| Top Asian Languages on a Map | 0 | - | 4.95 | 71,655 |
| Provinces of China | 0 | - | 4.97 | 205,677 |
| Japanese Prefectures | 0 | - | 4.98 | 137,654 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,706 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,953 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,735 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,395 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,774 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,120 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,595 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,461 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,470 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,717 |
| Provinces of Turkey | 0 | - | 4.94 | 204,679 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,345 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,773 |
| States of India | 0 | - | 4.95 | 194,146 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,405 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,358 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,102 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,631 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,409 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,802 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,451 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,907 |
| Chinese Inventions | 0 | - | 4.30 | 33,823 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,417 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,420 |
| Japan Country Quiz | 0 | - | 4.93 | 142,744 |
| Japanese Companies | 0 | - | 4.28 | 34,265 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,806 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,023 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,097 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,517 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,932 |
| Name that Greek Letter | 0 | - | 4.93 | 324,182 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,623 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,034 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,909 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,955 |
| China's Territorial Disputes | 0 | - | 4.47 | 35,693 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,417 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,611 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,361 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 42,338 |
| Asian Physical Geography | 0 | - | 4.61 | 35,563 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,138 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,583 |
| Asia's Busiest Airports | 0 | - | 4.69 | 52,907 |
| Famous Chinese People | 0 | - | 4.09 | 11,890 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,541 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,820 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,609 |
| Asian Islands | 0 | - | 4.49 | 20,866 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,266 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,838 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,501 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,013 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,473 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,553 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,606 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,284 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,120 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,134 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,038 |
| Middle East A-Z | 0 | - | 4.47 | 46,150 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,408 |
| Dynasties of China | 0 | - | 4.64 | 27,970 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,281 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,508 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,604 |
| Oceania Map Quiz | 0 | - | 4.98 | 653,290 |
| Australian Capitals | 0 | - | 4.92 | 62,755 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,333 |
| Official European Union Languages | 0 | - | 4.97 | 238,938 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,140 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,081 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,949 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,765 |
| Asia Map Quiz | 0 | - | 4.99 | 919,799 |
| A Quiz About Islam | 0 | - | 4.31 | 48,503 |
| History of Iran | 0 | - | 4.66 | 16,376 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,952 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,128 |
| History of China | 0 | - | 4.37 | 57,324 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,620 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,581 |
| History of India | 0 | - | 4.62 | 21,455 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,939 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,942 |
| Australia Map Quiz | 0 | - | 4.95 | 345,188 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,728 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 59,959 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,826 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,743 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,593 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,060 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,114 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,703 |
| The Only European Country ... | 0 | - | 4.91 | 217,418 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,590 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,916 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,142 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,016 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,290 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,875 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,836 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,310 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,524 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,840 |
| Word Chain - Asia | 0 | - | 4.34 | 29,348 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,310 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,804 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,910 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,582 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,599 |
| History of Egypt | 0 | - | 4.58 | 24,062 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,946 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,599 |
| China Country Quiz | 0 | - | 4.37 | 122,447 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,680 |
| Japanese Loanwords | 0 | - | 4.47 | 84,713 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,659 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,823 |
| Countries of Africa | 0 | - | 5.00 | 2,545,246 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,111 |
| African East Coast | 0 | - | 4.96 | 96,289 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,159 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,491 |
| Flags of Oceania | 0 | - | 5.00 | 260,571 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,435 |
| Australian States and Territories | 0 | - | 4.96 | 142,244 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,726 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,367 |
| Australia True or False | 0 | - | 4.87 | 56,955 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,712 |
| Regions of New Zealand | 0 | - | 4.84 | 28,592 |
| Flags of North and South America | 0 | - | 4.99 | 374,388 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,720 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,409 |
| The Only American Country ... | 0 | - | 4.92 | 121,824 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,280 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,125 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,854 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,641 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,978 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,926 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,212 |
| North America Map Quiz | 0 | - | 4.98 | 249,497 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,851 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,415 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,618 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,763 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,809 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,622 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,419 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,034 |
| US States Quiz | 0 | - | 5.00 | 16,919,487 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,715 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,753 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,311 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,218 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,965 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,431 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,753 |
| Celtic Nations | 0 | - | 4.69 | 46,997 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,938 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,815 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,937 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,443 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,053 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,861 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,364 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,726 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,541 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,395 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,279 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,087 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,997 |
| Monarchies of Europe | 0 | - | 4.90 | 98,355 |
| European Countries with One Border | 0 | - | 4.97 | 183,131 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,904 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 86,794 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,654 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,764 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,466 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,116 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,330 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,148 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,319 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,566 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,407 |
| Slavic Countries | 0 | - | 4.96 | 111,889 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,026 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,103 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,859 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,228 |
| States of Germany | 0 | - | 4.95 | 153,227 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,480 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,290 |
