| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,003 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,671 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,936 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,821 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,811 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,355 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,802 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,367 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,630 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,782 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,994 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,768 |
| The Only European Country ... | 0 | - | 4.91 | 218,801 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,807 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,093 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,412 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,886 |
| Countries of Africa | 0 | - | 5.00 | 2,557,742 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,952 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,379 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,568 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,787 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,340 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,840 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,492 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,166 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,493 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,841 |
| Asia Capital to Country | 0 | - | 4.96 | 127,332 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,860 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,156 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,094 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,598 |
| Countries of the Middle East | 0 | - | 4.96 | 202,525 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,110 |
| Slavic Countries | 0 | - | 4.96 | 112,316 |
| African Island Countries | 0 | - | 4.96 | 102,390 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,150 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,620 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,750 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,273 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,521 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,272 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,434 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,474 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,931 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,745 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,982 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,432 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,214 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,842 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,102 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,072 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,217 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,615 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,387 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,018 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,543 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,305 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,626 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,205 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,360 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,906 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,429 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,045 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,613 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,462 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,038 |
| Monarchies of Europe | 0 | - | 4.90 | 98,801 |
| Monarchies of Asia | 0 | - | 4.97 | 71,476 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,256 |
| The Only African Country ... | 0 | - | 4.99 | 129,618 |
| The Only American Country ... | 0 | - | 4.92 | 122,174 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,367 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,254 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,438 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,413 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,774 |
| European Countries with One Border | 0 | - | 4.97 | 183,703 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,459 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,763 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,486 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,170 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,803 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,009 |
| Countries with Megacities | 0 | - | 4.99 | 266,843 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,729 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,036 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,042 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,162 |
| UK Immigration by Country | 0 | - | 4.94 | 141,636 |
| Central American Countries | 0 | - | 4.98 | 157,256 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,541 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,331 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,282 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,430 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,917 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,057 |
| Vietnam War Countries | 0 | - | 4.82 | 94,579 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,272 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,228 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,604 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,278 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,793 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,001 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,549 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,430 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,758 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,308 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,805 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,732 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,717 |
| Countries That Border Russia | 0 | - | 4.98 | 464,345 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,428 |
| Flags of Countries that Border China | 0 | - | 4.94 | 100,070 |
| Countries Bordering France | 0 | - | 4.83 | 404,736 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,678 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,877 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,558 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,764 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,689 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,376 |
| Germany Country Quiz | 0 | - | 4.82 | 158,769 |
| Russia Country Quiz | 0 | - | 4.83 | 115,271 |
| Japan Country Quiz | 0 | - | 4.93 | 143,259 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,897 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,711 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,241 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,561 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,066 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,543 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,915 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,388 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,304 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,831 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,112 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,852 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,849 |
| Asia Map Quiz | 0 | - | 4.99 | 924,520 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,660 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,023 |
| Random European Capital to Country | 0 | - | 4.98 | 192,064 |
| Random European Country to Capital | 0 | - | 4.93 | 165,832 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,326 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,461 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,349 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,372 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,697 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,592 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,668 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,669 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,480 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,643 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,103 |
| Every European Country Shape | 0 | - | 4.96 | 202,852 |
| Every African Country Shape | 0 | - | 4.90 | 88,316 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,747 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,955 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,105 |
| Countries Bordering India | 0 | - | 4.98 | 163,790 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,976 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,913 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,686 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,029 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,802 |
| Countries that Border China | 0 | - | 4.96 | 264,187 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,069 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,113 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,160 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,730 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,028 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,901 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,852 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,224 |
| Countries that Border Poland | 0 | - | 4.99 | 173,102 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,472 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,388 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,817 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,497 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,790 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,598 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,131 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,033 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,230 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,347 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,447 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,111 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 105,004 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,064 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,108 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,875 |
| Countries Closest to India | 0 | - | 4.97 | 103,195 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,160 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,301 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,233 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,270 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,405 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,975 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,030 |
| Brunei Country Quiz | 0 | - | 4.87 | 22,068 |
