| Countries that Bordered the USSR | 0 | - | 4.93 | 164,696 |
| Countries That Border Russia | 0 | - | 4.98 | 459,768 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,219 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,688 |
| Countries that Border Poland | 0 | - | 4.99 | 171,591 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,629 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,198 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,840 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,375 |
| Countries Bordering France | 0 | - | 4.83 | 400,522 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,557 |
| UK Immigration by Country | 0 | - | 4.94 | 139,922 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,488 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,684 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,614 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,509 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,319 |
| Russia Country Quiz | 0 | - | 4.85 | 113,835 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,543 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,202 |
| Random European Capital to Country | 0 | - | 4.98 | 189,529 |
| Random European Country to Capital | 0 | - | 4.92 | 147,683 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,365 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,368 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,037 |
| Every European Country Shape | 0 | - | 4.96 | 200,531 |
| Countries of Africa | 0 | - | 5.00 | 2,514,498 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,406 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,824 |
| Countries Bordering India | 0 | - | 4.98 | 163,085 |
| Countries that Border China | 0 | - | 4.96 | 262,124 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,915 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,561 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,488 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,253 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,503 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,048 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,016 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,964 |
| The Only European Country ... | 0 | - | 4.91 | 214,544 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,623 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,964 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,370 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,013 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,611 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,745 |
| Biggest British Empire Countries | 0 | - | 4.73 | 99,052 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,982 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,723 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,354 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,552 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,514 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,422 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,783 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,686 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,940 |
| Europe Capital to Country | 0 | - | 4.99 | 248,414 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,824 |
| European Capitals by Map | 0 | - | 4.99 | 137,087 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,443 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,821 |
| European Coastal Capitals | 0 | - | 4.95 | 89,960 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,354 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,899 |
| Countries of the Middle East | 0 | - | 4.96 | 199,400 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,501 |
| Slavic Countries | 0 | - | 4.96 | 111,047 |
| African Island Countries | 0 | - | 4.96 | 100,979 |
| Random European Flag to Country | 0 | - | 4.89 | 181,255 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,016 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,720 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,432 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,918 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,932 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,996 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,264 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,343 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,519 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,737 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,496 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,578 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,438 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,671 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,025 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,697 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,927 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,567 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,773 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,312 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,167 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,159 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,922 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,771 |
| Official Cities in the UK | 0 | - | 4.89 | 281,298 |
| Cities in European History #1 | 0 | - | 4.63 | 133,365 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,579 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,372 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,826 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,894 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,353 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,693 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,561 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,486 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,577 |
| Monarchies of Europe | 0 | - | 4.90 | 97,516 |
| Monarchies of Asia | 0 | - | 4.97 | 70,715 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,532 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,225 |
| The Only African Country ... | 0 | - | 4.99 | 128,525 |
| The Only American Country ... | 0 | - | 4.92 | 120,969 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,849 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,345 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,196 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,651 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,286 |
| European Countries with One Border | 0 | - | 4.97 | 181,874 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,777 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,692 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,547 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,156 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,389 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,442 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,801 |
| Central American Countries | 0 | - | 4.98 | 155,309 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,831 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,485 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,003 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,598 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,537 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 114,555 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,251 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,960 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,873 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,604 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,373 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,421 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,304 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,582 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,612 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,315 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,654 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,393 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,071 |
| Germany Country Quiz | 0 | - | 4.82 | 156,859 |
| Italy Country Quiz | 0 | - | 4.82 | 122,456 |
| Japan Country Quiz | 0 | - | 4.92 | 141,563 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,978 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,122 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,219 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,737 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,655 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,289 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,622 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,944 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,857 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,270 |
| Most Forested European Countries | 0 | - | 4.80 | 75,012 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,978 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,135 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,225 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,549 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,710 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,710 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,896 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,851 |
| Every African Country Shape | 0 | - | 4.90 | 86,386 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.91 | 79,839 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,299 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,823 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,924 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,975 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,898 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,285 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,964 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,598 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,179 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,313 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,342 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,648 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,736 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,052 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,062 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,802 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,624 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,950 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,473 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,605 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,896 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,063 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,123 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,546 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,815 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,546 |
| Countries Closest to India | 0 | - | 4.97 | 102,349 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,065 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,639 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,625 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,374 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,432 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,331 |
