| Top Asian Languages on a Map | 0 | - | 4.95 | 72,090 |
| Provinces of China | 0 | - | 4.97 | 207,994 |
| Japanese Prefectures | 0 | - | 4.99 | 139,029 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,704 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,988 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,841 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,814 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,637 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,603 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,741 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,267 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,589 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,028 |
| Provinces of Turkey | 0 | - | 4.95 | 205,921 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,859 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,088 |
| States of India | 0 | - | 4.94 | 195,903 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,724 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,374 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,730 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,783 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,825 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,894 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,900 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,661 |
| Chinese Inventions | 0 | - | 4.30 | 33,865 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,448 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,490 |
| Japan Country Quiz | 0 | - | 4.93 | 143,337 |
| Japanese Companies | 0 | - | 4.29 | 34,363 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,985 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,347 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,541 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,867 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 651,946 |
| Name that Greek Letter | 0 | - | 4.93 | 324,987 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,813 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,306 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,707 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,190 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,803 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,588 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,530 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,848 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,998 |
| Asian Physical Geography | 0 | - | 4.61 | 35,623 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,214 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,679 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,126 |
| Famous Chinese People | 0 | - | 4.09 | 11,926 |
| Europe Map Quiz | 0 | - | 5.00 | 4,788,430 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,982 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,760 |
| Asian Islands | 0 | - | 4.49 | 20,911 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,469 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,082 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,671 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,212 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,668 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,661 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,738 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,362 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,203 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,320 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,315 |
| Middle East A-Z | 0 | - | 4.47 | 46,239 |
| Provinces of the Philippines | 0 | - | 4.56 | 51,048 |
| Dynasties of China | 0 | - | 4.64 | 28,069 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,413 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,985 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,378 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,404 |
| Australian Capitals | 0 | - | 4.92 | 62,832 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,732 |
| Official European Union Languages | 0 | - | 4.97 | 239,805 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,656 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,908 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,060 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,540 |
| Asia Map Quiz | 0 | - | 4.99 | 925,251 |
| A Quiz About Islam | 0 | - | 4.32 | 48,619 |
| History of Iran | 0 | - | 4.66 | 16,425 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,183 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,301 |
| History of China | 0 | - | 4.35 | 57,582 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,744 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,712 |
| History of India | 0 | - | 4.62 | 21,514 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,777 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,467 |
| Australia Map Quiz | 0 | - | 4.95 | 346,176 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,400 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 60,119 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,959 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,921 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,814 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,252 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,320 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,134 |
| The Only European Country ... | 0 | - | 4.91 | 219,037 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,527 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,057 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,246 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,183 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,417 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,069 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,017 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,456 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,559 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,969 |
| Word Chain - Asia | 0 | - | 4.34 | 29,392 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,950 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,946 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,326 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,609 |
| Iran... or Iraq? | 0 | - | 4.31 | 33,664 |
| History of Egypt | 0 | - | 4.58 | 24,103 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,077 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,717 |
| China Country Quiz | 0 | - | 4.38 | 122,933 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,715 |
| Japanese Loanwords | 0 | - | 4.47 | 84,886 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,936 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,889 |
| Countries of Africa | 0 | - | 5.00 | 2,560,023 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,866 |
| African East Coast | 0 | - | 4.96 | 96,775 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,634 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,683 |
| Flags of Oceania | 0 | - | 5.00 | 262,740 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,718 |
| Australian States and Territories | 0 | - | 4.96 | 142,871 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,526 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,505 |
| Australia True or False | 0 | - | 4.87 | 57,151 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,013 |
| Regions of New Zealand | 0 | - | 4.84 | 28,745 |
| Flags of North and South America | 0 | - | 4.99 | 377,047 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,963 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,798 |
| The Only American Country ... | 0 | - | 4.92 | 122,220 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,674 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,671 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,760 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,756 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,038 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,598 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,831 |
| North America Map Quiz | 0 | - | 4.98 | 252,091 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,195 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,056 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,893 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,827 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,982 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,950 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,007 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,271 |
| US States Quiz | 0 | - | 5.00 | 16,997,438 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,262 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,631 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,568 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,520 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,175 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,506 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,209 |
| Celtic Nations | 0 | - | 4.61 | 47,097 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,926 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,710 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,517 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,064 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,754 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,509 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,778 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,600 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,029 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,770 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,761 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,808 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,476 |
| Monarchies of Europe | 0 | - | 4.90 | 98,881 |
| European Countries with One Border | 0 | - | 4.97 | 183,807 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,548 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,829 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,449 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,388 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,434 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,780 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,854 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,588 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,990 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,190 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,798 |
| Slavic Countries | 0 | - | 4.96 | 112,376 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,498 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,478 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,649 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,801 |
| States of Germany | 0 | - | 4.95 | 154,508 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,695 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,695 |
