| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,085 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,447 |
| Provinces of China | 0 | - | 4.97 | 204,573 |
| Japanese Prefectures | 0 | - | 4.98 | 136,994 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,187 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,940 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,691 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,088 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,764 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,403 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,953 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,527 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,413 |
| States of India | 0 | - | 4.95 | 193,407 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,528 |
| Provinces of Turkey | 0 | - | 4.95 | 204,242 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,648 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,854 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,878 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,239 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,060 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,830 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,561 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,088 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,762 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,232 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,634 |
| Chinese Inventions | 0 | - | 4.30 | 33,801 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,396 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,386 |
| Japan Country Quiz | 0 | - | 4.93 | 142,496 |
| Japanese Companies | 0 | - | 4.28 | 34,231 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,711 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,336 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,925 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,579 |
| Name that Greek Letter | 0 | - | 4.93 | 323,482 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,547 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,873 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,307 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,837 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,656 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,630 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,112 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,585 |
| Asian Physical Geography | 0 | - | 4.61 | 35,527 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,097 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,558 |
| Asia's Busiest Airports | 0 | - | 4.69 | 52,780 |
| Famous Chinese People | 0 | - | 4.09 | 11,880 |
| Countries of the Indian Diaspora | 0 | - | 4.45 | 59,280 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,233 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,699 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,726 |
| Asian Islands | 0 | - | 4.49 | 20,842 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,145 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,712 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,422 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,919 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,379 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,509 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,562 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,255 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,083 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,040 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,888 |
| Middle East A-Z | 0 | - | 4.47 | 46,023 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,999 |
| Dynasties of China | 0 | - | 4.64 | 27,926 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,218 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,552 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,525 |
| History of India | 0 | - | 4.62 | 21,429 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,229 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,498 |
| Australian Capitals | 0 | - | 4.92 | 62,727 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,145 |
| Official European Union Languages | 0 | - | 4.97 | 238,547 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,884 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,275 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,901 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,332 |
| Asia Map Quiz | 0 | - | 4.99 | 917,028 |
| A Quiz About Islam | 0 | - | 4.31 | 48,448 |
| History of Iran | 0 | - | 4.66 | 16,358 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,854 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,048 |
| History of China | 0 | - | 4.37 | 57,206 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,786 |
| Countries of Africa | 0 | - | 5.00 | 2,537,698 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,846 |
| African East Coast | 0 | - | 4.96 | 96,083 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,905 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,723 |
| Australia Map Quiz | 0 | - | 4.95 | 344,658 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,783 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,891 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,315 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,659 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,080 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,523 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,994 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,291 |
| The Only European Country ... | 0 | - | 4.91 | 216,695 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,176 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,840 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,088 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,930 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,209 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,785 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,732 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,235 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,506 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,773 |
| Word Chain - Asia | 0 | - | 4.34 | 29,335 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,998 |
| Asian Geography By Letter - J | 0 | - | 4.26 | 34,728 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,126 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,564 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,575 |
| Ottoman Empire Quiz | 0 | - | 4.37 | 17,135 |
| History of Egypt | 0 | - | 4.58 | 24,031 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,922 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,576 |
| China Country Quiz | 0 | - | 4.37 | 122,210 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,661 |
| Japanese Loanwords | 0 | - | 4.47 | 84,641 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,536 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,401 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,779 |
| The Life of Gandhi | 0 | - | 4.37 | 13,056 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,980 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,489 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,340 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,018 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,599 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,266 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,278 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,788 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,547 |
| The Only African Country ... | 0 | - | 4.99 | 129,112 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,134 |
| African Island Countries | 0 | - | 4.96 | 101,650 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,442 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,880 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,218 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,301 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,448 |
| Flags of Oceania | 0 | - | 5.00 | 259,505 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,345 |
| Australian States and Territories | 0 | - | 4.96 | 142,003 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,431 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,293 |
| Australia True or False | 0 | - | 4.87 | 56,863 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,580 |
| Regions of New Zealand | 0 | - | 4.85 | 28,521 |
| Flags of North and South America | 0 | - | 4.99 | 373,168 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,620 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,241 |
| The Only American Country ... | 0 | - | 4.92 | 121,628 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,132 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,797 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,978 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,588 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,383 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,455 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 58,006 |
| North America Map Quiz | 0 | - | 4.98 | 248,592 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,683 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,190 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,488 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,484 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,740 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,480 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,085 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,949 |
| US States Quiz | 0 | - | 5.00 | 16,878,685 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,653 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,528 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,171 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,095 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,888 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,387 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,506 |
| Celtic Nations | 0 | - | 4.69 | 46,951 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,893 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,688 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,224 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,876 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,566 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,171 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,358 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,384 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,153 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,600 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 171,954 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,779 |
| Monarchies of Europe | 0 | - | 4.90 | 98,165 |
| European Countries with One Border | 0 | - | 4.97 | 182,804 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,606 |
