| Japanese Language - Katakana Practice | 0 | - | 4.59 | 31,015 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 67,588 |
| Provinces of China | 0 | - | 4.97 | 185,168 |
| Japanese Prefectures | 0 | - | 4.98 | 125,656 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 270,612 |
| Four Main Islands of Japan | 0 | - | 4.52 | 25,919 |
| Japan Multiple Choice | 0 | - | 4.48 | 39,818 |
| Top African Languages on a Map | 0 | - | 4.92 | 66,966 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 206,917 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 223,534 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 45,816 |
| Countries where Arabic is an Official Language | 0 | - | 4.84 | 54,030 |
| Overseas Chinese Population | 0 | - | 4.54 | 42,288 |
| States of India | 0 | - | 4.93 | 179,438 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 64,555 |
| Provinces of Turkey | 0 | - | 4.94 | 193,557 |
| Chinese Zodiac Quiz | 0 | - | 4.74 | 124,191 |
| North Korea... or South Korea? | 0 | - | 4.48 | 78,847 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 101,909 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 62,756 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.89 | 103,592 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 91,531 |
| Countries Closest to Yemen | 0 | - | 4.90 | 21,132 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 76,768 |
| English Words of Arabic Origin | 0 | - | 4.53 | 48,779 |
| China Cities Map Quiz | 0 | - | 4.90 | 95,203 |
| Provinces of China Map Quiz | 0 | - | 4.93 | 89,658 |
| Chinese Inventions | 0 | - | 4.29 | 33,402 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,052 |
| Chinese Geography on the Map | 0 | - | 4.56 | 23,518 |
| Japan Country Quiz | 0 | - | 4.92 | 129,654 |
| Japanese Companies | 0 | - | 4.30 | 33,467 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.94 | 30,177 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 30,175 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 69,359 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 621,030 |
| Countries and States in the Caucasus | 0 | - | 4.47 | 49,749 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 85,464 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.43 | 265,099 |
| China's Territorial Disputes | 0 | - | 4.44 | 34,643 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 513,989 |
| Top European Languages on a Map | 0 | - | 4.78 | 127,301 |
| Name that Greek Letter | 0 | - | 4.93 | 313,520 |
| Asian Physical Geography | 0 | - | 4.59 | 34,865 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,290 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 31,801 |
| Asia's Busiest Airports | 0 | - | 4.78 | 50,455 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.83 | 51,755 |
| Famous Chinese People | 0 | - | 4.09 | 11,518 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,097 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 260,337 |
| Europe Map Quiz | 0 | - | 5.00 | 4,604,527 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.70 | 64,152 |
| Asian Islands | 0 | - | 4.49 | 20,500 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 69,803 |
| Asian Geography by Letter - H | 0 | - | 4.48 | 64,303 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 60,320 |
| Asian Geography by Letter - P | 0 | - | 4.44 | 56,545 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 56,101 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 52,577 |
| Asia Geography Quiz #2 | 0 | - | 4.59 | 47,490 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 31,704 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.72 | 35,215 |
| Asian Geography By Letter - L | 0 | - | 4.48 | 41,606 |
| Middle East A-Z | 0 | - | 4.46 | 44,906 |
| Middle Eastern Geography Quiz | 0 | - | 4.43 | 23,562 |
| Provinces of the Philippines | 0 | - | 4.57 | 42,842 |
| Dynasties of China | 0 | - | 4.64 | 26,581 |
| Things that Have Been Banned in China | 0 | - | 4.33 | 57,073 |
| Mongolia Country Quiz | 0 | - | 4.70 | 38,143 |
| Taiwan Country Quiz | 0 | - | 4.64 | 42,142 |
| History of India | 0 | - | 4.60 | 20,744 |
| Africa Map Quiz | 0 | - | 5.00 | 2,052,851 |
| Oceania Map Quiz | 0 | - | 4.98 | 612,355 |
| Australian Capitals | 0 | - | 4.92 | 62,055 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 66,129 |
| Official European Union Languages | 0 | - | 4.98 | 230,230 |
| European Countries in their Native Language | 0 | - | 4.99 | 152,580 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 413,637 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,039 |
| Asian Cities A-Z | 0 | - | 4.51 | 31,053 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,410,190 |
| Asia Map Quiz | 0 | - | 4.99 | 869,188 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.41 | 28,326 |
| A Quiz About Islam | 0 | - | 4.29 | 47,135 |
| History of Iran Quiz | 0 | - | 4.65 | 15,815 |
| Countries That Don't Recognize Israel | 0 | - | 4.58 | 32,916 |
| Largest Indonesian Islands | 0 | - | 4.74 | 48,342 |
| China Country Quiz | 0 | - | 4.41 | 112,143 |
| History of China | 0 | - | 4.39 | 54,918 |
| Japanese Loanwords | 0 | - | 4.49 | 82,988 |
| South Korea Country Quiz | 0 | - | 4.75 | 76,770 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,028 |
| Countries of Africa | 0 | - | 5.00 | 2,396,746 |
| African East Coast | 0 | - | 4.96 | 91,676 |
| Western Africa Map Quiz | 0 | - | 4.97 | 69,441 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 46,878 |
| Australia Map Quiz | 0 | - | 4.94 | 335,880 |
| United States Map Quiz | 0 | - | 4.98 | 4,077,781 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 58,396 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 203,076 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,215 |
