| Provinces of China | 0 | - | 4.97 | 208,414 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,889 |
| Japanese Prefectures | 0 | - | 4.98 | 139,245 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,611 |
| History of China | 0 | - | 4.35 | 57,639 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,826 |
| Chinese Inventions | 0 | - | 4.30 | 33,870 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,457 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,503 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,852 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,171 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,785 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,719 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,782 |
| Dynasties of China | 0 | - | 4.64 | 28,090 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,435 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,084 |
| Provinces of Turkey | 0 | - | 4.95 | 206,126 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,130 |
| Famous Chinese People | 0 | - | 4.09 | 11,928 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,433 |
| States of India | 0 | - | 4.94 | 196,269 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,470 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,842 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,401 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,818 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,850 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,347 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,828 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,235 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,809 |
| Japanese Companies | 0 | - | 4.29 | 34,386 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,993 |
| North Korea... or South Korea? | 0 | - | 4.47 | 81,018 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,690 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,717 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,052 |
| Asian Physical Geography | 0 | - | 4.61 | 35,634 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,225 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,179 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,559 |
| Australian Capitals | 0 | - | 4.92 | 62,850 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,810 |
| Official European Union Languages | 0 | - | 4.97 | 239,959 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,749 |
| Europe Map Quiz | 0 | - | 5.00 | 4,791,155 |
| Asian Islands | 0 | - | 4.49 | 20,916 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,508 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,115 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,699 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,254 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,695 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,674 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,756 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,373 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,222 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,353 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,356 |
| Middle East A-Z | 0 | - | 4.47 | 46,259 |
| Provinces of the Philippines | 0 | - | 4.52 | 51,176 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 60,065 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,906 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,191 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,053 |
| Asia Map Quiz | 0 | - | 4.99 | 926,083 |
| A Quiz About Islam | 0 | - | 4.32 | 48,648 |
| History of Iran | 0 | - | 4.66 | 16,434 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,209 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,332 |
| Geography of China | 0 | - | 4.21 | 14,027 |
| History of India | 0 | - | 4.62 | 21,523 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,928 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,551 |
| Australia Map Quiz | 0 | - | 4.95 | 346,342 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,696 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,188 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,964 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,066 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,447 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,360 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,367 |
| The Only European Country ... | 0 | - | 4.91 | 219,369 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,717 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,081 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,265 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,208 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,438 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,093 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,050 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,479 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,568 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,986 |
| Word Chain - Asia | 0 | - | 4.34 | 29,398 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,066 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,972 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,721 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,616 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,088 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,909 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,728 |
| Countries of Africa | 0 | - | 5.00 | 2,562,882 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,160 |
| African East Coast | 0 | - | 4.96 | 96,876 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,742 |
| Australian States and Territories | 0 | - | 4.96 | 142,960 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,520 |
| Australia True or False | 0 | - | 4.87 | 57,187 |
| Flags of North and South America | 0 | - | 4.99 | 377,610 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,055 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,936 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,779 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,704 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,777 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,600 |
| North America Map Quiz | 0 | - | 4.98 | 252,473 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,016 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,731 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,070 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,620 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,218 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,521 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,056 |
| Celtic Nations | 0 | - | 4.61 | 47,115 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,635 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,701 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,396 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,083 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,864 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,090 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,997 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,231 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,644 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,291 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,851 |
| Slavic Countries | 0 | - | 4.96 | 112,458 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,721 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,496 |
| Counties of England | 0 | - | 4.97 | 803,716 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,249 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,299 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,875 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,651 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,025 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,260 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,938 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,412 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 29,125 |
| Countries of the Middle East | 0 | - | 4.96 | 203,129 |
| Iran... or Iraq? | 0 | - | 4.31 | 33,679 |
| History of Egypt | 0 | - | 4.58 | 24,109 |
| Japanese Loanwords | 0 | - | 4.47 | 84,919 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,620 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,904 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,551 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,524 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,020 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,991 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,584 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 46,493 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,847 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,399 |
| African Island Countries | 0 | - | 4.96 | 102,670 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,766 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,769 |
| Flags of Oceania | 0 | - | 5.00 | 263,154 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,782 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,603 |
| Australia Country Quiz | 0 | - | 4.43 | 69,868 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,068 |
| Regions of New Zealand | 0 | - | 4.84 | 28,768 |
| The Only American Country ... | 0 | - | 4.92 | 122,296 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,729 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,290 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,891 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,268 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,226 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,931 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,912 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,017 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,113 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,306 |
| US States Quiz | 0 | - | 5.00 | 17,011,635 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,572 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,060 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,931 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,653 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,731 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,845 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,783 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,566 |
| Monarchies of Europe | 0 | - | 4.90 | 98,973 |
| European Countries with One Border | 0 | - | 4.97 | 183,943 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,656 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,010 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,485 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,087 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,755 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,536 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,751 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,924 |
