| Countries that Bordered the USSR | 0 | - | 4.93 | 164,641 |
| Countries That Border Russia | 0 | - | 4.98 | 459,545 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,455 |
| Countries that Border Poland | 0 | - | 4.99 | 171,512 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,157 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,588 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,240 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,307 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,089 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,308 |
| Countries Bordering France | 0 | - | 4.83 | 400,232 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,402 |
| UK Immigration by Country | 0 | - | 4.94 | 139,853 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,135 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,500 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,464 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,575 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,263 |
| Russia Country Quiz | 0 | - | 4.85 | 113,784 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,447 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,169 |
| Random European Capital to Country | 0 | - | 4.98 | 189,423 |
| Random European Country to Capital | 0 | - | 4.92 | 147,621 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,882 |
| Every European Country Shape | 0 | - | 4.96 | 200,417 |
| Countries of Africa | 0 | - | 5.00 | 2,512,442 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,279 |
| Countries Bordering India | 0 | - | 4.98 | 162,724 |
| Countries that Border China | 0 | - | 4.96 | 262,026 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,863 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,526 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,429 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,204 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,152 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,337 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,945 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,833 |
| The Only European Country ... | 0 | - | 4.91 | 214,304 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,474 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,830 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,343 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,554 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,208 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,784 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,809 |
| Europe Capital to Country | 0 | - | 4.99 | 248,273 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,725 |
| European Capitals by Map | 0 | - | 4.99 | 136,868 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,373 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,762 |
| European Coastal Capitals | 0 | - | 4.95 | 89,909 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,195 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,707 |
| Countries of the Middle East | 0 | - | 4.96 | 199,252 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,427 |
| Slavic Countries | 0 | - | 4.96 | 110,994 |
| African Island Countries | 0 | - | 4.96 | 100,911 |
| Random European Flag to Country | 0 | - | 4.89 | 181,146 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,941 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,640 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,341 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,829 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,851 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,933 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,218 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,282 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,441 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,683 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,421 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,527 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,378 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,615 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,981 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,636 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,874 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,549 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,208 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,044 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,104 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,889 |
| Official Cities in the UK | 0 | - | 4.89 | 281,067 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,779 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,538 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,786 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,650 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,864 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,311 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,447 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,503 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,442 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,610 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,469 |
| Monarchies of Europe | 0 | - | 4.90 | 97,468 |
| Monarchies of Asia | 0 | - | 4.97 | 70,678 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,496 |
| The Only African Country ... | 0 | - | 4.99 | 128,462 |
| The Only American Country ... | 0 | - | 4.92 | 120,886 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,822 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,311 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,148 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,571 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,208 |
| European Countries with One Border | 0 | - | 4.97 | 181,795 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,692 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,648 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,483 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,080 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,379 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,760 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,339 |
| Central American Countries | 0 | - | 4.98 | 155,210 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,779 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,414 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,955 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,371 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,465 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,361 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,179 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,903 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,838 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,557 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,326 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,364 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,243 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,557 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,280 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,601 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,334 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,047 |
| Germany Country Quiz | 0 | - | 4.82 | 156,785 |
| Italy Country Quiz | 0 | - | 4.82 | 122,394 |
| Japan Country Quiz | 0 | - | 4.92 | 141,492 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,946 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,097 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,009 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,672 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,256 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,621 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,255 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,565 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,979 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,836 |
| Biggest British Empire Countries | 0 | - | 4.73 | 98,813 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,951 |
| Most Forested European Countries | 0 | - | 4.80 | 74,980 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,934 |
| 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 in the Ottoman Empire | 0 | - | 4.89 | 72,338 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,722 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,912 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,530 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,802 |
| Every African Country Shape | 0 | - | 4.90 | 86,300 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,179 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,236 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,779 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,781 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,868 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,961 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,870 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,263 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,917 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,577 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,149 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,288 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,332 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,589 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,651 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,976 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,025 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,769 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,594 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,840 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,446 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,575 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,875 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,994 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,075 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,488 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,786 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,481 |
| Countries Closest to India | 0 | - | 4.97 | 102,288 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,024 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,528 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,598 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,363 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,404 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,322 |
| Serbia Country Quiz | 0 | - | 4.44 | 34,822 |
| Europe Map Quiz | 0 | - | 5.00 | 4,736,351 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,883 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,082 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,721 |
| Countries with Megacities | 0 | - | 4.99 | 247,794 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,580 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,244 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,967 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,192 |
