| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,585 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,022 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,734 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,655 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,971 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,700 |
| Syria Country Quiz | 0 | - | 4.81 | 32,696 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,458 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,051 |
| Asia Map Quiz | 0 | - | 4.99 | 915,062 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,662 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,425 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,170 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,174 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,265 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,547 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,658 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,904 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,925 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,126 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,629 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,445 |
| Oman Country Quiz | 0 | - | 4.86 | 26,867 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,476 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,726 |
| Counties of England | 0 | - | 4.97 | 795,218 |
| Asia Capital to Country | 0 | - | 4.96 | 126,515 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,128 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,521 |
| Countries of the Middle East | 0 | - | 4.96 | 200,844 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,865 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,707 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,334 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,583 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,007 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,856 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,945 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,115 |
| Australian States and Territories | 0 | - | 4.96 | 141,768 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,590 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,677 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,366 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,927 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,113 |
| Monarchies of Asia | 0 | - | 4.97 | 71,006 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,794 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,430 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,822 |
| Regions of Italy | 0 | - | 4.92 | 75,652 |
| US States Quiz | 0 | - | 5.00 | 16,841,184 |
| Provinces of China | 0 | - | 4.97 | 203,710 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,724 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,892 |
| States of Germany | 0 | - | 4.96 | 152,073 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,039 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,962 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,796 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,081 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 132,990 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,354 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,152 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,740 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,886 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,301 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,828 |
| Japan Country Quiz | 0 | - | 4.93 | 142,279 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,672 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,435 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,176 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,993 |
| Departments of France | 0 | - | 4.93 | 53,887 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,306 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,190 |
| 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 | 125,627 |
| Countries Bordering India | 0 | - | 4.98 | 163,351 |
| Countries that Border China | 0 | - | 4.96 | 262,920 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,441 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,349 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,061 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,876 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,446 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,451 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,207 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,918 |
| Countries Closest to India | 0 | - | 4.97 | 102,668 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,500 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,211 |
| States of India Map Quiz | 0 | - | 4.83 | 26,433 |
| Counties of Ireland | 0 | - | 4.92 | 194,803 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,301 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,966 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,662 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,517 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,229 |
| Hindu Countries | 0 | - | 4.86 | 50,038 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,541 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,207 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,295 |
| Countries that Beat China | 0 | - | 4.86 | 115,548 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,894 |
| United Arab Emirates Country Quiz | 0 | - | 4.44 | 35,200 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,903 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,906 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,192 |
| Iran Country Quiz | 0 | - | 4.51 | 60,289 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,985 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,326 |
| Flags of the Middle East | 0 | - | 4.69 | 62,575 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,666 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,402 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,300 |
| Independence from Whom | 0 | - | 4.99 | 211,383 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,759 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,398 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,016 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,746 |
| Countries of Africa | 0 | - | 5.00 | 2,531,610 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,890 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 414,728 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,313 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,101 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,934 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,783 |
| Australia Map Quiz | 0 | - | 4.95 | 343,929 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,091 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,275 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,293 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,929 |
| Cities in European History #1 | 0 | - | 4.63 | 133,845 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,871 |
| Cities by Former Name | 0 | - | 4.83 | 91,459 |
| Recently Independent Countries | 0 | - | 4.98 | 159,055 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,650 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,549 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,737 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,670 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,927 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,780 |
| Asian Island Nations | 0 | - | 4.63 | 94,107 |
| The Only European Country ... | 0 | - | 4.91 | 216,131 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,864 |
| Arab Spring Countries | 0 | - | 4.51 | 43,988 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,643 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,831 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,302 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,472 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,855 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,596 |
| Countries by Former Name | 0 | - | 4.99 | 124,946 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,076 |
| Historical City to Country | 0 | - | 4.84 | 78,449 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 71,119 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,096 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,813 |
| Saudi Arabia Country Quiz | 0 | - | 4.19 | 56,018 |
| Palestine Country Quiz | 0 | - | 4.08 | 36,375 |
| Yemen Country Quiz | 0 | - | 4.57 | 29,544 |
| 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 | 639,385 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,766 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,513 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,686 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,705 |
| Flags of North and South America | 0 | - | 4.99 | 372,219 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,627 |
| Hawaiian Islands | 0 | - | 4.83 | 42,662 |
| African East Coast | 0 | - | 4.96 | 95,880 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,368 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,290 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,437 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,533 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,095 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,137 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,106 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,578 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,184 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,465 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,112 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,614 |
| Official Cities in the UK | 0 | - | 4.89 | 283,196 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,476 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,882 |
| Random Asian City to Country | 0 | - | 4.56 | 44,469 |
| Former Capitals | 0 | - | 4.88 | 71,397 |
| Europe Capital to Country | 0 | - | 4.99 | 249,679 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,658 |
| European Capitals by Map | 0 | - | 4.99 | 138,701 |
| African Capitals by Map | 0 | - | 4.99 | 133,428 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,615 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,271 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,318 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,929 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,049 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,936 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,276 |
| European Coastal Capitals | 0 | - | 4.95 | 90,423 |
