| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,374 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,834 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,845 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,333 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,167 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,929 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,246 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,234 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 115,431 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,698 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,710 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,541 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,632 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,953 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,861 |
| Countries of Africa | 0 | - | 5.00 | 2,514,967 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,640 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,531 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,832 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,044 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,985 |
| The Only European Country ... | 0 | - | 4.91 | 214,580 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,644 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,985 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,377 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,908 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,713 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,735 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,565 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,525 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,426 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,790 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,693 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,947 |
| Asia Capital to Country | 0 | - | 4.96 | 125,980 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,524 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,282 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,934 |
| Countries of the Middle East | 0 | - | 4.96 | 199,431 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,519 |
| Slavic Countries | 0 | - | 4.96 | 111,061 |
| Vietnam War Countries | 0 | - | 4.83 | 93,774 |
| African Island Countries | 0 | - | 4.96 | 100,990 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,824 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,601 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,030 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,736 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,462 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,936 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,949 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,009 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,280 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,364 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,527 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,750 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,506 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,586 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,447 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,685 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,779 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,396 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,187 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,776 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,356 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,703 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,364 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,492 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,575 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,495 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,696 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,586 |
| Monarchies of Europe | 0 | - | 4.90 | 97,533 |
| Monarchies of Asia | 0 | - | 4.97 | 70,721 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,537 |
| The Only African Country ... | 0 | - | 4.99 | 128,542 |
| The Only American Country ... | 0 | - | 4.92 | 120,992 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,853 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,350 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,203 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,665 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,298 |
| European Countries with One Border | 0 | - | 4.97 | 181,886 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,793 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,705 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,560 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,368 |
| UK Immigration by Country | 0 | - | 4.94 | 139,933 |
| Central American Countries | 0 | - | 4.98 | 155,320 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,846 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,497 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,013 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,628 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,643 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,561 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,265 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,965 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,881 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,616 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,385 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,433 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,311 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,586 |
| Countries That Border Russia | 0 | - | 4.98 | 459,800 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,620 |
| Countries Bordering France | 0 | - | 4.83 | 400,563 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,582 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,317 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,663 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,402 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,074 |
| Germany Country Quiz | 0 | - | 4.82 | 156,871 |
| Russia Country Quiz | 0 | - | 4.85 | 113,843 |
| Italy Country Quiz | 0 | - | 4.82 | 122,464 |
| Japan Country Quiz | 0 | - | 4.92 | 141,571 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,555 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,981 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,879 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,124 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,259 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,729 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,204 |
| Random European Capital to Country | 0 | - | 4.98 | 189,536 |
| Random European Country to Capital | 0 | - | 4.92 | 147,700 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,062 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,858 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,992 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,139 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,228 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,065 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,913 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,030 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,624 |
| Every European Country Shape | 0 | - | 4.96 | 200,549 |
| Every African Country Shape | 0 | - | 4.90 | 86,399 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.91 | 80,169 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,316 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,449 |
| Countries Bordering India | 0 | - | 4.98 | 163,090 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,832 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,933 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,978 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,909 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,288 |
| Countries that Border China | 0 | - | 4.96 | 262,141 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,974 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,600 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,183 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,322 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,926 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,344 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,662 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,569 |
| Countries that Border Poland | 0 | - | 4.99 | 171,598 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,757 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,066 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,069 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,809 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,503 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,628 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,963 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,476 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,610 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,899 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,074 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,127 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,552 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,822 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,554 |
| Countries Closest to India | 0 | - | 4.97 | 102,358 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,081 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,662 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,630 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,260 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,260 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,435 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,358 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,332 |
| Europe Map Quiz | 0 | - | 5.00 | 4,739,315 |
| Star-Spangled Banner Lyrics | 0 | - | 4.36 | 178,879 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,749 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,327 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,857 |
| Biggest British Empire Countries | 0 | - | 4.73 | 99,093 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,986 |
| Hindu Countries | 0 | - | 4.86 | 49,704 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,644 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,243 |
| Top 10 Richest Countries in Asia | 0 | - | 4.73 | 105,046 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,206 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,809 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,355 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,013 |
| Closest Countries to North Korea | 0 | - | 4.94 | 121,961 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,085 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,886 |
| Countries that Beat China | 0 | - | 4.86 | 114,955 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,094 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,681 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,805 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,496 |
