| Nordic Countries and Capitals | 0 | - | 4.95 | 82,995 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,832 |
| Countries Bordering France | 0 | - | 4.83 | 398,594 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,940 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,736 |
| Random European Capital to Country | 0 | - | 4.98 | 189,149 |
| Random European Country to Capital | 0 | - | 4.92 | 147,397 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,246 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,228 |
| Every European Country Shape | 0 | - | 4.96 | 200,083 |
| Countries of Africa | 0 | - | 5.00 | 2,506,645 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,644 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,750 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,425 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,212 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,507 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,234 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,784 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,261 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,901 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,792 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,779 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,474 |
| The Only European Country ... | 0 | - | 4.91 | 213,722 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,045 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,458 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,182 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,428 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,201 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,593 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,278 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,442 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,702 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,822 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,215 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,943 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,161 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,246 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,226 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,571 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,534 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,771 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,234 |
| Countries of the Middle East | 0 | - | 4.96 | 198,839 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,218 |
| Slavic Countries | 0 | - | 4.96 | 110,821 |
| African Island Countries | 0 | - | 4.96 | 100,749 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,482 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,668 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,449 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,044 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,578 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,673 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,734 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,133 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,139 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,540 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,221 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,376 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,202 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,480 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,482 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,853 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,929 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,799 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,958 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,810 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,559 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,080 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,158 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,345 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,609 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,318 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,313 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,428 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,340 |
| Monarchies of Europe | 0 | - | 4.90 | 97,282 |
| Monarchies of Asia | 0 | - | 4.97 | 70,582 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,421 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,699 |
| The Only African Country ... | 0 | - | 4.99 | 128,331 |
| The Only American Country ... | 0 | - | 4.92 | 120,723 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,766 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,235 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,018 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,323 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,994 |
| European Countries with One Border | 0 | - | 4.97 | 181,576 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,486 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,071 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,290 |
| UK Immigration by Country | 0 | - | 4.94 | 139,561 |
| Central American Countries | 0 | - | 4.98 | 154,996 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,621 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,199 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,840 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,792 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,195 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,342 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,207 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,054 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,774 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,759 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,427 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,188 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,212 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,089 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,481 |
| Countries That Border Russia | 0 | - | 4.98 | 458,807 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,452 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,197 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,466 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,174 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,965 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,615 |
| Germany Country Quiz | 0 | - | 4.82 | 156,485 |
| Russia Country Quiz | 0 | - | 4.85 | 113,610 |
| Italy Country Quiz | 0 | - | 4.82 | 122,151 |
| Japan Country Quiz | 0 | - | 4.92 | 141,193 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,083 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,827 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,809 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,021 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,506 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,341 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,371 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,845 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,780 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,862 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,824 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,066 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,138 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,686 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,361 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,673 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,670 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,305 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,654 |
| Every African Country Shape | 0 | - | 4.90 | 86,049 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,077 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,155 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,110 |
| Countries Bordering India | 0 | - | 4.98 | 162,576 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,671 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,920 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,763 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,205 |
| Countries that Border China | 0 | - | 4.96 | 261,784 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,828 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,515 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,058 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,208 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,714 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,295 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,454 |
| Countries that Border Poland | 0 | - | 4.99 | 171,305 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,421 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,816 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,923 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,690 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,359 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,485 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,862 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,923 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,323 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,741 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,315 |
| Countries Closest to India | 0 | - | 4.97 | 102,194 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,888 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,517 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,086 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,075 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,304 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,289 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,050 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,743 |
| Counties of Ireland | 0 | - | 4.92 | 192,975 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,544 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,691 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,535 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,491 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,012 |
| Countries with Megacities | 0 | - | 4.99 | 246,563 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,934 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,811 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,382 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,761 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,638 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,799 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,159 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,511 |
| Vietnam War Countries | 0 | - | 4.83 | 93,582 |
| Hindu Countries | 0 | - | 4.85 | 49,542 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,718 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,373 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,042 |
| All Countries that Once Bordered Germany | 0 | - | 4.33 | 74,578 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,498 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,272 |
