| Countries that Bordered the USSR | 0 | - | 4.94 | 141,444 |
| Countries Bordering China Since 1914 | 0 | - | 4.91 | 87,138 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 61,656 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 91,849 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 81,446 |
| Countries of Europe by Population | 0 | - | 4.98 | 124,481 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 220,878 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,326 |
| Countries That Border Russia | 0 | - | 4.98 | 423,263 |
| Biggest Trading Partners - UK | 0 | - | 4.86 | 56,315 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 49,967 |
| UK Immigration by Country | 0 | - | 4.95 | 124,080 |
| Most Forested European Countries | 0 | - | 4.82 | 67,584 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 130,030 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 176,576 |
| Holy Roman Empire Countries | 0 | - | 4.58 | 41,897 |
| United Kingdom Country Quiz | 0 | - | 4.93 | 117,098 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,201 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 99,204 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 66,765 |
| Every European Country Shape | 0 | - | 4.95 | 170,018 |
| Countries of Africa | 0 | - | 5.00 | 2,140,426 |
| Top 10 Richest Countries in Europe | 0 | - | 4.88 | 133,561 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 66,807 |
| Countries that Border Hungary | 0 | - | 4.98 | 95,768 |
| Countries Bordering Iran | 0 | - | 4.84 | 87,800 |
| Countries that Border Iraq | 0 | - | 4.97 | 101,233 |
| Countries Bordering Myanmar | 0 | - | 4.85 | 70,451 |
| Countries Bordering Saudi Arabia | 0 | - | 4.94 | 111,426 |
| Countries Bordering Serbia | 0 | - | 4.95 | 82,358 |
| Countries Bordering Turkey | 0 | - | 4.98 | 108,270 |
| Countries that Border Poland | 0 | - | 4.99 | 157,640 |
| Countries that Visit the UK the Most | 0 | - | 4.84 | 61,633 |
| Biggest Trading Partners - European Union | 0 | - | 4.90 | 64,115 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,483 |
| Countries of the Soviet Union | 0 | - | 4.98 | 183,457 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 90,826 |
| The Only European Country ... | 0 | - | 4.94 | 175,956 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 193,904 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,401 |
| Countries of Europe After World War II | 0 | - | 4.98 | 169,110 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 137,848 |
| Biggest Cities in Germany | 0 | - | 4.94 | 260,770 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,170,651 |
| Biggest British Empire Countries | 0 | - | 4.66 | 78,434 |
| Biggest French Empire Countries | 0 | - | 4.45 | 51,087 |
| Countries of North America Quiz | 0 | - | 5.00 | 869,011 |
| Countries Bordering Brazil | 0 | - | 4.96 | 123,187 |
| Countries Closest to Iceland | 0 | - | 4.87 | 62,066 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 73,902 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 108,808 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.85 | 68,185 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 75,619 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,317 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,543 |
| Europe Capital to Country | 0 | - | 4.99 | 218,045 |
| EU Capitals with No Hints | 0 | - | 4.95 | 123,082 |
| European Capitals by Map | 0 | - | 4.99 | 90,724 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 78,001 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 71,200 |
| European Coastal Capitals | 0 | - | 4.95 | 76,457 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 191,674 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 18,893 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 183,392 |
| Countries of the Middle East | 0 | - | 4.96 | 171,349 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 73,735 |
| Slavic Countries | 0 | - | 4.96 | 99,777 |
| African Island Countries | 0 | - | 4.96 | 88,502 |
| Random European Flag to Country | 0 | - | 4.90 | 160,118 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 109,961 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 92,672 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 118,129 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 196,379 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 159,532 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 124,815 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 106,413 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 131,280 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 137,384 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 103,875 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 129,730 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 87,983 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 95,746 |
| UK Cities Map Quiz | 0 | - | 4.94 | 430,705 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,359 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 155,952 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 79,911 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.89 | 84,029 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 161,102 |
| Official Cities in the UK | 0 | - | 4.87 | 230,009 |
| Important Cities in European History | 0 | - | 4.56 | 109,272 |
| Top 10 Most Remote European Capitals | 0 | - | 4.84 | 83,612 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 104,208 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 66,492 |
| European Capitals Ending in N | 0 | - | 4.91 | 73,448 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,041 |
| Countries Formerly in Yugoslavia | 0 | - | 4.94 | 100,939 |
| Countries of Asia in 1900 | 0 | - | 4.49 | 52,956 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 120,563 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 99,988 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,385 |
