| Provinces of China | 0 | - | 4.97 | 203,488 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,714 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,554 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,692 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,608 |
| Japanese Loanwords | 0 | - | 4.47 | 84,570 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,322 |
| States of India | 0 | - | 4.94 | 192,637 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,283 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,937 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,406 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,473 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,497 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,224 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,053 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,259 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,012 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,762 |
| Provinces of Turkey | 0 | - | 4.95 | 203,673 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,440 |
| Dynasties of China | 0 | - | 4.64 | 27,828 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,347 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,139 |
| Japanese Prefectures | 0 | - | 4.98 | 136,446 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,096 |
| Name a Valid African Country | 0 | - | 4.98 | 153,772 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,196 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,641 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,305 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,695 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,989 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,356 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,711 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,773 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,505 |
| History of China | 0 | - | 4.37 | 57,048 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,674 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,546 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,508 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,398 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,295 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,789 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,470 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,718 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,068 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,121 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,150 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,001 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,095 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,489 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,697 |
| Geography of China | 0 | - | 4.21 | 13,936 |
| Chinese Inventions | 0 | - | 4.30 | 33,781 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,375 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,346 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,105 |
| Sushi Translation | 0 | - | 4.08 | 13,936 |
| Disney Feature Films by Characters | 0 | - | 4.42 | 277,128 |
| Ancient Greek Words | 0 | - | 4.93 | 111,359 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,663 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,450 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,715 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,785 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,713 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,070 |
| Superhero Alter Egos | 0 | - | 4.29 | 164,566 |
| Who Did These Sidekicks Work With? | 0 | - | 4.25 | 110,055 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 58,827 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,938 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,103 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,687 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,211 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,868 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,157 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,184 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,768 |
| German Groups of Things | 0 | - | 4.46 | 38,440 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,076 |
| Asian Islands | 0 | - | 4.49 | 20,819 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,422 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,069 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,629 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,360 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,822 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,300 |
| Asian Physical Geography | 0 | - | 4.60 | 35,480 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,054 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,530 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,031 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,664 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,946 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,759 |
| Middle East A-Z | 0 | - | 4.47 | 45,976 |
| Geography of Egypt | 0 | - | 4.60 | 21,493 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,538 |
| Famous Chinese People | 0 | - | 4.09 | 11,867 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,651 |
| Character Catchphrases Quiz | 0 | - | 4.49 | 47,451 |
| TV Character to Actor #1 | 0 | - | 4.24 | 10,214 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,605 |
| History of India | 0 | - | 4.61 | 21,396 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,751 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,884 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,633 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,034 |
| Australian Capitals | 0 | - | 4.92 | 62,695 |
| Word Chain - Australia | 0 | - | 4.38 | 38,115 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,714 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,312 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,559 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,463 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,052 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,048 |
| People by U.S. State - Multiple Choice | 0 | - | 4.06 | 9,831 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,999 |
| Official European Union Languages | 0 | - | 4.97 | 238,141 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,624 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,615 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,522 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,294 |
| Word Chain - France | 0 | - | 4.38 | 42,744 |
| Italian Foods | 0 | - | 4.30 | 72,654 |
| British Groups of Things | 0 | - | 4.25 | 82,832 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,018 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,053 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,879 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,165 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,722 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,681 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,185 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,605 |
| Asia Map Quiz | 0 | - | 4.99 | 914,544 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,667 |
| A Quiz About Islam | 0 | - | 4.31 | 48,398 |
| History of Iran | 0 | - | 4.66 | 16,340 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,102 |
| Countries That Don't Recognize Israel | 0 | - | 4.67 | 34,753 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,869 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,718 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,533 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,972 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,643 |
| Japanese Companies | 0 | - | 4.28 | 34,191 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,917 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,974 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,301 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,274 |
| Countries that Beat India | 0 | - | 4.41 | 62,866 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,745 |
| Countries of Africa | 0 | - | 5.00 | 2,530,258 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,870 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,325 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,619 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,651 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,388 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,008 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,080 |
| African East Coast | 0 | - | 4.96 | 95,835 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,179 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,616 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,687 |
| African Island Countries | 0 | - | 4.96 | 101,434 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,072 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,130 |
| Topological Map of Africa Quiz | 0 | - | 4.80 | 21,346 |
| Countries that Beat South Africa | 0 | - | 4.69 | 42,274 |
| Countries that Beat D.R. Congo | 0 | - | 4.74 | 41,712 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,470 |
| Australian States and Territories | 0 | - | 4.96 | 141,705 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,232 |
| Australia Map Quiz | 0 | - | 4.95 | 343,851 |
| Australia True or False | 0 | - | 4.87 | 56,775 |
| Countries that Beat New Zealand | 0 | - | 4.70 | 26,397 |
| Flags of North and South America | 0 | - | 4.99 | 371,944 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,511 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,085 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,305 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,356 |
| Which South American Country? | 0 | - | 4.69 | 51,896 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,414 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,612 |
| North America Map Quiz | 0 | - | 4.98 | 247,710 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,655 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,326 |
| California Groups of Things | 0 | - | 4.25 | 45,420 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,909 |
| New York Groups of Things | 0 | - | 4.37 | 63,085 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,406 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,930 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,745 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,395 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,191 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,044 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,752 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,582 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,790 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,554 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,084 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,968 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,882 |
