201,222 |
| Every African Country Shape | 0 | - | 4.90 | 86,935 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,132 |
| Top 10 Richest Countries in Africa | 0 | - | 4.86 | 75,827 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,201 |
| Countries Bordering India | 0 | - | 4.98 | 163,301 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,068 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,161 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,091 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,433 |
| Countries that Border China | 0 | - | 4.96 | 262,782 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,772 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,403 |
| 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 | 172,007 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,283 |
| 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 | 74,868 |
| 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 | 226,545 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,692 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,830 |
| 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 | 197,969 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,918 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,838 |
| Countries Closest to India | 0 | - | 4.97 | 102,605 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,418 |
| 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 | 72,614 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,573 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,607 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,862 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,868 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,409 |
| Iran Country Quiz | 0 | - | 4.51 | 60,233 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,517 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,525 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,822 |
| Countries with Megacities | 0 | - | 4.99 | 252,983 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,678 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,877 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,973 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,864 |
| 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 | 76,836 |
| Hindu Countries | 0 | - | 4.86 | 49,969 |
