| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,017 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,331 |
| Provinces of China | 0 | - | 4.97 | 203,870 |
| Japanese Prefectures | 0 | - | 4.98 | 136,577 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,840 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,924 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,662 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,819 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,378 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,148 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,814 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,477 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,368 |
| States of India | 0 | - | 4.95 | 192,911 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,433 |
| Provinces of Turkey | 0 | - | 4.95 | 203,809 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,555 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,645 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,767 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,708 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,147 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 109,843 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,666 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,518 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,992 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,731 |
| China Cities Map Quiz | 0 | - | 4.93 | 105,030 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,481 |
| Chinese Inventions | 0 | - | 4.30 | 33,792 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,382 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,362 |
| Japan Country Quiz | 0 | - | 4.93 | 142,322 |
| Japanese Companies | 0 | - | 4.28 | 34,203 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,297 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,483 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,603 |
| Name that Greek Letter | 0 | - | 4.93 | 323,246 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,479 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,763 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,014 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,758 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,626 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,108 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,943 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,482 |
| Asian Physical Geography | 0 | - | 4.60 | 35,497 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,068 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,542 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,705 |
| Famous Chinese People | 0 | - | 4.09 | 11,873 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 59,022 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,004 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,351 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,669 |
| Asian Islands | 0 | - | 4.49 | 20,824 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,091 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,649 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,380 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,847 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,322 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,490 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,526 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,236 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,053 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,979 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,804 |
| Middle East A-Z | 0 | - | 4.47 | 45,992 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,673 |
| Dynasties of China | 0 | - | 4.64 | 27,885 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,166 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,508 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,486 |
| History of India | 0 | - | 4.62 | 21,408 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,928 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,269 |
| Australian Capitals | 0 | - | 4.92 | 62,709 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,050 |
| Official European Union Languages | 0 | - | 4.97 | 238,282 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,707 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,799 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,872 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,446 |
| Asia Map Quiz | 0 | - | 4.99 | 915,461 |
| A Quiz About Islam | 0 | - | 4.31 | 48,409 |
| History of Iran | 0 | - | 4.66 | 16,348 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,796 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,999 |
| History of China | 0 | - | 4.37 | 57,115 |
| South Korea Country Quiz | 0 | - | 4.78 | 79,445 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,762 |
| Countries of Africa | 0 | - | 5.00 | 2,532,725 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,711 |
| African East Coast | 0 | - | 4.96 | 95,925 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,742 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,560 |
| Australia Map Quiz | 0 | - | 4.95 | 344,114 |
| United States Map Quiz | 0 | - | 4.98 | 4,155,344 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,853 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,948 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,612 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,724 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,177 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,928 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,985 |
| The Only European Country ... | 0 | - | 4.91 | 216,246 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,912 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,789 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,067 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,894 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,179 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,744 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,698 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,198 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,498 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,732 |
| Word Chain - Asia | 0 | - | 4.34 | 29,312 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,795 |
| Asian Geography By Letter - J | 0 | - | 4.26 | 34,691 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,901 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,553 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,557 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,114 |
| History of Egypt | 0 | - | 4.58 | 24,014 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,889 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,548 |
| China Country Quiz | 0 | - | 4.37 | 122,036 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,649 |
| Japanese Loanwords | 0 | - | 4.47 | 84,589 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,348 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,711 |
| The Life of Gandhi | 0 | - | 4.37 | 13,050 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,925 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,054 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,309 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,789 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,482 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,105 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,169 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,711 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,320 |
| The Only African Country ... | 0 | - | 4.99 | 129,013 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,091 |
| African Island Countries | 0 | - | 4.96 | 101,512 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,220 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,744 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,077 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,173 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.87 | 55,516 |
| Flags of Oceania | 0 | - | 5.00 | 258,542 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,288 |
| Australian States and Territories | 0 | - | 4.96 | 141,800 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,296 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,253 |
| Australia True or False | 0 | - | 4.87 | 56,806 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,497 |
| Regions of New Zealand | 0 | - | 4.85 | 28,471 |
| Flags of North and South America | 0 | - | 4.99 | 372,416 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,555 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,143 |
| The Only American Country ... | 0 | - | 4.92 | 121,475 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,008 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,541 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,392 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,538 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,776 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,574 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,802 |
| North America Map Quiz | 0 | - | 4.98 | 248,063 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,591 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,960 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,409 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,280 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,682 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,382 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,851 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,861 |
| US States Quiz | 0 | - | 5.00 | 16,848,413 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,826 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,607 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,079 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,002 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,828 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,375 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,644 |
| Celtic Nations | 0 | - | 4.69 | 46,917 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,073 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,527 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,065 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,739 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,358 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,048 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,079 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,299 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,004 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,162 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,017 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,612 |
| Monarchies of Europe | 0 | - | 4.90 | 98,020 |
| European Countries with One Border | 0 | - | 4.97 | 182,610 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,427 |
