| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,281 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,681 |
| Hindu Countries | 0 | - | 4.85 | 49,581 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,733 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,002 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,992 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,830 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,782 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,623 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,883 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,253 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,921 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,402 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,419 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,711 |
| Countries of Africa | 0 | - | 5.00 | 2,507,970 |
| Countries Bordering India | 0 | - | 4.98 | 162,604 |
| Countries Closest to India | 0 | - | 4.97 | 102,209 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,999 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,862 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,817 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,565 |
| The Only European Country ... | 0 | - | 4.91 | 213,840 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,153 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,542 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,210 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,304 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,821 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,679 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,494 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,085 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,233 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,296 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,273 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,608 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,571 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,811 |
| Asia Capital to Country | 0 | - | 4.96 | 125,762 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,124 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,188 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,337 |
| Countries of the Middle East | 0 | - | 4.96 | 198,929 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,269 |
| Slavic Countries | 0 | - | 4.96 | 110,860 |
| Vietnam War Countries | 0 | - | 4.83 | 93,611 |
| African Island Countries | 0 | - | 4.96 | 100,793 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,734 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,499 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,708 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,493 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,114 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,631 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,717 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,765 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,156 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,166 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,291 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,581 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,279 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,419 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,250 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,509 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,355 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,907 |
| Countries that Visit India the Most | 0 | - | 4.74 | 60,179 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,682 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,967 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,858 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,597 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,181 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,455 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,204 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,381 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,361 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,342 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,473 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,368 |
| Monarchies of Europe | 0 | - | 4.90 | 97,321 |
| Monarchies of Asia | 0 | - | 4.97 | 70,606 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,433 |
| The Only African Country ... | 0 | - | 4.99 | 128,368 |
| The Only American Country ... | 0 | - | 4.92 | 120,763 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,779 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,250 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,043 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,395 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,047 |
| European Countries with One Border | 0 | - | 4.97 | 181,632 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,524 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,547 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,112 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,589 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,309 |
| UK Immigration by Country | 0 | - | 4.94 | 139,645 |
| Central American Countries | 0 | - | 4.98 | 155,057 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,664 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,272 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,863 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,934 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,264 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,365 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,089 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,799 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,777 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,455 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,216 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,250 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,122 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,493 |
| Countries That Border Russia | 0 | - | 4.98 | 458,926 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,493 |
| Countries Bordering France | 0 | - | 4.83 | 399,129 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,059 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,218 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,510 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,202 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,981 |
| Countries that Beat India | 0 | - | 4.41 | 62,591 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,800 |
| Germany Country Quiz | 0 | - | 4.82 | 156,552 |
| Russia Country Quiz | 0 | - | 4.85 | 113,637 |
| Italy Country Quiz | 0 | - | 4.82 | 122,210 |
| Japan Country Quiz | 0 | - | 4.92 | 141,248 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,150 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,854 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,821 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,038 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,935 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,293 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,072 |
| Random European Capital to Country | 0 | - | 4.98 | 189,214 |
| Random European Country to Capital | 0 | - | 4.92 | 147,452 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,841 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,793 |
| Biggest British Empire Countries | 0 | - | 4.73 | 94,947 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,894 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,855 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,074 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,152 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,210 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,487 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,337 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,742 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,356 |
| Every European Country Shape | 0 | - | 4.96 | 200,182 |
| Every African Country Shape | 0 | - | 4.90 | 86,123 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,095 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,178 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,156 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,701 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,780 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,928 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,789 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,216 |
| Countries that Border China | 0 | - | 4.96 | 261,821 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,851 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,532 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,083 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,229 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,751 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,306 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,492 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,452 |
| Countries that Border Poland | 0 | - | 4.99 | 171,355 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,470 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,856 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,939 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,704 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,275 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,536 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,313 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,381 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,509 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,807 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,892 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,965 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,361 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,754 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,349 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,913 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,334 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,535 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,111 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,109 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,319 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,297 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,443 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,767 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,620 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,840 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,058 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,632 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,206 |
| Countries with Megacities | 0 | - | 4.99 | 246,895 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,112 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,963 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,524 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,852 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,801 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,569 |
