| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,817 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,587 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,877 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,378 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,524 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,302 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,297 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,705 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,278 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,415 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,766 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,406 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,950 |
| Flags of Countries That Border France | 0 | - | 4.88 | 122,817 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,756 |
| UK Immigration by Country | 0 | - | 4.94 | 140,799 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,242 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,785 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,651 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,617 |
| Random European Capital to Country | 0 | - | 4.98 | 190,774 |
| Random European Country to Capital | 0 | - | 4.93 | 164,967 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,513 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,620 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,235 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,422 |
| Every European Country Shape | 0 | - | 4.96 | 201,485 |
| Countries of Africa | 0 | - | 5.00 | 2,533,898 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,623 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,208 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,032 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,776 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,812 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,744 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,083 |
| The Only European Country ... | 0 | - | 4.91 | 216,355 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,041 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,418 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,974 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,624 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,724 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,187 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,682 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,505 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,832 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,185 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,142 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,646 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,216 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,496 |
| Europe Capital to Country | 0 | - | 4.99 | 249,858 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,753 |
| European Capitals by Map | 0 | - | 4.99 | 138,913 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,991 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,334 |
| European Coastal Capitals | 0 | - | 4.95 | 90,502 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,786 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,414 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,464 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,875 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,136 |
| Countries of the Middle East | 0 | - | 4.96 | 200,987 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,171 |
| Slavic Countries | 0 | - | 4.96 | 111,581 |
| African Island Countries | 0 | - | 4.96 | 101,539 |
| Random European Flag to Country | 0 | - | 4.89 | 182,219 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,060 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,779 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,410 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,371 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,850 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,572 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,646 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,569 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,163 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,111 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,509 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,147 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,081 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,922 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,198 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,710 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,185 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,746 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,389 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,662 |
| Official Cities in the UK | 0 | - | 4.89 | 283,408 |
| Cities in European History #1 | 0 | - | 4.62 | 133,912 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,965 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,144 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,138 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,239 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,188 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,827 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,956 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,195 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,042 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,023 |
| Monarchies of Europe | 0 | - | 4.90 | 98,055 |
| Monarchies of Asia | 0 | - | 4.97 | 71,040 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,829 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,635 |
| The Only African Country ... | 0 | - | 4.99 | 129,042 |
| The Only American Country ... | 0 | - | 4.92 | 121,519 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,104 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,732 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,761 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,404 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,899 |
| European Countries with One Border | 0 | - | 4.97 | 182,666 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,470 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,111 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,200 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,380 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,290 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,073 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,117 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,217 |
| Central American Countries | 0 | - | 4.98 | 156,347 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,503 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,144 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,540 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,655 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,512 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,778 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,096 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,402 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,196 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,017 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,788 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,040 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,908 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,926 |
| Countries That Border Russia | 0 | - | 4.98 | 461,475 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,979 |
| Countries Bordering France | 0 | - | 4.83 | 402,292 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,157 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,542 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,034 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,878 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,342 |
| Germany Country Quiz | 0 | - | 4.82 | 157,745 |
| Russia Country Quiz | 0 | - | 4.85 | 114,398 |
| Italy Country Quiz | 0 | - | 4.82 | 123,314 |
| Japan Country Quiz | 0 | - | 4.93 | 142,364 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,299 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,324 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,735 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,927 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,080 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,681 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,485 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,367 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,689 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,083 |
| Most Forested European Countries | 0 | - | 4.80 | 75,286 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,338 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,369 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,415 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,620 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,307 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,776 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,587 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,443 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,647 |
| Every African Country Shape | 0 | - | 4.90 | 87,178 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,789 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,221 |
| Countries Bordering India | 0 | - | 4.98 | 163,386 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,162 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,267 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,137 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,226 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,496 |
| Countries that Border China | 0 | - | 4.96 | 263,020 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,301 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,831 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,497 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,606 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,340 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,752 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,083 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,825 |
| Countries that Border Poland | 0 | - | 4.99 | 172,186 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,533 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,657 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,390 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,108 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,333 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,839 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,840 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,797 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,928 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,143 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,494 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,494 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,220 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,959 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,989 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,269 |
