| Countries that Bordered the USSR | 0 | - | 4.93 | 164,793 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,327 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,991 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,748 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,902 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,577 |
| UK Immigration by Country | 0 | - | 4.94 | 140,016 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,533 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,812 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,886 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,575 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,411 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,746 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,247 |
| Random European Capital to Country | 0 | - | 4.98 | 189,660 |
| Random European Country to Capital | 0 | - | 4.92 | 147,767 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,408 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,404 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,309 |
| Every European Country Shape | 0 | - | 4.96 | 200,690 |
| Countries of Africa | 0 | - | 5.00 | 2,517,726 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,626 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,900 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,573 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,345 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,709 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,132 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,163 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,147 |
| The Only European Country ... | 0 | - | 4.91 | 214,839 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,859 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,134 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,417 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,460 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,762 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,568 |
| Biggest British Empire Countries | 0 | - | 4.73 | 99,334 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,011 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,975 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,249 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,419 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,673 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,598 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,482 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,845 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,731 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,975 |
| Europe Capital to Country | 0 | - | 4.99 | 248,644 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,959 |
| European Capitals by Map | 0 | - | 4.99 | 137,408 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,516 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,893 |
| European Coastal Capitals | 0 | - | 4.95 | 90,031 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,570 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,131 |
| Countries of the Middle East | 0 | - | 4.96 | 199,655 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,620 |
| Slavic Countries | 0 | - | 4.96 | 111,148 |
| African Island Countries | 0 | - | 4.96 | 101,065 |
| Random European Flag to Country | 0 | - | 4.89 | 181,397 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,164 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,867 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,600 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,076 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,036 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,119 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,341 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,446 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,617 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,825 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,596 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,658 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,516 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,756 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,091 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 79,805 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,010 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,605 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,008 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,477 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,340 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,262 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,975 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,840 |
| Official Cities in the UK | 0 | - | 4.89 | 281,617 |
| Cities in European History #1 | 0 | - | 4.63 | 133,462 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,638 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,490 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,869 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,943 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,446 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,730 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,688 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,652 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,671 |
| Monarchies of Europe | 0 | - | 4.90 | 97,605 |
| Monarchies of Asia | 0 | - | 4.97 | 70,770 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,576 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,455 |
| The Only African Country ... | 0 | - | 4.98 | 128,629 |
| The Only American Country ... | 0 | - | 4.92 | 121,090 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,888 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,403 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,264 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,787 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,395 |
| European Countries with One Border | 0 | - | 4.97 | 182,000 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,883 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,774 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,642 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,257 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,512 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,528 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,855 |
| Central American Countries | 0 | - | 4.98 | 155,421 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,936 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,598 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,089 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,938 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,674 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,366 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,367 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,023 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,929 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,684 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,448 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,528 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,409 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,638 |
| Countries That Border Russia | 0 | - | 4.98 | 460,050 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,665 |
| Countries Bordering France | 0 | - | 4.83 | 400,821 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,785 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,352 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,715 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,476 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,118 |
| Germany Country Quiz | 0 | - | 4.82 | 157,029 |
| Russia Country Quiz | 0 | - | 4.85 | 113,953 |
| Italy Country Quiz | 0 | - | 4.82 | 122,577 |
| Japan Country Quiz | 0 | - | 4.92 | 141,760 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,028 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,152 |
| Kazakhstan Country Quiz | 0 | - | 4.79 | 35,469 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,248 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,318 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,705 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,994 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,893 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,295 |
| Most Forested European Countries | 0 | - | 4.80 | 75,061 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,043 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,172 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,259 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,558 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,723 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,721 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,161 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,931 |
| Every African Country Shape | 0 | - | 4.90 | 86,495 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,209 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,435 |
| Countries Bordering India | 0 | - | 4.98 | 163,138 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,888 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,975 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,000 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,970 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,310 |
| Countries that Border China | 0 | - | 4.96 | 262,340 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,018 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,643 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,233 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,359 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,996 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,357 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,735 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,601 |
| Countries that Border Poland | 0 | - | 4.99 | 171,696 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,885 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,164 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,126 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,863 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,152 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,669 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,099 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,523 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,656 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,944 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,132 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,189 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,629 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,844 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,617 |
| Countries Closest to India | 0 | - | 4.97 | 102,414 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,152 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,788 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,667 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,394 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,469 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,351 |
