| Japanese Prefectures | 0 | - | 4.98 | 136,942 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 279,180 |
| Japan Country Quiz | 0 | - | 4.93 | 142,483 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,646 |
| Sushi Translation | 0 | - | 4.08 | 13,948 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,690 |
| Japanese Loanwords | 0 | - | 4.47 | 84,635 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,742 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,442 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,389 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,940 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,523 |
| States of India | 0 | - | 4.95 | 193,329 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,517 |
| Provinces of Turkey | 0 | - | 4.95 | 204,213 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,642 |
| Provinces of China | 0 | - | 4.97 | 204,512 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,078 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,872 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,275 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,332 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,231 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,886 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,734 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,560 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,082 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,759 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,221 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,578 |
| Countries that Border China | 0 | - | 4.96 | 263,178 |
| Japanese Companies | 0 | - | 4.28 | 34,228 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,940 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,443 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,154 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,420 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,517 |
| Name that Greek Letter | 0 | - | 4.93 | 323,469 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,544 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,865 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,284 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,831 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,655 |
| Countries that Beat China | 0 | - | 4.85 | 115,848 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,592 |
| Ancient Greek Words | 0 | - | 4.93 | 111,619 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,579 |
| Asian Physical Geography | 0 | - | 4.61 | 35,525 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,094 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,556 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,778 |
| Countries of the Indian Diaspora | 0 | - | 4.45 | 59,255 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,226 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,386 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,724 |
| Asian Islands | 0 | - | 4.49 | 20,842 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,141 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,706 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,417 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,913 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,373 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,509 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,561 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,251 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,081 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,036 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,884 |
| Middle East A-Z | 0 | - | 4.47 | 46,018 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,960 |
| Dynasties of China | 0 | - | 4.64 | 27,926 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,408 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,214 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,522 |
| History of India | 0 | - | 4.62 | 21,428 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,087 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,418 |
| Australian Capitals | 0 | - | 4.92 | 62,722 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,623 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,888 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,140 |
| Official European Union Languages | 0 | - | 4.97 | 238,528 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,870 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,250 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,087 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,924 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,206 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,780 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,728 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,231 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,293 |
| Asia Map Quiz | 0 | - | 4.99 | 916,912 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,770 |
| Asian Geography By Letter - J | 0 | - | 4.26 | 34,722 |
| A Quiz About Islam | 0 | - | 4.31 | 48,445 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,133 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,847 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,921 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,573 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,040 |
| Chinese Inventions | 0 | - | 4.30 | 33,800 |
| History of China | 0 | - | 4.37 | 57,201 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,396 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,385 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,663 |
| China Multiple Choice | 0 | - | 4.50 | 37,283 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,531 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,706 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,773 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,331 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,786 |
| Countries of Africa | 0 | - | 5.00 | 2,537,349 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,976 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,401 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,838 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,999 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,584 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,250 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,270 |
| African East Coast | 0 | - | 4.96 | 96,073 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,532 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,893 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,072 |
| African Island Countries | 0 | - | 4.96 | 101,640 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,428 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,716 |
| Australian States and Territories | 0 | - | 4.96 | 141,978 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,291 |
| Australia Map Quiz | 0 | - | 4.95 | 344,635 |
| Australia True or False | 0 | - | 4.87 | 56,862 |
| Flags of North and South America | 0 | - | 4.99 | 373,144 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,613 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,235 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,781 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,878 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,348 |
| North America Map Quiz | 0 | - | 4.98 | 248,554 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,736 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,867 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,587 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,473 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,163 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,285 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,656 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,886 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,386 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,052 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,335 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,501 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,808 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,991 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,271 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,678 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,216 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,160 |
| The Only European Country ... | 0 | - | 4.91 | 216,662 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,379 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,541 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,907 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,152 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,233 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,298 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,196 |
| Slavic Countries | 0 | - | 4.96 | 111,669 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,566 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,359 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,012 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,836 |
| Counties of England | 0 | - | 4.97 | 796,899 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,672 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,245 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,746 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,161 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,003 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,506 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,905 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,519 |
| Word Chain - Asia | 0 | - | 4.34 | 29,331 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 28,982 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,983 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,036 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,559 |
| Countries of the Middle East | 0 | - | 4.96 | 201,188 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,574 |
| History of Egypt | 0 | - | 4.58 | 24,027 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,255 |
| China Country Quiz | 0 | - | 4.37 | 122,190 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,028 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,553 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,406 |
| Flags to Languages | 0 | - | 4.95 | 173,654 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,798 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,850 |
| The Life of Gandhi | 0 | - | 4.37 | 13,056 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,235 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,730 |
| African Great Lakes | 0 | - | 4.82 | 66,258 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,338 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,784 |
| The Only African Country ... | 0 | - | 4.99 | 129,105 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,130 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,612 |
