| Provinces of China | 0 | - | 4.97 | 202,589 |
| Japanese Prefectures | 0 | - | 4.98 | 135,908 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,317 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,291 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,397 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,560 |
| Chinese Inventions | 0 | - | 4.30 | 33,764 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,355 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,294 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,636 |
| Ancient Greek Words | 0 | - | 4.93 | 111,175 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,094 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,696 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,600 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,376 |
| Dynasties of China | 0 | - | 4.64 | 27,763 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,091 |
| States of India | 0 | - | 4.94 | 191,930 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,195 |
| Provinces of Turkey | 0 | - | 4.95 | 203,158 |
| Famous Chinese People | 0 | - | 4.09 | 11,843 |
| History of China | 0 | - | 4.37 | 56,946 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,818 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,522 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,573 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,407 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 65,950 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,444 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,800 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,689 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,712 |
| Provinces of China Map Quiz | 0 | - | 4.91 | 93,273 |
| Japan Country Quiz | 0 | - | 4.93 | 142,005 |
| Japanese Companies | 0 | - | 4.28 | 34,164 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,882 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,729 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,602 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,071 |
| Name that Greek Letter | 0 | - | 4.93 | 322,722 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,364 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,562 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,353 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,569 |
| Japanese Loanwords | 0 | - | 4.47 | 84,500 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,038 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,244 |
| Asian Physical Geography | 0 | - | 4.61 | 35,460 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,020 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,502 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,575 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,628 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,625 |
| Countries of the Indian Diaspora | 0 | - | 4.49 | 58,184 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,521 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,585 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.73 | 65,563 |
| German Loan Words | 0 | - | 4.27 | 135,648 |
| Asian Islands | 0 | - | 4.49 | 20,807 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,972 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,532 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,274 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,733 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,205 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,430 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,456 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,206 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,000 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,858 |
| Middle East A-Z | 0 | - | 4.47 | 45,935 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,174 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,401 |
| History of India | 0 | - | 4.61 | 21,363 |
| Africa Map Quiz | 0 | - | 5.00 | 2,111,734 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,074 |
| Australian Capitals | 0 | - | 4.92 | 62,670 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,887 |
| Official European Union Languages | 0 | - | 4.97 | 237,791 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,404 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,792 |
| American to British Word Translation | 0 | - | 4.13 | 138,444 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,608 |
| Asia Map Quiz | 0 | - | 4.99 | 911,804 |
| A Quiz About Islam | 0 | - | 4.31 | 48,347 |
| History of Iran | 0 | - | 4.66 | 16,318 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,683 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,871 |
| Sushi Translation | 0 | - | 4.08 | 13,922 |
| South Korea Country Quiz | 0 | - | 4.79 | 79,271 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,715 |
| Countries of Africa | 0 | - | 5.00 | 2,523,703 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,358 |
| African East Coast | 0 | - | 4.96 | 95,604 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,437 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,261 |
| Australia Map Quiz | 0 | - | 4.94 | 343,426 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,633 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,769 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,277 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,503 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,115 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,434 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,780 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,452 |
| The Only European Country ... | 0 | - | 4.91 | 215,392 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,461 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,437 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,690 |
| British Spellings | 0 | - | 4.06 | 99,365 |
| Asian Geography By Letter - S | 0 | - | 4.16 | 55,999 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,817 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,104 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,646 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,612 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,128 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,480 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,651 |
| Word Chain - Asia | 0 | - | 4.34 | 29,284 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,308 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,604 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,634 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,663 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,521 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,524 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,083 |
| History of Egypt | 0 | - | 4.58 | 23,987 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,837 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,490 |
| China Country Quiz | 0 | - | 4.37 | 121,562 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,608 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,231 |
| The Life of Gandhi | 0 | - | 4.37 | 13,033 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,727 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,493 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,218 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,346 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,974 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,775 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,892 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,513 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,855 |
| The Only African Country ... | 0 | - | 4.99 | 128,767 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,955 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,324 |
| African Island Countries | 0 | - | 4.96 | 101,231 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,743 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,476 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,789 |
| Flags of Oceania | 0 | - | 5.00 | 257,315 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,182 |
| Australian States and Territories | 0 | - | 4.96 | 141,449 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,962 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,167 |
| Australian Slang | 0 | - | 4.24 | 28,564 |
| Australia True or False | 0 | - | 4.87 | 56,702 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,348 |
| Regions of New Zealand | 0 | - | 4.85 | 28,421 |
| Flags of North and South America | 0 | - | 4.99 | 370,696 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,436 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,584 |
| The Only American Country ... | 0 | - | 4.92 | 121,233 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,784 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,998 |
| South America Map Quiz | 0 | - | 5.00 | 1,545,454 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,475 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,057 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,210 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,497 |
| North America Map Quiz | 0 | - | 4.98 | 246,902 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,362 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,585 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,250 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,935 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,577 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,220 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,538 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,722 |
| US States Quiz | 0 | - | 5.00 | 16,794,473 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,643 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,227 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,218 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,924 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,790 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,716 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,331 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,235 |
| Celtic Nations | 0 | - | 4.69 | 46,880 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,652 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,118 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,227 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,768 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,496 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,030 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,828 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,621 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,147 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,666 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,516 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,762 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,314 |
| Monarchies of Europe | 0 | - | 4.90 | 97,763 |
