| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,750 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,988 |
| Provinces of China | 0 | - | 4.97 | 201,891 |
| Japanese Prefectures | 0 | - | 4.98 | 135,605 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,085 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,856 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,604 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,135 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,266 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,496 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,458 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,349 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,262 |
| States of India | 0 | - | 4.94 | 191,544 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,164 |
| Provinces of Turkey | 0 | - | 4.95 | 202,748 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,342 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,461 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,482 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,271 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,876 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,235 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,996 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,413 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,713 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,667 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,586 |
| Provinces of China Map Quiz | 0 | - | 4.91 | 93,146 |
| Chinese Inventions | 0 | - | 4.30 | 33,750 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,346 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,265 |
| Japan Country Quiz | 0 | - | 4.92 | 141,846 |
| Japanese Companies | 0 | - | 4.28 | 34,141 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,190 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,430 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,301 |
| Name that Greek Letter | 0 | - | 4.93 | 322,453 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,312 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,462 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,110 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,493 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,525 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,579 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,535 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,108 |
| Asian Physical Geography | 0 | - | 4.61 | 35,428 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,997 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,481 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,496 |
| Famous Chinese People | 0 | - | 4.09 | 11,831 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 57,554 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,308 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,147 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.73 | 65,519 |
| Asian Islands | 0 | - | 4.49 | 20,793 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,942 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,512 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,247 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,696 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,175 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,393 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,418 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,189 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,974 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,816 |
| Middle East A-Z | 0 | - | 4.47 | 45,907 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,803 |
| Dynasties of China | 0 | - | 4.64 | 27,724 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,054 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,391 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,357 |
| History of India | 0 | - | 4.61 | 21,335 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,024 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,206 |
| Australian Capitals | 0 | - | 4.92 | 62,649 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,832 |
| Official European Union Languages | 0 | - | 4.97 | 237,584 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,268 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,392 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,799 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,680 |
| Asia Map Quiz | 0 | - | 4.99 | 910,477 |
| A Quiz About Islam | 0 | - | 4.31 | 48,311 |
| History of Iran | 0 | - | 4.66 | 16,299 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,612 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,814 |
| History of China | 0 | - | 4.37 | 56,896 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,152 |
| South Korea Country Quiz | 0 | - | 4.79 | 79,183 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,699 |
| Countries of Africa | 0 | - | 5.00 | 2,519,752 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,214 |
| African East Coast | 0 | - | 4.96 | 95,465 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,324 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,155 |
| Australia Map Quiz | 0 | - | 4.94 | 343,179 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,671 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,714 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,975 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,439 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,813 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,116 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,731 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,226 |
| The Only European Country ... | 0 | - | 4.91 | 214,981 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,229 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,658 |
| Asian Geography By Letter - S | 0 | - | 4.16 | 55,977 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,790 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,080 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,611 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,594 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,096 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,465 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,595 |
| Word Chain - Asia | 0 | - | 4.34 | 29,267 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,137 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,577 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,586 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,903 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,515 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,497 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,071 |
| History of Egypt | 0 | - | 4.58 | 23,977 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,817 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,447 |
| China Country Quiz | 0 | - | 4.37 | 121,117 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,621 |
| Japanese Loanwords | 0 | - | 4.47 | 84,464 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,194 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,574 |
| The Life of Gandhi | 0 | - | 4.37 | 13,027 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,615 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,469 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,182 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,149 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,853 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,634 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,799 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,432 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,685 |
| The Only African Country ... | 0 | - | 4.98 | 128,679 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,905 |
| African Island Countries | 0 | - | 4.96 | 101,110 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,417 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,375 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,685 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,943 |
| Flags of Oceania | 0 | - | 5.00 | 256,759 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,109 |
| Australian States and Territories | 0 | - | 4.96 | 141,303 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,776 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,118 |
| Australia True or False | 0 | - | 4.87 | 56,660 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,274 |
| Regions of New Zealand | 0 | - | 4.85 | 28,354 |
| Flags of North and South America | 0 | - | 4.99 | 369,839 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,379 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,482 |
| The Only American Country ... | 0 | - | 4.92 | 121,136 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,706 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,760 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,128 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,435 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,659 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,664 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,337 |
| North America Map Quiz | 0 | - | 4.98 | 246,285 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,238 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,421 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,180 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,769 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,517 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,134 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,403 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,663 |
| US States Quiz | 0 | - | 5.00 | 16,771,461 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,662 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,673 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,847 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,713 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,659 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,312 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,742 |
| Celtic Nations | 0 | - | 4.69 | 46,868 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,598 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,119 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,095 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,666 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,307 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,861 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,733 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,434 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,073 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,553 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,177 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,312 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,197 |
| Monarchies of Europe | 0 | - | 4.90 | 97,665 |
| European Countries with One Border | 0 | - | 4.97 | 182,066 |
