| Nordic Countries and Capitals | 0 | - | 4.95 | 84,185 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 105,051 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,637 |
| Countries Bordering France | 0 | - | 4.83 | 405,484 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,366 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,173 |
| Random European Capital to Country | 0 | - | 4.98 | 192,420 |
| Random European Country to Capital | 0 | - | 4.93 | 166,124 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,139 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,278 |
| Every European Country Shape | 0 | - | 4.96 | 203,342 |
| Countries of Africa | 0 | - | 5.00 | 2,566,272 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,860 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,080 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,400 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,062 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,252 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,460 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,595 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,778 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,358 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,741 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,315 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,597 |
| The Only European Country ... | 0 | - | 4.91 | 219,751 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,475 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,918 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,011 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,709 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,699 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,929 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,943 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,685 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,964 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,342 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,255 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,800 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,720 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,063 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,643 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,317 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,590 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,952 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,418 |
| Countries of the Middle East | 0 | - | 4.96 | 203,368 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,431 |
| Slavic Countries | 0 | - | 4.96 | 112,555 |
| African Island Countries | 0 | - | 4.96 | 102,792 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,266 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,087 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,549 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,051 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,259 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,846 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,786 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,024 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,589 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,124 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,768 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,113 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,372 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,849 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 81,129 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,033 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,555 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,413 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,147 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,006 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,414 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,390 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,625 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,470 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,355 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,353 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,813 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,603 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,650 |
| Monarchies of Europe | 0 | - | 4.90 | 99,083 |
| Monarchies of Asia | 0 | - | 4.97 | 71,642 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,385 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,945 |
| The Only African Country ... | 0 | - | 4.99 | 129,849 |
| The Only American Country ... | 0 | - | 4.92 | 122,398 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,479 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,584 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,029 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,794 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,130 |
| European Countries with One Border | 0 | - | 4.97 | 184,102 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,819 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,050 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,615 |
| UK Immigration by Country | 0 | - | 4.94 | 141,947 |
| Central American Countries | 0 | - | 4.98 | 157,618 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,716 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,614 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,207 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,255 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,210 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,061 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,537 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,871 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,993 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,190 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,292 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,667 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,966 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,468 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,129 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,030 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,836 |
| Countries That Border Russia | 0 | - | 4.98 | 465,073 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,561 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,988 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,745 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,028 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,817 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,601 |
| Germany Country Quiz | 0 | - | 4.82 | 159,142 |
| Russia Country Quiz | 0 | - | 4.83 | 115,503 |
| Japan Country Quiz | 0 | - | 4.93 | 143,593 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,362 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,865 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,308 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,670 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,176 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,016 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,149 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,626 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,711 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,420 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,416 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,849 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,679 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,768 |
| Countries Once Held by Sweden | 0 | - | 4.18 | 34,877 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,443 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 127,125 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,738 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,795 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,767 |
| Every African Country Shape | 0 | - | 4.90 | 88,686 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,780 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,177 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,477 |
| Countries Bordering India | 0 | - | 4.98 | 163,919 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,130 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,761 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,186 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,915 |
| Countries that Border China | 0 | - | 4.96 | 264,616 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,233 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,228 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,291 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,954 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,249 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,943 |
| Countries Bordering Turkey | 0 | - | 4.98 | 118,002 |
| Countries that Border Poland | 0 | - | 4.99 | 173,400 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,803 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,652 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,980 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,669 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,677 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.42 | 52,052 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,376 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,501 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,330 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 105,212 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,711 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,171 |
| Countries Closest to Turkey | 0 | - | 4.96 | 127,074 |
| Countries Closest to India | 0 | - | 4.97 | 103,376 |
| Countries Closest to Japan | 0 | - | 4.92 | 140,645 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,362 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,446 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,597 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,078 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,576 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,029 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,452 |
| Counties of Ireland | 0 | - | 4.92 | 197,777 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,736 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,458 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,777 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,190 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,643 |
| Countries with Megacities | 0 | - | 4.99 | 268,158 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,293 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,405 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,620 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,520 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,631 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,646 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,779 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,887 |
| Vietnam War Countries | 0 | - | 4.82 | 94,780 |
| Hindu Countries | 0 | - | 4.86 | 50,706 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,581 |
