| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,522 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,641 |
| Provinces of China | 0 | - | 4.97 | 199,930 |
| Japanese Prefectures | 0 | - | 4.98 | 134,443 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,043 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,763 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,520 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,344 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,196 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,708 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,094 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,231 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,158 |
| States of India | 0 | - | 4.94 | 189,877 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,967 |
| Provinces of Turkey | 0 | - | 4.95 | 200,780 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,924 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,269 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,169 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,796 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,582 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,648 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,507 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,294 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,417 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,593 |
| China Cities Map Quiz | 0 | - | 4.93 | 103,987 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,738 |
| Chinese Inventions | 0 | - | 4.30 | 33,715 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,305 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,185 |
| Japan Country Quiz | 0 | - | 4.92 | 141,179 |
| Japanese Companies | 0 | - | 4.28 | 34,070 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,062 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,321 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,548 |
| Name that Greek Letter | 0 | - | 4.94 | 321,526 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,139 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,111 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,053 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,234 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,442 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,188 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,065 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,913 |
| Asian Physical Geography | 0 | - | 4.61 | 35,366 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,905 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,420 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,252 |
| Famous Chinese People | 0 | - | 4.09 | 11,796 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,918 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,432 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,530 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,360 |
| Asian Islands | 0 | - | 4.49 | 20,763 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,808 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,373 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,140 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,548 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,048 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,314 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,313 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,143 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,887 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,688 |
| Middle East A-Z | 0 | - | 4.47 | 45,766 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,222 |
| Dynasties of China | 0 | - | 4.63 | 27,603 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 57,941 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,241 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,230 |
| History of India | 0 | - | 4.61 | 21,272 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,596 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,935 |
| Australian Capitals | 0 | - | 4.92 | 62,589 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,553 |
| Official European Union Languages | 0 | - | 4.97 | 236,446 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,649 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,021 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,694 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,275 |
| Asia Map Quiz | 0 | - | 4.99 | 906,552 |
| A Quiz About Islam | 0 | - | 4.31 | 48,191 |
| History of Iran | 0 | - | 4.65 | 16,262 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,416 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,656 |
| History of China | 0 | - | 4.37 | 56,671 |
| South Korea Country Quiz | 0 | - | 4.79 | 78,896 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,639 |
| Countries of Africa | 0 | - | 5.00 | 2,506,232 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,771 |
| African East Coast | 0 | - | 4.96 | 94,992 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,879 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,753 |
| Australia Map Quiz | 0 | - | 4.94 | 342,362 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,806 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,575 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,003 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,173 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,862 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,203 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,518 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,444 |
| The Only European Country ... | 0 | - | 4.91 | 213,666 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,434 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,548 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,902 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,674 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,973 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,494 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,482 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,988 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,418 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,494 |
| Word Chain - Asia | 0 | - | 4.34 | 29,217 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,405 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,476 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,421 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,525 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,488 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,437 |
| Ottoman Empire Quiz | 0 | - | 4.46 | 17,015 |
| History of Egypt | 0 | - | 4.58 | 23,929 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,715 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,372 |
| China Country Quiz | 0 | - | 4.38 | 115,585 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.54 | 16,589 |
| Japanese Loanwords | 0 | - | 4.47 | 84,333 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,668 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,397 |
| The Life of Gandhi | 0 | - | 4.37 | 13,016 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,415 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,848 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,988 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,558 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,526 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,202 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,466 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,226 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,012 |
| The Only African Country ... | 0 | - | 4.99 | 128,313 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,755 |
| African Island Countries | 0 | - | 4.96 | 100,726 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,562 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,024 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,060 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,652 |
| Flags of Oceania | 0 | - | 5.00 | 254,917 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,890 |
| Australian States and Territories | 0 | - | 4.95 | 140,601 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,374 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,999 |
| Australia True or False | 0 | - | 4.87 | 56,488 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,031 |
| Regions of New Zealand | 0 | - | 4.85 | 28,111 |
| Flags of North and South America | 0 | - | 4.99 | 366,560 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,130 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,127 |
| The Only American Country ... | 0 | - | 4.92 | 120,712 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,303 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,096 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,792 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,341 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,660 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,123 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,911 |
| North America Map Quiz | 0 | - | 4.98 | 244,236 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,858 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,869 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,919 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,263 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,365 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,823 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,018 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,465 |
| US States Quiz | 0 | - | 5.00 | 16,690,645 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,624 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,722 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,581 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,332 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,476 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,230 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,486 |
| Celtic Nations | 0 | - | 4.69 | 46,805 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,295 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,274 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,656 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,250 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,000 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,300 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,433 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,779 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,817 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,172 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,688 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,728 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,742 |
| Monarchies of Europe | 0 | - | 4.90 | 97,267 |
| European Countries with One Border | 0 | - | 4.97 | 181,544 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,343 |
