| Provinces of China | 0 | - | 4.97 | 205,926 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,819 |
| Japanese Prefectures | 0 | - | 4.98 | 137,859 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,486 |
| History of China | 0 | - | 4.37 | 57,363 |
| China's Territorial Disputes | 0 | - | 4.47 | 35,701 |
| Chinese Inventions | 0 | - | 4.30 | 33,826 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,430 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,427 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,751 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,695 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,901 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,216 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,621 |
| Dynasties of China | 0 | - | 4.64 | 27,982 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,298 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,753 |
| Provinces of Turkey | 0 | - | 4.94 | 204,815 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,813 |
| Famous Chinese People | 0 | - | 4.09 | 11,892 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,207 |
| States of India | 0 | - | 4.95 | 194,404 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,425 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,163 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,048 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,829 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,643 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,074 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,016 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,984 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,648 |
| Japanese Companies | 0 | - | 4.28 | 34,271 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,957 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,827 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,589 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,683 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 42,551 |
| Asian Physical Geography | 0 | - | 4.61 | 35,568 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,144 |
| Asia's Busiest Airports | 0 | - | 4.69 | 52,936 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,690 |
| Australian Capitals | 0 | - | 4.92 | 62,771 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,374 |
| Official European Union Languages | 0 | - | 4.97 | 239,027 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,199 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,476 |
| Asian Islands | 0 | - | 4.49 | 20,869 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,290 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,864 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,521 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,031 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,490 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,566 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,626 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,301 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,128 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,147 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,069 |
| Middle East A-Z | 0 | - | 4.47 | 46,162 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,531 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,560 |
| Oceania Map Quiz | 0 | - | 4.98 | 655,094 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,379 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,974 |
| Asia Map Quiz | 0 | - | 4.99 | 920,320 |
| A Quiz About Islam | 0 | - | 4.31 | 48,516 |
| History of Iran | 0 | - | 4.66 | 16,388 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,975 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,146 |
| Geography of China | 0 | - | 4.21 | 13,983 |
| History of India | 0 | - | 4.62 | 21,466 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,612 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,014 |
| Australia Map Quiz | 0 | - | 4.95 | 345,345 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,403 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,934 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,760 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,721 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,215 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,135 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,825 |
| The Only European Country ... | 0 | - | 4.91 | 217,609 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,716 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,930 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,154 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,034 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,302 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,900 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,855 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,323 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,529 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,854 |
| Word Chain - Asia | 0 | - | 4.34 | 29,358 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,401 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,821 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,147 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,588 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,005 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,818 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,604 |
| Countries of Africa | 0 | - | 5.00 | 2,546,790 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,166 |
| African East Coast | 0 | - | 4.96 | 96,356 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,208 |
| Australian States and Territories | 0 | - | 4.96 | 142,332 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,379 |
| Australia True or False | 0 | - | 4.87 | 56,979 |
| Flags of North and South America | 0 | - | 4.99 | 374,654 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,741 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,444 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,180 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,235 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,654 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,523 |
| North America Map Quiz | 0 | - | 4.98 | 249,663 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,824 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,007 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,050 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,337 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,990 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,440 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,776 |
| Celtic Nations | 0 | - | 4.69 | 47,006 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,451 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,005 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,506 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,568 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,417 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,672 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,586 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,602 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,736 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,653 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,475 |
| Slavic Countries | 0 | - | 4.96 | 111,958 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,509 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,235 |
| Counties of England | 0 | - | 4.97 | 799,475 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,548 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,445 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,455 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,093 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,409 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,287 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,311 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,858 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 29,044 |
| Countries of the Middle East | 0 | - | 4.96 | 201,806 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,614 |
| History of Egypt | 0 | - | 4.58 | 24,065 |
| Japanese Loanwords | 0 | - | 4.47 | 84,734 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,436 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,829 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,162 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,708 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,454 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,841 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,547 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,475 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,943 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,579 |
| African Island Countries | 0 | - | 4.96 | 101,933 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,985 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,458 |
| Flags of Oceania | 0 | - | 5.00 | 260,833 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,460 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,856 |
| Australia Country Quiz | 0 | - | 4.43 | 69,692 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,746 |
| Regions of New Zealand | 0 | - | 4.84 | 28,607 |
| The Only American Country ... | 0 | - | 4.92 | 121,858 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,324 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,110 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,280 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,904 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,464 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,643 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,810 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,651 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,470 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,064 |
| US States Quiz | 0 | - | 5.00 | 16,928,030 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,253 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,033 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,093 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,934 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,803 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,440 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,603 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,049 |
| Monarchies of Europe | 0 | - | 4.90 | 98,410 |
| European Countries with One Border | 0 | - | 4.97 | 183,202 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,981 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,319 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,817 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,405 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,203 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,156 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,930 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,283 |
