| Japanese Prefectures | 0 | - | 4.98 | 120,149 |
| Asian Geography By Letter - B | 0 | - | 4.84 | 63,693 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 266,188 |
| Countries Closest to Japan | 0 | - | 4.92 | 132,739 |
| Japanese Companies | 0 | - | 4.30 | 33,016 |
| Japanese Loanwords | 0 | - | 4.51 | 81,888 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 83,416 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 69,157 |
| Asian Geography by Letter - H | 0 | - | 4.47 | 63,583 |
| Asian Geography By Letter - M | 0 | - | 4.46 | 59,765 |
| Asian Geography by Letter - P | 0 | - | 4.44 | 55,877 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 55,481 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 65,625 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 219,661 |
| Asian Geography By Letter - L | 0 | - | 4.45 | 40,956 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.94 | 43,367 |
| Middle East A-Z | 0 | - | 4.46 | 44,369 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 53,498 |
| States of India | 0 | - | 4.94 | 172,600 |
| U.S. Citizenship Test Questions | 0 | - | 4.84 | 229,803 |
| Asian Cities A-Z | 0 | - | 4.51 | 30,797 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.41 | 28,024 |
| A Quiz About Islam | 0 | - | 4.28 | 46,490 |
| Provinces of Turkey | 0 | - | 4.95 | 188,743 |
| Countries That Don't Recognize Israel | 0 | - | 4.57 | 31,981 |
| Provinces of China | 0 | - | 4.97 | 176,200 |
| Japan Country Quiz | 0 | - | 4.92 | 126,660 |
| Four Main Islands of Japan | 0 | - | 4.52 | 25,433 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 72,956 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 56,420 |
| Sushi Translation | 0 | - | 4.07 | 13,543 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 77,684 |
| Asian Geography By Letter - S | 0 | - | 4.20 | 54,928 |
| Asian Geography by Letter - D | 0 | - | 4.26 | 50,241 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 49,666 |
| Asian Geography by Letter - I | 0 | - | 4.35 | 65,725 |
| Asian Geography by Letter - C | 0 | - | 4.31 | 62,887 |
| Asian Geography by Letter - N | 0 | - | 4.32 | 48,431 |
| Asian Geography By Letter - J | 0 | - | 4.29 | 33,030 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 28,814 |
| Countries Closest to Yemen | 0 | - | 4.88 | 20,396 |
| Countries that Border China | 0 | - | 4.96 | 253,827 |
| Closest Countries to North Korea | 0 | - | 4.91 | 108,996 |
| Pre-Euro Currencies | 0 | - | 4.43 | 50,993 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 48,840 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 84,258 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.42 | 259,378 |
| China's Territorial Disputes | 0 | - | 4.43 | 34,136 |
| Countries that Beat China | 0 | - | 4.85 | 108,548 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 91,242 |
| Japan Multiple Choice | 0 | - | 4.51 | 39,297 |
| Africa A-Z | 0 | - | 4.57 | 44,991 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 506,260 |
| Asian Physical Geography | 0 | - | 4.59 | 34,505 |
| East Asian Islands on the Map | 0 | - | 4.53 | 31,882 |
| Asia's Busiest Airports | 0 | - | 4.75 | 49,193 |
| Asian Geography By Letter - R | 0 | - | 4.38 | 25,266 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.84 | 50,982 |
| Famous Chinese People | 0 | - | 4.08 | 11,345 |
| Things that Have Been Banned in China | 0 | - | 4.33 | 56,442 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 52,544 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 256,269 |
| Major non-NATO U.S. Allies | 0 | - | 4.46 | 40,480 |
| European Geography By Letter - A | 0 | - | 4.61 | 128,240 |
| European Geography By Letter - B #1 | 0 | - | 4.73 | 107,084 |
| European Geography By Letter - C | 0 | - | 4.46 | 108,383 |
| European Geography By Letter - D | 0 | - | 4.51 | 103,120 |
| European Geography By Letter - L | 0 | - | 4.51 | 108,304 |
| European Geography By Letter - M | 0 | - | 4.53 | 117,646 |
| European Geography By Letter - P | 0 | - | 4.79 | 92,975 |
| European Geography By Letter - N | 0 | - | 4.43 | 96,475 |
| European Geography By Letter - R | 0 | - | 4.41 | 89,900 |
| European Geography By Letter - V | 0 | - | 4.46 | 89,297 |
| Europe Map Quiz | 0 | - | 5.00 | 4,512,532 |
| European Geography By Letter - S #1 | 0 | - | 4.61 | 96,554 |
| Famous Germans | 0 | - | 4.42 | 38,152 |
| Asian Islands | 0 | - | 4.45 | 20,326 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 52,125 |
| Asia Geography Quiz #2 | 0 | - | 4.59 | 46,898 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.70 | 34,812 |
| Middle Eastern Geography Quiz | 0 | - | 4.43 | 21,702 |
| Turkey A-Z | 0 | - | 4.15 | 11,063 |
| Provinces of the Philippines | 0 | - | 4.63 | 40,243 |
| Dynasties of China | 0 | - | 4.64 | 25,979 |
| Overseas Chinese Population | 0 | - | 4.54 | 41,655 |
| 100 Most Common English Words | 0 | - | 4.89 | 1,237,147 |
| China Multiple Choice | 0 | - | 4.50 | 36,245 |
| North Korea... or South Korea? | 0 | - | 4.48 | 77,863 |
| Countries Closest to Taiwan | 0 | - | 4.75 | 77,632 |
| History of India | 0 | - | 4.60 | 20,397 |
| Africa Map Quiz | 0 | - | 5.00 | 2,020,328 |
| Oceania Map Quiz | 0 | - | 4.98 | 599,181 |
| Australian Capitals | 0 | - | 4.92 | 61,771 |
| U.S. Geography by Letter - B | 0 | - | 4.49 | 56,377 |
| U.S. Geography by Letter - S | 0 | - | 4.53 | 47,578 |
| U.S. Federal Holidays | 0 | - | 4.30 | 97,559 |
| United States Map Quiz | 0 | - | 4.98 | 4,032,567 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 721,276 |
| Count to 10 in Europe: Pro | 0 | - | 4.84 | 64,528 |
| Official European Union Languages | 0 | - | 4.98 | 226,068 |
| European Countries in their Native Language | 0 | - | 4.99 | 150,223 |