| Countries That Use the Euro | 0 | - | 4.96 | 84,346 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 354,566 |
| Europe Geography Decoder | 0 | - | 4.85 | 67,710 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 106,962 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.84 | 41,105 |
| The Only European Country ... | 0 | - | 4.91 | 201,818 |
| European Countries NOT in NATO | 0 | - | 4.88 | 52,936 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 40,570 |
| Asian Geography By Letter - S | 0 | - | 4.21 | 55,315 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 50,793 |
| Asian Geography by Letter - G | 0 | - | 4.37 | 50,167 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 66,414 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 63,525 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,063 |
| South Asian Cities by Map | 0 | - | 4.34 | 23,094 |
| Asian Last Names in the United States | 0 | - | 4.43 | 45,607 |
| Word Chain - Asia | 0 | - | 4.33 | 28,842 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 91,360 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 33,622 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 29,889 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,350,251 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.20 | 15,176 |
| Iran... or Iraq? | 0 | - | 4.32 | 32,783 |
| Ottoman Empire Quiz | 0 | - | 4.45 | 16,582 |
| History of Egypt | 0 | - | 4.58 | 23,520 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,071 |
| Largest Philippines Islands | 0 | - | 4.63 | 23,747 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,335 |
| Capitals in their Native Languages | 0 | - | 4.94 | 130,736 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 75,075 |
| The Life of Gandhi | 0 | - | 4.37 | 12,878 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 96,260 |
| Flags of Africa Quiz | 0 | - | 5.00 | 434,031 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 48,129 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 26,341 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 210,213 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 112,399 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 156,273 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 30,156 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 70,362 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 130,727 |
| The Only African Country ... | 0 | - | 4.98 | 125,793 |
| African Countries by a Single Clue | 0 | - | 4.92 | 66,536 |
| African Island Countries | 0 | - | 4.96 | 97,164 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 236,241 |
| Pixelated Africa Map | 0 | - | 4.98 | 95,113 |
| Countries Closest to Africa | 0 | - | 4.95 | 152,225 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.91 | 30,318 |
| Flags of Oceania | 0 | - | 5.00 | 240,378 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.96 | 24,908 |
| Australian States and Territories | 0 | - | 4.96 | 137,177 |
| Australia Cities Map Quiz | 0 | - | 4.85 | 140,683 |
| Australian Immigration by Country | 0 | - | 4.82 | 75,905 |
| Australia True or False | 0 | - | 4.87 | 55,082 |
| Australia... or New Zealand? | 0 | - | 4.83 | 59,149 |
| Regions of New Zealand | 0 | - | 4.83 | 26,923 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 339,809 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 110,751 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 139,429 |
| The Only American Country ... | 0 | - | 4.92 | 116,973 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 107,277 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 121,804 |
| South America Map Quiz | 0 | - | 5.00 | 1,505,422 |
| Uruguay Country Quiz | 0 | - | 4.83 | 30,530 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 887,651 |
| Countries of North America Quiz | 0 | - | 5.00 | 968,799 |
| North American Capitals - Map Quiz | 0 | - | 4.89 | 53,600 |
| North America Map Quiz | 0 | - | 4.98 | 229,775 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 91,484 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 57,468 |
| U.S. State Border Crossings | 0 | - | 4.96 | 87,460 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 233,268 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 112,022 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 71,869 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 69,957 |
| US States Quiz | 0 | - | 5.00 | 16,081,720 |
| Canada Provinces and Territories | 0 | - | 5.00 | 321,358 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 615,118 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 52,414 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 102,092 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 40,882 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 22,569 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,150,546 |
| Celtic Nations | 0 | - | 4.74 | 46,213 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,284,074 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 187,193 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 146,654 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 91,458 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 131,659 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 83,996 |
| Three Band Flags of Europe | 0 | - | 4.97 | 185,498 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.85 | 84,813 |
| Catholic Countries in Europe | 0 | - | 4.83 | 91,021 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 301,182 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 151,258 |
| Pixelated Europe Map | 0 | - | 4.88 | 117,754 |
| Monarchies of Europe | 0 | - | 4.89 | 94,230 |
| European Countries with One Border | 0 | - | 4.97 | 177,008 |
