| Countries that Bordered the USSR | 0 | - | 4.93 | 164,657 |
| Countries That Border Russia | 0 | - | 4.98 | 459,617 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,521 |
| Countries that Border Poland | 0 | - | 4.99 | 171,537 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,168 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,662 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,280 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,322 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,126 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,327 |
| Countries Bordering France | 0 | - | 4.83 | 400,327 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,446 |
| UK Immigration by Country | 0 | - | 4.94 | 139,876 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,151 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,528 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,475 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,585 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,284 |
| Russia Country Quiz | 0 | - | 4.85 | 113,800 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,486 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,179 |
| Random European Capital to Country | 0 | - | 4.98 | 189,452 |
| Random European Country to Capital | 0 | - | 4.92 | 147,644 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,926 |
| Every European Country Shape | 0 | - | 4.96 | 200,447 |
| Countries of Africa | 0 | - | 5.00 | 2,512,931 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,292 |
| Countries Bordering India | 0 | - | 4.98 | 162,897 |
| Countries that Border China | 0 | - | 4.96 | 262,057 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,881 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,539 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,448 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,216 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,476 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,389 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,965 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,872 |
| The Only European Country ... | 0 | - | 4.91 | 214,358 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,523 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,880 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,357 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,580 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,364 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,057 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,823 |
| Europe Capital to Country | 0 | - | 4.99 | 248,319 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,760 |
| European Capitals by Map | 0 | - | 4.99 | 136,931 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,400 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,777 |
| European Coastal Capitals | 0 | - | 4.95 | 89,925 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,258 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,765 |
| Countries of the Middle East | 0 | - | 4.96 | 199,288 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,443 |
| Slavic Countries | 0 | - | 4.96 | 111,008 |
| African Island Countries | 0 | - | 4.96 | 100,926 |
| Random European Flag to Country | 0 | - | 4.89 | 181,179 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,960 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,657 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,366 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,852 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,883 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,943 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,228 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,290 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,463 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,700 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,447 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,540 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,401 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,627 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,993 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,662 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,890 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,553 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,236 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,077 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,112 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,901 |
| Official Cities in the UK | 0 | - | 4.89 | 281,138 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,789 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,553 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,796 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,667 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,876 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,323 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,457 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,522 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,455 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,636 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,510 |
| Monarchies of Europe | 0 | - | 4.90 | 97,479 |
| Monarchies of Asia | 0 | - | 4.97 | 70,688 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,509 |
| The Only African Country ... | 0 | - | 4.99 | 128,472 |
| The Only American Country ... | 0 | - | 4.92 | 120,901 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,830 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,323 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,162 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,594 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,227 |
| European Countries with One Border | 0 | - | 4.97 | 181,817 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,718 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,665 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,502 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,102 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,400 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,773 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,349 |
| Central American Countries | 0 | - | 4.98 | 155,232 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,793 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,429 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,970 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,432 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,479 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,377 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,197 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,918 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,844 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,569 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,341 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,379 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,256 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,562 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,289 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,611 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,352 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,055 |
| Germany Country Quiz | 0 | - | 4.82 | 156,819 |
| Italy Country Quiz | 0 | - | 4.82 | 122,419 |
| Japan Country Quiz | 0 | - | 4.92 | 141,516 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,953 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,103 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,081 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,689 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,374 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,637 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,266 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,575 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,999 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,842 |
| Biggest British Empire Countries | 0 | - | 4.73 | 98,885 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,966 |
| Most Forested European Countries | 0 | - | 4.80 | 74,995 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,944 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,120 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,198 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,548 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,347 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,765 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,943 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,563 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,813 |
| Every African Country Shape | 0 | - | 4.90 | 86,325 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,621 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,241 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,793 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,794 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,891 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,965 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,878 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,268 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,934 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,584 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,157 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,297 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,336 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,601 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,677 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,994 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,036 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,785 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,600 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,869 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,456 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,587 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,878 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,017 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,091 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,509 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,791 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,498 |
| Countries Closest to India | 0 | - | 4.97 | 102,304 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,036 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,565 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,607 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,368 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,412 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,325 |
| Serbia Country Quiz | 0 | - | 4.44 | 34,823 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,117 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,094 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,143 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,751 |
| Countries with Megacities | 0 | - | 4.99 | 247,867 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,625 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,267 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,014 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,213 |
