| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,712 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,253 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,651 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,947 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,963 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,814 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,703 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,611 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,756 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,217 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,650 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,919 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,793 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,493 |
| The Only European Country ... | 0 | - | 4.91 | 213,748 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,067 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,474 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,187 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,667 |
| Countries of Africa | 0 | - | 5.00 | 2,506,943 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,933 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,793 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,200 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,849 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,496 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,354 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,448 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,970 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,174 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,261 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,237 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,579 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,543 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,780 |
| Asia Capital to Country | 0 | - | 4.96 | 125,719 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,105 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,173 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,258 |
| Countries of the Middle East | 0 | - | 4.96 | 198,855 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,224 |
| Slavic Countries | 0 | - | 4.96 | 110,829 |
| African Island Countries | 0 | - | 4.96 | 100,761 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,679 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,458 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,056 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,585 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,681 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,735 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,139 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,143 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,263 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,543 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,236 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,377 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,212 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,488 |
| Vietnam War Countries | 0 | - | 4.83 | 93,584 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,265 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,392 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,915 |
| Countries that Start with D | 0 | - | 4.96 | 701,272 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,210 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,453 |
| Countries that Start with H | 0 | - | 4.96 | 597,728 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,036 |
| Countries that Start with J | 0 | - | 4.98 | 595,808 |
| Countries that Start with K | 0 | - | 4.97 | 809,211 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,641 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,496 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,321 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,187 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,024 |
| Countries that Start with U | 0 | - | 4.97 | 899,786 |
| Countries that Start with V | 0 | - | 4.98 | 604,954 |
| Countries that Start with F | 0 | - | 4.83 | 612,016 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,069 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,670 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,871 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,804 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,568 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,159 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,421 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,170 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,353 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,327 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,316 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,437 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,347 |
| Monarchies of Europe | 0 | - | 4.90 | 97,291 |
| Monarchies of Asia | 0 | - | 4.97 | 70,589 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,424 |
| The Only African Country ... | 0 | - | 4.99 | 128,337 |
| The Only American Country ... | 0 | - | 4.92 | 120,729 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,770 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,237 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,025 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,336 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,002 |
| Countries That Border Russia | 0 | - | 4.98 | 458,830 |
| European Countries with One Border | 0 | - | 4.97 | 181,584 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,492 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,518 |
| Countries Bordering France | 0 | - | 4.83 | 398,700 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,965 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,076 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,580 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,294 |
| UK Immigration by Country | 0 | - | 4.94 | 139,584 |
| Central American Countries | 0 | - | 4.98 | 155,006 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,631 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,211 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,846 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,816 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,207 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,344 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,062 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,778 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,764 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,430 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,193 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,220 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,098 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,482 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,462 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,200 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,470 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,180 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,972 |
| Germany Country Quiz | 0 | - | 4.82 | 156,495 |
| Russia Country Quiz | 0 | - | 4.85 | 113,618 |
| Italy Country Quiz | 0 | - | 4.82 | 122,160 |
| Japan Country Quiz | 0 | - | 4.92 | 141,207 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,103 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,834 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,025 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,300 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,006 |
| Random European Capital to Country | 0 | - | 4.98 | 189,166 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,800 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,781 |
| Biggest British Empire Countries | 0 | - | 4.73 | 89,579 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,867 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,829 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,066 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,141 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,680 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,315 |
| Every European Country Shape | 0 | - | 4.96 | 200,094 |
| Every African Country Shape | 0 | - | 4.90 | 86,063 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,086 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,162 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,121 |
| Countries Bordering India | 0 | - | 4.98 | 162,580 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,678 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,755 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,920 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,766 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,207 |
| Countries that Border China | 0 | - | 4.96 | 261,791 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,832 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,517 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,061 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,210 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,722 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,297 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,456 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,432 |
| Countries that Border Poland | 0 | - | 4.99 | 171,316 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,434 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,825 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,930 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,693 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,224 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,512 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,251 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,362 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,489 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,788 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,870 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,332 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,747 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,321 |
| Countries Closest to India | 0 | - | 4.97 | 102,196 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,893 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,276 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,522 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,095 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,308 |
| Philippines Country Quiz | 0 | - | 4.56 | 74,866 |
| Thailand Country Quiz | 0 | - | 4.53 | 52,839 |
| Indonesia Country Quiz | 0 | - | 4.78 | 74,541 |
| Singapore Country Quiz | 0 | - | 4.74 | 45,045 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,291 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,648 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,523 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,053 |
| Countries with Megacities | 0 | - | 4.99 | 246,628 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,980 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,837 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,407 |
