| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,587 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,026 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,734 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,659 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,975 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,703 |
| Syria Country Quiz | 0 | - | 4.81 | 32,702 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,472 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,082 |
| Asia Map Quiz | 0 | - | 4.99 | 915,096 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,667 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,462 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,173 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,177 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,269 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,549 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,667 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,945 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,925 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,128 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,631 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,449 |
| Oman Country Quiz | 0 | - | 4.86 | 26,868 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,477 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,729 |
| Counties of England | 0 | - | 4.97 | 795,245 |
| Asia Capital to Country | 0 | - | 4.96 | 126,516 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,131 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,521 |
| Countries of the Middle East | 0 | - | 4.96 | 200,851 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,873 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,710 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,334 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,590 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,011 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,857 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,949 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,117 |
| Australian States and Territories | 0 | - | 4.96 | 141,771 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,598 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,681 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,369 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,928 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,116 |
| Monarchies of Asia | 0 | - | 4.97 | 71,007 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,794 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,440 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,825 |
| Regions of Italy | 0 | - | 4.92 | 75,661 |
| US States Quiz | 0 | - | 5.00 | 16,841,818 |
| Provinces of China | 0 | - | 4.97 | 203,731 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,725 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,895 |
| States of Germany | 0 | - | 4.96 | 152,082 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,042 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,966 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,798 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,082 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,032 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,357 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,155 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,744 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,889 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,301 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,831 |
| Japan Country Quiz | 0 | - | 4.93 | 142,282 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,673 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,439 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,181 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,996 |
| Departments of France | 0 | - | 4.93 | 53,897 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,312 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,191 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,191 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,399 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,638 |
| Countries Bordering India | 0 | - | 4.98 | 163,353 |
| Countries that Border China | 0 | - | 4.96 | 262,927 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,449 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,351 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,063 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,881 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,449 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,451 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,215 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,920 |
| Countries Closest to India | 0 | - | 4.97 | 102,671 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,509 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,314 |
| States of India Map Quiz | 0 | - | 4.83 | 26,440 |
| Counties of Ireland | 0 | - | 4.92 | 194,827 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,309 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,967 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,664 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,523 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,234 |
| Hindu Countries | 0 | - | 4.86 | 50,041 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,548 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,211 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,297 |
| Countries that Beat China | 0 | - | 4.86 | 115,550 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,898 |
| United Arab Emirates Country Quiz | 0 | - | 4.44 | 35,202 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,904 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,907 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,193 |
| Iran Country Quiz | 0 | - | 4.51 | 60,290 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,996 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,425 |
| Flags of the Middle East | 0 | - | 4.69 | 62,575 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,674 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,404 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,321 |
| Independence from Whom | 0 | - | 4.99 | 211,388 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,767 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,399 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,019 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,747 |
| Countries of Africa | 0 | - | 5.00 | 2,531,710 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,892 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 414,734 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,314 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,101 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,934 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,819 |
| Australia Map Quiz | 0 | - | 4.95 | 343,946 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,103 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,277 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,303 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,008 |
| Cities in European History #1 | 0 | - | 4.63 | 133,851 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,871 |
| Cities by Former Name | 0 | - | 4.83 | 91,462 |
| Recently Independent Countries | 0 | - | 4.98 | 159,060 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,663 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,551 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,764 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,673 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,932 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,782 |
| Asian Island Nations | 0 | - | 4.63 | 94,111 |
| The Only European Country ... | 0 | - | 4.91 | 216,142 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,868 |
| Arab Spring Countries | 0 | - | 4.51 | 43,988 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,652 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,839 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,309 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,479 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,862 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,596 |
| Countries by Former Name | 0 | - | 4.99 | 124,950 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,121 |
| Historical City to Country | 0 | - | 4.84 | 78,451 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 71,124 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,101 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,813 |
| Saudi Arabia Country Quiz | 0 | - | 4.19 | 56,025 |
| Palestine Country Quiz | 0 | - | 4.08 | 36,376 |
| Yemen Country Quiz | 0 | - | 4.57 | 29,545 |
| Kuwait Country Quiz | 0 | - | 4.79 | 22,853 |
| Cyprus Country Quiz | 0 | - | 4.61 | 31,027 |
| Bahrain Country Quiz | 0 | - | 4.69 | 21,689 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,399 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,802 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,526 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,689 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,750 |
| Flags of North and South America | 0 | - | 4.99 | 372,236 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,640 |
| Hawaiian Islands | 0 | - | 4.83 | 42,662 |
| African East Coast | 0 | - | 4.96 | 95,884 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,369 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,306 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,444 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,540 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,102 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,140 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,108 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,583 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,186 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,468 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,114 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,617 |
| Official Cities in the UK | 0 | - | 4.89 | 283,212 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,481 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,886 |
| Random Asian City to Country | 0 | - | 4.56 | 44,469 |
| Former Capitals | 0 | - | 4.88 | 71,397 |
| Europe Capital to Country | 0 | - | 4.99 | 249,690 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,667 |
| European Capitals by Map | 0 | - | 4.99 | 138,713 |
| African Capitals by Map | 0 | - | 4.99 | 133,443 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,640 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,278 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,320 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,930 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,053 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,939 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,282 |
| European Coastal Capitals | 0 | - | 4.95 | 90,434 |
