| Countries that Bordered the USSR | 0 | - | 4.93 | 164,643 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,812 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,135 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,450 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,469 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,562 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,245 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,959 |
| Countries That Border Russia | 0 | - | 4.98 | 459,553 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,638 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,878 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,551 |
| UK Immigration by Country | 0 | - | 4.94 | 139,856 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,619 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,505 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,454 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,170 |
| Random European Capital to Country | 0 | - | 4.98 | 189,427 |
| Random European Country to Capital | 0 | - | 4.92 | 147,624 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,341 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,340 |
| Every European Country Shape | 0 | - | 4.96 | 200,421 |
| Countries of Africa | 0 | - | 5.00 | 2,512,508 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,279 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,782 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,782 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,873 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,920 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,150 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,290 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,866 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,591 |
| Countries that Border Poland | 0 | - | 4.99 | 171,514 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,430 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,206 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,297 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,345 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,981 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,948 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,835 |
| The Only European Country ... | 0 | - | 4.91 | 214,314 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,484 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,836 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,348 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,917 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,531 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,223 |
| Biggest British Empire Countries | 0 | - | 4.73 | 98,824 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,257 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,803 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,159 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,955 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,320 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,461 |
| 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 | 72,916 |
| Europe Capital to Country | 0 | - | 4.99 | 248,277 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,732 |
| European Capitals by Map | 0 | - | 4.99 | 136,876 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,382 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,763 |
| European Coastal Capitals | 0 | - | 4.95 | 89,910 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,201 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,718 |
| Countries of the Middle East | 0 | - | 4.96 | 199,258 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,430 |
| Slavic Countries | 0 | - | 4.96 | 110,997 |
| African Island Countries | 0 | - | 4.96 | 100,914 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,700 |
| Random European Flag to Country | 0 | - | 4.89 | 181,157 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,944 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,643 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,344 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,832 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,859 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,934 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,220 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,283 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,447 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,686 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,423 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,529 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,381 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,617 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,597 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,214 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,048 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,107 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,891 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,719 |
| Official Cities in the UK | 0 | - | 4.89 | 281,075 |
| Cities in European History #1 | 0 | - | 4.63 | 133,318 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,540 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,307 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,788 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,864 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,709 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,313 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,671 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,507 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,442 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,474 |
| Monarchies of Europe | 0 | - | 4.90 | 97,471 |
| Monarchies of Asia | 0 | - | 4.97 | 70,678 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,496 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,092 |
| The Only African Country ... | 0 | - | 4.99 | 128,463 |
| The Only American Country ... | 0 | - | 4.92 | 120,890 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,822 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,313 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,150 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,573 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,210 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,464 |
| European Countries with One Border | 0 | - | 4.97 | 181,797 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,697 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,264 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,485 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,086 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,312 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,384 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,761 |
| Central American Countries | 0 | - | 4.98 | 155,216 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,782 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,416 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,957 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,376 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,467 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,362 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,179 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,905 |
| 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 | 192,366 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,244 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,557 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,578 |
| Countries Bordering France | 0 | - | 4.83 | 400,248 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,410 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,281 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,602 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,335 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,048 |
| Ireland Country Quiz | 0 | - | 4.69 | 134,003 |
| Germany Country Quiz | 0 | - | 4.82 | 156,791 |
| Russia Country Quiz | 0 | - | 4.85 | 113,785 |
| Italy Country Quiz | 0 | - | 4.82 | 122,396 |
| Japan Country Quiz | 0 | - | 4.92 | 141,497 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,947 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,099 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,019 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,395 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,266 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,256 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,567 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,916 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,836 |
| Most Forested European Countries | 0 | - | 4.80 | 74,985 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,936 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,113 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,192 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,547 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,704 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,889 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,725 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,803 |
| Every African Country Shape | 0 | - | 4.90 | 86,300 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,562 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,179 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,236 |
| Countries Bordering India | 0 | - | 4.98 | 162,749 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,871 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,962 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,263 |
| Countries that Border China | 0 | - | 4.96 | 262,026 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,579 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,333 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,527 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,655 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,979 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,027 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,772 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,597 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,844 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,446 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,576 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,876 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,003 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,077 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,494 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,787 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,483 |
| Countries Closest to India | 0 | - | 4.97 | 102,289 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,027 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,534 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,599 |
