| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,528 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,665 |
| Provinces of China | 0 | - | 4.97 | 200,068 |
| Japanese Prefectures | 0 | - | 4.98 | 134,511 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,083 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,768 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,527 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,402 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,273 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,746 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,142 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,241 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,168 |
| States of India | 0 | - | 4.94 | 189,982 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,989 |
| Provinces of Turkey | 0 | - | 4.95 | 200,944 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,951 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,286 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,202 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,859 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,609 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,697 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,546 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,303 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,436 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,602 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,017 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,771 |
| Chinese Inventions | 0 | - | 4.30 | 33,717 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,305 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,190 |
| Japan Country Quiz | 0 | - | 4.92 | 141,220 |
| Japanese Companies | 0 | - | 4.28 | 34,077 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,070 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,404 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,769 |
| Name that Greek Letter | 0 | - | 4.94 | 321,627 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,149 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,142 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,093 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,255 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,449 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,281 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,110 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 34,131 |
| Asian Physical Geography | 0 | - | 4.61 | 35,369 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,922 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,425 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,272 |
| Famous Chinese People | 0 | - | 4.09 | 11,799 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,927 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,495 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,578 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,370 |
| Asian Islands | 0 | - | 4.49 | 20,763 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,823 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,386 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,155 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,558 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,066 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,325 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,319 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,146 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,894 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,705 |
| Middle East A-Z | 0 | - | 4.47 | 45,780 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,280 |
| Dynasties of China | 0 | - | 4.63 | 27,612 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 57,948 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,253 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,239 |
| History of India | 0 | - | 4.61 | 21,279 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,036 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,172 |
| Australian Capitals | 0 | - | 4.92 | 62,593 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,572 |
| Official European Union Languages | 0 | - | 4.97 | 236,494 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,686 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,130 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,701 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,854 |
| Asia Map Quiz | 0 | - | 4.99 | 906,858 |
| A Quiz About Islam | 0 | - | 4.31 | 48,201 |
| History of Iran | 0 | - | 4.65 | 16,270 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,429 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,666 |
| History of China | 0 | - | 4.37 | 56,684 |
| South Korea Country Quiz | 0 | - | 4.79 | 78,915 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,644 |
| Countries of Africa | 0 | - | 5.00 | 2,507,197 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,797 |
| African East Coast | 0 | - | 4.96 | 95,025 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,905 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,780 |
| Australia Map Quiz | 0 | - | 4.94 | 342,444 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,410 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,584 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,092 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,196 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,935 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,275 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,531 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,511 |
| The Only European Country ... | 0 | - | 4.91 | 213,769 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,493 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,562 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,915 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,691 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,988 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,507 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,495 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,004 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,430 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,502 |
| Word Chain - Asia | 0 | - | 4.34 | 29,217 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,440 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,491 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,434 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,747 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,490 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,445 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,023 |
| History of Egypt | 0 | - | 4.58 | 23,932 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,720 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,373 |
| China Country Quiz | 0 | - | 4.38 | 115,608 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,592 |
| Japanese Loanwords | 0 | - | 4.47 | 84,340 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,678 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,407 |
| The Life of Gandhi | 0 | - | 4.37 | 13,017 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,428 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,142 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,994 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,596 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,547 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,243 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,498 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,242 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,073 |
| The Only African Country ... | 0 | - | 4.99 | 128,347 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,773 |
| African Island Countries | 0 | - | 4.96 | 100,770 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,610 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,048 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,089 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,681 |
| Flags of Oceania | 0 | - | 5.00 | 255,089 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,909 |
| Australian States and Territories | 0 | - | 4.95 | 140,732 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,411 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,015 |
| Australia True or False | 0 | - | 4.87 | 56,496 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,044 |
| Regions of New Zealand | 0 | - | 4.85 | 28,124 |
| Flags of North and South America | 0 | - | 4.99 | 366,996 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,145 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,148 |
| The Only American Country ... | 0 | - | 4.92 | 120,736 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,321 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,193 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,050 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,349 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,747 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,431 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,935 |
| North America Map Quiz | 0 | - | 4.98 | 244,370 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,883 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,928 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,943 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,301 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,374 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,851 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,046 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,480 |
| US States Quiz | 0 | - | 5.00 | 16,696,863 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,792 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,824 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,601 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,350 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,491 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,237 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,240 |
| Celtic Nations | 0 | - | 4.69 | 46,810 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,318 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,597 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,697 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,268 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,029 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,354 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,455 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,828 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,837 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,200 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,785 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,837 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,783 |
| Monarchies of Europe | 0 | - | 4.90 | 97,298 |
| European Countries with One Border | 0 | - | 4.97 | 181,593 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,507 |