| Monarchies of Europe | 0 | - | 4.88 | 86,223 |
| Monarchies of Asia | 0 | - | 4.95 | 53,577 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 109,850 |
| The Only African Country ... | 0 | - | 4.98 | 104,518 |
| The Only American Country ... | 0 | - | 4.94 | 108,847 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,175 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,470 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 82,757 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,189 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 119,465 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 90,326 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 86,395 |
| European Countries with One Border | 0 | - | 4.96 | 149,098 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 143,342 |
| Asian Countries with the Fewest Borders | 0 | - | 4.81 | 87,598 |
| Flags of Countries That Border France | 0 | - | 4.90 | 111,639 |
| Countries Closest to Africa | 0 | - | 4.95 | 144,408 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 175,577 |
| Counties of England Map Quiz | 0 | - | 4.97 | 285,181 |
| Cities Founded by the French in North America | 0 | - | 4.51 | 38,418 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 61,309 |
| Central American Countries | 0 | - | 4.98 | 137,871 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 103,486 |
| Total United States Immigration by Country | 0 | - | 4.89 | 95,851 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 83,558 |
| African Countries with the Most Christians | 0 | - | 4.92 | 66,640 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 181,961 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 108,613 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 100,623 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,339 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 91,440 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 52,013 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 69,808 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 179,958 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 114,787 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 24,645 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,095 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 81,004 |
| Countries Bordering France | 0 | - | 4.87 | 354,870 |
| Countries Bordering Germany | 0 | - | 4.99 | 338,651 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 83,691 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 59,037 |
| Countries Closest to Australia | 0 | - | 4.99 | 144,413 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,159 |
| Ireland Country Quiz | 0 | - | 4.72 | 124,528 |
| Germany Country Quiz | 0 | - | 4.83 | 138,876 |
| Russia Country Quiz | 0 | - | 4.84 | 102,319 |
| Italy Country Quiz | 0 | - | 4.81 | 107,593 |
| Japan Country Quiz | 0 | - | 4.92 | 118,061 |
| Indonesia Country Quiz | 0 | - | 4.82 | 64,669 |
| Germany Cities Map Quiz | 0 | - | 4.84 | 105,067 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 43,661 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,048 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 97,700 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 65,750 |
| South China Sea Countries | 0 | - | 4.82 | 53,489 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 127,468 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 82,876 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 88,513 |
| Countries Once Held by Sweden | 0 | - | 4.19 | 33,399 |
| Every Asian Country Shape | 0 | - | 4.94 | 74,453 |
| Every African Country Shape | 0 | - | 4.85 | 68,429 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.82 | 51,016 |
| One Border Countries - Shape Quiz | 0 | - | 4.86 | 45,823 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.87 | 67,160 |
| Top 10 Richest Countries in Asia | 0 | - | 4.86 | 72,379 |
| Top 10 Richest Countries in Africa | 0 | - | 4.87 | 66,870 |
| Countries Bordering India | 0 | - | 4.98 | 155,224 |
| Countries Bordering Austria | 0 | - | 4.97 | 109,468 |
| Countries Bordering Tanzania | 0 | - | 4.97 | 66,016 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 59,846 |
| Countries that Border China | 0 | - | 4.96 | 231,781 |
| Countries Bordering Kenya | 0 | - | 4.85 | 57,586 |
| Countries Bordering South Africa | 0 | - | 4.97 | 78,195 |
| Countries Bordering Italy | 0 | - | 4.92 | 78,525 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 91,943 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 77,521 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 68,930 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 52,828 |
| Countries that Visit France the Most | 0 | - | 4.84 | 39,522 |
| Countries Closest to Spain | 0 | - | 4.95 | 204,367 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 75,461 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 86,253 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 65,900 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 84,274 |
| Countries Closest to Canada | 0 | - | 4.90 | 183,209 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.82 | 61,131 |
| Countries Closest to Turkey | 0 | - | 4.94 | 105,427 |
| Countries Closest to India | 0 | - | 4.96 | 93,457 |
| Countries Closest to Japan | 0 | - | 4.93 | 126,453 |
| Countries Closest to Italy | 0 | - | 4.97 | 177,565 |
| Countries Closest to Ethiopia | 0 | - | 4.88 | 63,163 |
| Colombia Country Quiz | 0 | - | 4.92 | 34,531 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,259 |
| Europe Map Quiz | 0 | - | 5.00 | 4,253,973 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,301,621 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,456 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,061 |
| Countries with Megacities | 0 | - | 4.99 | 194,613 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,355 |