| European Geography By Letter - E | 0 | - | 4.22 | 108,839 |
| European Geography By Letter - F | 0 | - | 4.16 | 88,506 |
| European Geography By Letter - H | 0 | - | 4.29 | 91,908 |
| European Geography By Letter - G | 0 | - | 4.25 | 98,247 |
| European Geography By Letter - I | 0 | - | 4.10 | 91,758 |
| European Geography By Letter - K | 0 | - | 4.14 | 66,610 |
| European Geography By Letter - O | 0 | - | 4.28 | 59,679 |
| European Geography by Letter - W | 0 | - | 4.22 | 80,442 |
| European Geography By Letter - T | 0 | - | 4.39 | 72,900 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 48,540 |
| European Geography A-Z | 0 | - | 4.31 | 47,252 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 406,272 |
| Famous Italians | 0 | - | 4.40 | 69,996 |
| Famous Nordic People | 0 | - | 4.41 | 10,911 |
| United Kingdom A-Z | 0 | - | 4.53 | 83,956 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,389,853 |
| Asia Map Quiz | 0 | - | 4.99 | 844,558 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 31,413 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 31,443 |
| Asian Last Names in the United States | 0 | - | 4.42 | 45,020 |
| Ottoman Empire Quiz | 0 | - | 4.43 | 16,341 |
| Emirates of the United Arab Emirates | 0 | - | 4.52 | 17,691 |
| English Words of Arabic Origin | 0 | - | 4.53 | 48,308 |
| Largest Philippines Islands | 0 | - | 4.63 | 23,348 |
| Largest Indonesian Islands | 0 | - | 4.68 | 47,412 |
| Chinese Zodiac Quiz | 0 | - | 4.74 | 123,037 |
| Chinese Inventions | 0 | - | 4.29 | 33,122 |
| History of China | 0 | - | 4.38 | 53,671 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 14,906 |
| Chinese Geography on the Map | 0 | - | 4.59 | 23,110 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 54,183 |
| Most Common English Verbs - Extreme | 0 | - | 4.95 | 146,763 |
| Countries that Beat Japan | 0 | - | 4.45 | 64,878 |
| Japanese Language - Katakana Practice | 0 | - | 4.60 | 29,610 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 74,288 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 29,570 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 16,703 |
| Countries of Africa | 0 | - | 5.00 | 2,325,656 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 95,048 |
| Flags of Africa Quiz | 0 | - | 5.00 | 419,768 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 24,473 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 206,937 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 110,341 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 153,791 |
| African East Coast | 0 | - | 4.96 | 89,416 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 127,350 |
| Western Africa Map Quiz | 0 | - | 4.97 | 67,072 |
| Top African Languages on a Map | 0 | - | 4.92 | 62,839 |
| African Island Countries | 0 | - | 4.96 | 94,997 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 232,727 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 44,945 |
| Australian States and Territories | 0 | - | 4.96 | 135,013 |
| Famous Australians | 0 | - | 4.24 | 19,623 |
| Australian Immigration by Country | 0 | - | 4.81 | 75,215 |
| Australia Map Quiz | 0 | - | 4.94 | 331,933 |
| Australia True or False | 0 | - | 4.87 | 54,215 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 331,210 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 109,807 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 137,727 |
| U.S. Geography by Letter - C | 0 | - | 4.21 | 61,128 |
| U.S. Geography by Letter - A | 0 | - | 4.32 | 48,932 |
| U.S. Geography by Letter - D | 0 | - | 4.02 | 45,127 |
| U.S. Geography by Letter - T | 0 | - | 4.25 | 44,640 |
| U.S. Geography by Letter - P | 0 | - | 4.31 | 42,613 |
| U.S. Geography by Letter - M | 0 | - | 4.19 | 41,909 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 116,738 |
| South America Map Quiz | 0 | - | 5.00 | 1,481,493 |
| Countries of North America Quiz | 0 | - | 5.00 | 941,571 |
| North America Map Quiz | 0 | - | 4.98 | 219,926 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 110,507 |
| American Legal Vocabulary | 0 | - | 4.40 | 32,953 |
| People on Money - United States | 0 | - | 4.32 | 62,516 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 606,414 |
| Canada A-Z | 0 | - | 4.69 | 31,569 |
| Most Spoken Languages in Canada | 0 | - | 4.90 | 50,681 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 200,958 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 89,088 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 39,898 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 22,067 |
| Countries That Use the Euro | 0 | - | 4.92 | 73,724 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,119,427 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 348,783 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,255,767 |
| Europe Geography Decoder | 0 | - | 4.85 | 66,429 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 102,596 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 184,685 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 144,348 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 200,494 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 40,371 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 82,098 |
| The Only European Country ... | 0 | - | 4.92 | 194,876 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 296,816 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 141,134 |
| Name a Major European City A-Z | 0 | - | 4.31 | 45,646 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.94 | 58,451 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 81,269 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 120,732 |
| Slavic Countries | 0 | - | 4.96 | 105,409 |
| Famous Dutch and Belgian People | 0 | - | 4.53 | 17,325 |
