| Nordic Countries and Capitals | 0 | - | 4.95 | 83,170 |
| Biggest British Empire Countries | 0 | - | 4.73 | 98,814 |
| Countries Bordering France | 0 | - | 4.83 | 400,235 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,405 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,135 |
| Random European Capital to Country | 0 | - | 4.98 | 189,423 |
| Random European Country to Capital | 0 | - | 4.92 | 147,621 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,339 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,723 |
| Every European Country Shape | 0 | - | 4.96 | 200,419 |
| Countries of Africa | 0 | - | 5.00 | 2,512,458 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,782 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,870 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,526 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,429 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,594 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,842 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,876 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,529 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,340 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,981 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,946 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,834 |
| The Only European Country ... | 0 | - | 4.91 | 214,307 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,478 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,833 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,348 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,212 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,257 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,625 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,785 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,641 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,810 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,955 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,320 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,457 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,460 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,457 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,388 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,738 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,654 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,915 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,712 |
| Countries of the Middle East | 0 | - | 4.96 | 199,254 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,428 |
| Slavic Countries | 0 | - | 4.96 | 110,997 |
| African Island Countries | 0 | - | 4.96 | 100,911 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,565 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,941 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,641 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,342 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,830 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,853 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,934 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,219 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,283 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,443 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,684 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,422 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,527 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,378 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,616 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,637 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,241 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,209 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,044 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,104 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,891 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,718 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,307 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,313 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,448 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,671 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,503 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,442 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,612 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,471 |
| Monarchies of Europe | 0 | - | 4.90 | 97,470 |
| Monarchies of Asia | 0 | - | 4.97 | 70,678 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,496 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,090 |
| The Only African Country ... | 0 | - | 4.99 | 128,463 |
| The Only American Country ... | 0 | - | 4.92 | 120,887 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,822 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,311 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,149 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,572 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,209 |
| European Countries with One Border | 0 | - | 4.97 | 181,795 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,695 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,484 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,339 |
| UK Immigration by Country | 0 | - | 4.94 | 139,854 |
| Central American Countries | 0 | - | 4.98 | 155,210 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,779 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,414 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,956 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,372 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,504 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,465 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,361 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,179 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,904 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,838 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,558 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,326 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,365 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,243 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,557 |
| Countries That Border Russia | 0 | - | 4.98 | 459,549 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,577 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,280 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,601 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,335 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,048 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,420 |
| Germany Country Quiz | 0 | - | 4.82 | 156,789 |
| Russia Country Quiz | 0 | - | 4.85 | 113,784 |
| Italy Country Quiz | 0 | - | 4.82 | 122,394 |
| Japan Country Quiz | 0 | - | 4.92 | 141,493 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,451 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,947 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,861 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,099 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,013 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,260 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,489 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,566 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,914 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,836 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,958 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,935 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,113 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,192 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,704 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,886 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,895 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,913 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,530 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,802 |
| Every African Country Shape | 0 | - | 4.90 | 86,300 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,179 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,236 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,279 |
| Countries Bordering India | 0 | - | 4.98 | 162,730 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,782 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,961 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,872 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,263 |
| Countries that Border China | 0 | - | 4.96 | 262,026 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,917 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,578 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,150 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,288 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,863 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,332 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,589 |
| Countries that Border Poland | 0 | - | 4.99 | 171,513 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,651 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,977 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,026 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,769 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,446 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,575 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,997 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,075 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,491 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,786 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,481 |
| Countries Closest to India | 0 | - | 4.97 | 102,289 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,025 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,598 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,204 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,210 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,404 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,322 |
| Europe Map Quiz | 0 | - | 5.00 | 4,736,387 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,859 |
| Counties of Ireland | 0 | - | 4.92 | 193,409 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,955 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,866 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,890 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,088 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,721 |
| Countries with Megacities | 0 | - | 4.99 | 247,795 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,582 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,245 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,968 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,193 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,711 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,971 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,705 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,771 |
| Vietnam War Countries | 0 | - | 4.83 | 93,714 |
| Hindu Countries | 0 | - | 4.86 | 49,656 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,783 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,570 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,158 |
| All Countries that Once Bordered Germany | 0 | - | 4.33 | 74,649 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,705 |
