| Provinces of China | 0 | - | 4.97 | 202,906 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,437 |
| Japanese Prefectures | 0 | - | 4.98 | 136,102 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,512 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,206 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,311 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,427 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,577 |
| Chinese Inventions | 0 | - | 4.30 | 33,771 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,363 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,311 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,819 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,445 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,471 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,209 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,144 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,807 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,640 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,393 |
| Dynasties of China | 0 | - | 4.64 | 27,792 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,109 |
| Capital Cities Chain | 0 | - | 4.84 | 82,358 |
| States of India | 0 | - | 4.94 | 192,142 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,235 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,830 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,234 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,932 |
| Provinces of Turkey | 0 | - | 4.95 | 203,331 |
| Famous Chinese People | 0 | - | 4.09 | 11,853 |
| Word Chain - Australia | 0 | - | 4.37 | 38,097 |
| History of China | 0 | - | 4.37 | 56,980 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,868 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,556 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,616 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,481 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,941 |
| Name a Valid African Country | 0 | - | 4.98 | 153,593 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,995 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,212 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,005 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,393 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,397 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,136 |
| Word Chain - France | 0 | - | 4.38 | 42,709 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,669 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,617 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,464 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,797 |
| Provinces of China Map Quiz | 0 | - | 4.91 | 93,315 |
| Japan Country Quiz | 0 | - | 4.93 | 142,073 |
| Japanese Companies | 0 | - | 4.28 | 34,174 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,896 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,258 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,635 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,681 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,404 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,617 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,540 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,621 |
| Geography of China | 0 | - | 4.21 | 13,924 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,645 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,363 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,203 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,368 |
| Word Chain - Germany | 0 | - | 4.31 | 22,547 |
| Word Chain - Italy | 0 | - | 4.07 | 23,145 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,318 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,305 |
| Asian Physical Geography | 0 | - | 4.61 | 35,467 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,032 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,511 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,608 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,595 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,630 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,636 |
| Countries of the Indian Diaspora | 0 | - | 4.49 | 58,394 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,917 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,063 |
| Europe Map Quiz | 0 | - | 5.00 | 4,750,505 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,174 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,829 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,115 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,150 |
| German Groups of Things | 0 | - | 4.46 | 38,405 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,962 |
| Asian Islands | 0 | - | 4.49 | 20,811 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,993 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,550 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,296 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,750 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,224 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,009 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,877 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,667 |
| Middle East A-Z | 0 | - | 4.47 | 45,945 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,290 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,429 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,440 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,426 |
| History of India | 0 | - | 4.61 | 21,376 |
| Africa Map Quiz | 0 | - | 5.00 | 2,112,716 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,508 |
| Australian Capitals | 0 | - | 4.92 | 62,681 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,428 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,923 |
| Official European Union Languages | 0 | - | 4.97 | 237,907 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,472 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,994 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,445,226 |
| Asia Map Quiz | 0 | - | 4.99 | 912,547 |
| A Quiz About Islam | 0 | - | 4.31 | 48,364 |
| Word Chain - The Middle East | 0 | - | 4.00 | 15,033 |
| History of Iran | 0 | - | 4.66 | 16,325 |
| Geography of Egypt | 0 | - | 4.60 | 21,477 |
| Countries That Don't Recognize Israel | 0 | - | 4.67 | 34,703 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,915 |
| Sushi Translation | 0 | - | 4.08 | 13,930 |
| NBA Basketball Word Chain | 0 | - | 4.20 | 37,773 |
| South Korea Country Quiz | 0 | - | 4.79 | 79,297 |
| Countries of Africa | 0 | - | 5.00 | 2,525,821 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,436 |
| African East Coast | 0 | - | 4.96 | 95,660 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,502 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,025 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,352 |
| Australia Map Quiz | 0 | - | 4.95 | 343,551 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,691 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,286 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,540 |
| United States Map Quiz | 0 | - | 4.98 | 4,150,583 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,986 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,442 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,525 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,235 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,644 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,572 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,812 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,581 |
| The Only European Country ... | 0 | - | 4.91 | 215,606 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,543 |
| Italian Foods | 0 | - | 4.30 | 72,553 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,702 |
| British Groups of Things | 0 | - | 4.25 | 82,812 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,007 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,013 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,830 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,118 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,673 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,628 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,142 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,485 |
| Word Chain - Asia | 0 | - | 4.34 | 29,293 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,404 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,616 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,079 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,533 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,089 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,841 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,702 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,496 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,065 |
| Random Country to Capital | 0 | - | 4.98 | 916,586 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,631 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,248 |
| Countries that Beat India | 0 | - | 4.41 | 62,818 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,727 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,782 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,002 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,447 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,031 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,849 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,957 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,966 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,427 |
| African Island Countries | 0 | - | 4.96 | 101,296 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,860 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,054 |
| Countries that Beat South Africa | 0 | - | 4.69 | 42,235 |
| Australian States and Territories | 0 | - | 4.96 | 141,515 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,185 |
| Australia True or False | 0 | - | 4.87 | 56,731 |
| Countries that Beat New Zealand | 0 | - | 4.70 | 26,345 |
| Flags of North and South America | 0 | - | 4.99 | 371,101 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,466 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,682 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,084 |
| South America Map Quiz | 0 | - | 5.00 | 1,546,022 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,315 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,950 |
| North America Map Quiz | 0 | - | 4.98 | 247,180 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,604 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,370 |
| California Groups of Things | 0 | - | 4.25 | 45,377 |
| New York Groups of Things | 0 | - | 4.37 | 61,786 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,367 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,581 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,515 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,967 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,740 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,343 |
