| Provinces of China | 0 | - | 4.97 | 203,607 |
| Japanese Loanwords | 0 | - | 4.47 | 84,576 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,733 |
| German Loan Words | 0 | - | 4.27 | 135,735 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,614 |
| Ancient Greek Words | 0 | - | 4.93 | 111,381 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,286 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,034 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,772 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,447 |
| Dynasties of China | 0 | - | 4.64 | 27,841 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,352 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,148 |
| States of India | 0 | - | 4.94 | 192,716 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,416 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,751 |
| Provinces of Turkey | 0 | - | 4.95 | 203,716 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,520 |
| History of China | 0 | - | 4.37 | 57,070 |
| Japanese Prefectures | 0 | - | 4.98 | 136,496 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,158 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,195 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,193 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,497 |
| Chinese Inventions | 0 | - | 4.30 | 33,785 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,377 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,350 |
| Countries that Border China | 0 | - | 4.96 | 262,892 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,338 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,054 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,481 |
| Sushi Translation | 0 | - | 4.08 | 13,937 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,277 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,459 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,723 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,827 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,726 |
| Countries that Beat China | 0 | - | 4.86 | 115,520 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,111 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,870 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,437 |
| Asian Physical Geography | 0 | - | 4.60 | 35,483 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,056 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,532 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,681 |
| Famous Chinese People | 0 | - | 4.09 | 11,868 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,654 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 58,886 |
| History of India | 0 | - | 4.61 | 21,401 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,929 |
| Europe Map Quiz | 0 | - | 5.00 | 4,756,453 |
| American to British Word Translation | 0 | - | 4.14 | 138,788 |
| Asian Islands | 0 | - | 4.49 | 20,821 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,080 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,635 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,366 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,827 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,308 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,476 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,505 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,226 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,038 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,955 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,770 |
| A Quiz About Islam | 0 | - | 4.31 | 48,402 |
| Middle East A-Z | 0 | - | 4.47 | 45,977 |
| History of Iran | 0 | - | 4.66 | 16,341 |
| Countries That Don't Recognize Israel | 0 | - | 4.67 | 34,763 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,566 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,974 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,995 |
| Words for Leaders | 0 | - | 4.77 | 256,883 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,614 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,752 |
| Countries of Africa | 0 | - | 5.00 | 2,530,901 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,093 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,645 |
| African East Coast | 0 | - | 4.96 | 95,852 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,657 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,784 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,495 |
| Australian Capitals | 0 | - | 4.92 | 62,698 |
| Australia Map Quiz | 0 | - | 4.95 | 343,884 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,405 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,812 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,587 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,599 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,012 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,024 |
| Official European Union Languages | 0 | - | 4.97 | 238,175 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,645 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,892 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,882 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,613 |
| The Only European Country ... | 0 | - | 4.91 | 216,047 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,807 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,504 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,767 |
| British Spellings | 0 | - | 4.06 | 99,411 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,055 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,886 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,171 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,727 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,686 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,188 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,880 |
| Asia Map Quiz | 0 | - | 4.99 | 914,806 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,495 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,716 |
| Word Chain - Asia | 0 | - | 4.34 | 29,307 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,692 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,674 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,451 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,549 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,551 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,106 |
| History of Egypt | 0 | - | 4.58 | 24,011 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,870 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,723 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,541 |
| China by Picture | 0 | - | 4.51 | 63,077 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,645 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,628 |
| China Multiple Choice | 0 | - | 4.50 | 37,260 |
| Japanese Companies | 0 | - | 4.28 | 34,191 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,918 |
| Countries that Beat Japan | 0 | - | 4.41 | 67,882 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,685 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,281 |
| The Life of Gandhi | 0 | - | 4.37 | 13,046 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,881 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,505 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,296 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,703 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,416 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,036 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,108 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,672 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,220 |
| The Only African Country ... | 0 | - | 4.98 | 128,965 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,068 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,732 |
| African Island Countries | 0 | - | 4.96 | 101,454 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,098 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,687 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,018 |
| Flags of Oceania | 0 | - | 5.00 | 258,288 |
| Australian States and Territories | 0 | - | 4.96 | 141,714 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,202 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,236 |
| Australian Slang | 0 | - | 4.24 | 28,598 |
| Australia True or False | 0 | - | 4.87 | 56,785 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,468 |
| Flags of North and South America | 0 | - | 4.99 | 372,075 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,521 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,106 |
| The Only American Country ... | 0 | - | 4.92 | 121,419 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,959 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,396 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,598 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,571 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,862 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,737 |
| North America Map Quiz | 0 | - | 4.98 | 247,810 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,561 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,897 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,371 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,206 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,663 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,349 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,889 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,765 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,827 |
| US States Quiz | 0 | - | 5.00 | 16,836,790 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,756 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,499 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,303 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,054 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,950 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,803 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,363 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,485 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,568 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,456 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,005 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,696 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,220 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,283 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,010 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,958 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,267 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,936 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,026 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,784 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,531 |
| Monarchies of Europe | 0 | - | 4.90 | 97,980 |
| European Countries with One Border | 0 | - | 4.97 | 182,540 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,347 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,014 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,833 |
