| Japanese Loanwords | 0 | - | 4.47 | 84,817 |
| Japanese Prefectures | 0 | - | 4.98 | 138,487 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,314 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,782 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,454 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,722 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,425 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,053 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,791 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,822 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,281 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,655 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,619 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,685 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,332 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,898 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,264 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,422 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,681 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,512 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,882 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,888 |
| Provinces of Turkey | 0 | - | 4.94 | 205,427 |
| Provinces of China | 0 | - | 4.97 | 207,030 |
| States of India | 0 | - | 4.95 | 195,221 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,504 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,988 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,772 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,297 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,143 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,466 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,435 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,801 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,752 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,614 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,007 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,108 |
| Italian Foods | 0 | - | 4.30 | 73,139 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,921 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,576 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,719 |
| Geography of China | 0 | - | 4.21 | 14,002 |
| Countries that Border China | 0 | - | 4.96 | 263,982 |
| Japan Country Quiz | 0 | - | 4.93 | 143,106 |
| Japanese Companies | 0 | - | 4.29 | 34,316 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,580 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,618 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,945 |
| Name a Valid African Country | 0 | - | 4.98 | 154,803 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,336 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,812 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,397 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,732 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,183 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,393 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,096 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,334 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,755 |
| Countries that Beat China | 0 | - | 4.85 | 116,522 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,746 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,118 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,587 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,345 |
| American Foods | 0 | - | 3.66 | 39,425 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,727 |
| Ancient Greek Words | 0 | - | 4.93 | 112,249 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,860 |
| Asian Physical Geography | 0 | - | 4.61 | 35,596 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,179 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,633 |
| Asia's Busiest Airports | 0 | - | 4.69 | 53,049 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,800 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,660 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,005 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,677 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,353 |
| Countries by Milk Production | 0 | - | 4.54 | 44,170 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,892 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,453 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,105 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,403 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,366 |
| German Groups of Things | 0 | - | 4.47 | 38,596 |
| British to American Food Translation | 0 | - | 3.38 | 52,018 |
| Asian Islands | 0 | - | 4.49 | 20,887 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,364 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,960 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,584 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,107 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,572 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,167 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,234 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,189 |
| Middle East A-Z | 0 | - | 4.47 | 46,208 |
| Geography of Egypt | 0 | - | 4.60 | 21,584 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,812 |
| Dynasties of China | 0 | - | 4.64 | 28,027 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,537 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,362 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,770 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,060 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,042 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,387 |
| Countries that Produce the Most Cheese | 0 | - | 4.77 | 63,440 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 81,396 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,927 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,116 |
| Australian Capitals | 0 | - | 4.92 | 62,805 |
| Word Chain - Australia | 0 | - | 4.38 | 38,217 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,833 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,430 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,822 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,670 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,909 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,580 |
| Official European Union Languages | 0 | - | 4.97 | 239,448 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,451 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,829 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,208 |
| French Foods | 0 | - | 4.00 | 27,758 |
| Word Chain - France | 0 | - | 4.38 | 42,899 |
| Mediterranean Foods | 0 | - | 3.80 | 11,486 |
| British Groups of Things | 0 | - | 4.25 | 82,975 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,085 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,194 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,099 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,351 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,982 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,919 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,387 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,118 |
| Asia Map Quiz | 0 | - | 4.99 | 923,102 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,877 |
| A Quiz About Islam | 0 | - | 4.32 | 48,566 |
| History of Iran | 0 | - | 4.66 | 16,405 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,081 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,038 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,856 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,663 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,216 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,967 |
| Chinese Inventions | 0 | - | 4.30 | 33,845 |
| History of China | 0 | - | 4.35 | 57,471 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,441 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,462 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,743 |
| China Multiple Choice | 0 | - | 4.50 | 37,377 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,973 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,334 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,911 |
| History of India | 0 | - | 4.62 | 21,489 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,060 |
| Countries that Eat the Most Meat | 0 | - | 4.23 | 42,476 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,472 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,270 |
| Australian States and Territories | 0 | - | 4.96 | 142,629 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,447 |
| Australia Map Quiz | 0 | - | 4.95 | 345,783 |
| Australia True or False | 0 | - | 4.87 | 57,075 |
| Flags of North and South America | 0 | - | 4.99 | 375,901 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,862 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,647 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,404 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,149 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,074 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,711 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,004 |
| North America Map Quiz | 0 | - | 4.98 | 250,733 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,925 |
| California Groups of Things | 0 | - | 4.26 | 45,708 |
| New York Groups of Things | 0 | - | 4.39 | 71,612 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,563 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 88,141 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,176 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,200 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,464 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,463 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,842 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,082 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,292 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,914 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,734 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,222 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,748 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,291 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,843 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,246 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,621 |
| The Only European Country ... | 0 | - | 4.91 | 218,376 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,887 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,214 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 174,983 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,165 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,082 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,950 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,643 |
| Slavic Countries | 0 | - | 4.96 | 112,189 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,311 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.40 | 82,719 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,621 |
