| Asian Geography By Letter - B | 0 | - | 4.85 | 67,068 |
| Provinces of China | 0 | - | 4.97 | 208,249 |
| Japanese Prefectures | 0 | - | 4.98 | 139,156 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,809 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,374 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,958 |
| North Korea... or South Korea? | 0 | - | 4.47 | 81,000 |
| Japanese Companies | 0 | - | 4.29 | 34,377 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,224 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,983 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,028 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,059 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,489 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,096 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,686 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,238 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,680 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,124 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,716 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,335 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,336 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,661 |
| Middle East A-Z | 0 | - | 4.47 | 46,251 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,763 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,601 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,861 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,029 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,950 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,027 |
| A Quiz About Islam | 0 | - | 4.32 | 48,631 |
| Provinces of Turkey | 0 | - | 4.95 | 206,053 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,198 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,105 |
| Famous Chinese People | 0 | - | 4.09 | 11,928 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,422 |
| States of India | 0 | - | 4.94 | 196,082 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,254 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,196 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,428 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,079 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,034 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,469 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,957 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,796 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,936 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,702 |
| Chinese Inventions | 0 | - | 4.30 | 33,865 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,454 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,500 |
| Japan Country Quiz | 0 | - | 4.93 | 143,399 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,989 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,584 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,755 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,829 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 29,118 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,329 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,772 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,216 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,815 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,297 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,666 |
| Asian Physical Geography | 0 | - | 4.61 | 35,626 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,215 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,684 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,156 |
| Asian Geography By Letter - R | 0 | - | 4.35 | 28,273 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,847 |
| Africa A-Z | 0 | - | 4.57 | 46,784 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,544 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,278 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,674 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,137 |
| European Geography By Letter - D | 0 | - | 4.49 | 118,282 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,200 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,679 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,230 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,845 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,128 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,718 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,786 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,523 |
| Famous Germans | 0 | - | 4.50 | 55,812 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,445 |
| Asian Islands | 0 | - | 4.49 | 20,912 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,666 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,744 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,370 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,214 |
| Turkey A-Z | 0 | - | 4.04 | 11,937 |
| Provinces of the Philippines | 0 | - | 4.56 | 51,130 |
| Dynasties of China | 0 | - | 4.64 | 28,081 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,420 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 60,032 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,478 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,326,347 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,736 |
| Australian Capitals | 0 | - | 4.92 | 62,839 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,075 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,035 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,634 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,117 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 749,959 |
| Canada A-Z | 0 | - | 4.73 | 32,977 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,778 |
| Official European Union Languages | 0 | - | 4.97 | 239,882 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,709 |
| European Geography By Letter - E | 0 | - | 4.23 | 115,334 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,595 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,301 |
| European Geography By Letter - G | 0 | - | 4.27 | 104,069 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,661 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,303 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,688 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,665 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,969 |
| European Geography A-Z | 0 | - | 4.29 | 49,492 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,075 |
| Famous French People | 0 | - | 4.05 | 36,123 |
| History of The Netherlands | 0 | - | 4.46 | 17,558 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,391 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,157 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,798 |
| Asia Map Quiz | 0 | - | 4.99 | 925,679 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,975 |
| History of Iran | 0 | - | 4.66 | 16,428 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,083 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,902 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,726 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,319 |
| History of China | 0 | - | 4.35 | 57,614 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,717 |
| North Korea Country Quiz | 0 | - | 3.82 | 33,751 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,759 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,726 |
| History of India | 0 | - | 4.62 | 21,522 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,399 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,622 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,511 |
| Australian States and Territories | 0 | - | 4.96 | 142,915 |
| Famous Australians by Description | 0 | - | 4.23 | 28,159 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,514 |
| Australia Map Quiz | 0 | - | 4.95 | 346,268 |
| Australia True or False | 0 | - | 4.87 | 57,165 |
| Flags of North and South America | 0 | - | 4.99 | 377,358 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,028 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,900 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,630 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,673 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,632 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,405 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,560 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,740 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,668 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,811 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 37,019 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,744 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,723 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,142 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,768 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,165 |
| North America Map Quiz | 0 | - | 4.98 | 252,281 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,997 |
| American Legal Vocabulary | 0 | - | 4.40 | 34,025 |
| People on Money - United States | 0 | - | 4.31 | 63,439 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,498 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,826 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,595 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,081 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,948 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,201 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,513 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,945 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,209 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,341 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,255 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,338 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,271 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,638 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,140 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,967 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,832 |
| The Only European Country ... | 0 | - | 4.91 | 219,226 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,901 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,055 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,629 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,871 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,563 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,242 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,826 |
| Slavic Countries | 0 | - | 4.96 | 112,421 |
| Russian History A-Z | 0 | - | 4.35 | 32,248 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,673 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,149 |
| France A-Z | 0 | - | 4.16 | 38,346 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,710 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,475 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,245 |
| Famous Irish People | 0 | - | 4.05 | 46,072 |
| Switzerland A-Z | 0 | - | 4.45 | 25,774 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,065 |
