| Japanese Prefectures | 0 | - | 4.99 | 139,009 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,670 |
| Provinces of China | 0 | - | 4.97 | 207,927 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,347 |
| Japan Country Quiz | 0 | - | 4.93 | 143,327 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,298 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,685 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,310 |
| Japanese Companies | 0 | - | 4.29 | 34,361 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,988 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,503 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,659 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,731 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,360 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,072 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,609 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,585 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,737 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,586 |
| Country Chain | 0 | - | 4.96 | 218,439 |
| Capital Cities Chain | 0 | - | 4.84 | 83,359 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,661 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,974 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,011 |
| Provinces of Turkey | 0 | - | 4.95 | 205,900 |
| States of India | 0 | - | 4.94 | 195,851 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,571 |
| Word Chain - Australia | 0 | - | 4.38 | 38,245 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,078 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,410 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,179 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,534 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,831 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,892 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,905 |
| Word Chain - France | 0 | - | 4.38 | 42,935 |
| Word Chain - Asia | 0 | - | 4.34 | 29,390 |
| Word Chain - The Middle East | 0 | - | 4.00 | 15,102 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,775 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,885 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,641 |
| Chinese Inventions | 0 | - | 4.30 | 33,863 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,448 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,489 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,983 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,334 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,519 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,415 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,483 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,320 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,806 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,182 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,800 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,198 |
| Japanese Loanwords | 0 | - | 4.47 | 84,884 |
| Sushi Translation | 0 | - | 4.08 | 13,985 |
| Word Chain - Africa | 0 | - | 4.47 | 31,716 |
| Word Chain - Russia | 0 | - | 4.33 | 15,796 |
| Word Chain - Germany | 0 | - | 4.31 | 22,681 |
| Word Chain - Italy | 0 | - | 4.07 | 23,222 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,410 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,991 |
| Asian Physical Geography | 0 | - | 4.61 | 35,622 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,209 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,678 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,120 |
| Famous Chinese People | 0 | - | 4.09 | 11,926 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,840 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,365 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,409 |
| Name a Valid Answer - United States #1 | 0 | - | 4.62 | 94,389 |
| Europe Map Quiz | 0 | - | 5.00 | 4,787,845 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,523 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,174 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,459 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,427 |
| German Groups of Things | 0 | - | 4.47 | 38,632 |
| Asian Islands | 0 | - | 4.49 | 20,911 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,460 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,070 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,661 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,198 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,657 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,200 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,316 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,307 |
| Middle East A-Z | 0 | - | 4.47 | 46,238 |
| Provinces of the Philippines | 0 | - | 4.56 | 51,039 |
| Dynasties of China | 0 | - | 4.64 | 28,058 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,410 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,972 |
| Famous People from Africa | 0 | - | 4.45 | 11,007 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,092 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,966 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,323 |
| Australian Capitals | 0 | - | 4.92 | 62,830 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,721 |
| Official European Union Languages | 0 | - | 4.97 | 239,778 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,633 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,847 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,458 |
| Asia Map Quiz | 0 | - | 4.99 | 925,121 |
| A Quiz About Islam | 0 | - | 4.32 | 48,614 |
| History of Iran | 0 | - | 4.66 | 16,424 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,176 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,299 |
| History of China | 0 | - | 4.35 | 57,575 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,741 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,708 |
| History of India | 0 | - | 4.62 | 21,513 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,594 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,652,621 |
| NBA Basketball Word Chain | 0 | - | 4.20 | 38,245 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,133 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,459 |
| Australia Map Quiz | 0 | - | 4.95 | 346,159 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,858 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,060 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,895 |
| Word Chain - South America | 0 | - | 4.51 | 24,006 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,163 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 749,742 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,922 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,915 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,774 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,218 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,894 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,089 |
| The Only European Country ... | 0 | - | 4.91 | 218,980 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,492 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,055 |
| British Groups of Things | 0 | - | 4.26 | 83,010 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,105 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,242 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,174 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,411 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,065 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,005 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,452 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,559 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,963 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,930 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,940 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,252 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,608 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,075 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,889 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,713 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,714 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,926 |
| Countries of Africa | 0 | - | 5.00 | 2,559,514 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,851 |
| African East Coast | 0 | - | 4.96 | 96,765 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,624 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,915 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,123,653 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,191 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,408 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,657 |
| 7 Deadly Sins | 0 | - | 4.88 | 404,030 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,401 |
| Countries with Four Letters | 0 | - | 4.99 | 425,796 |
| Random Symbol to Element | 0 | - | 4.88 | 93,907 |
| Random Capital to Country | 0 | - | 4.99 | 2,601,435 |
| Random Country to Capital | 0 | - | 4.98 | 928,004 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,024 |
| Australian States and Territories | 0 | - | 4.96 | 142,858 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,501 |
| Australia True or False | 0 | - | 4.87 | 57,147 |
| Flags of North and South America | 0 | - | 4.99 | 376,933 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,951 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,785 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,659 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,606 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,755 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,380 |
| North America Map Quiz | 0 | - | 4.98 | 252,016 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,976 |
| California Groups of Things | 0 | - | 4.26 | 45,770 |
| New York Groups of Things | 0 | - | 4.39 | 72,075 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,582 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,170 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,568 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,559 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,171 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,257,873 |
| Celtic Nations | 0 | - | 4.61 | 47,094 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,597 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,500 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,045 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,758 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,765 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,017 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,739 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,719 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,852 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,397 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,168 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,784 |
| Slavic Countries | 0 | - | 4.96 | 112,362 |
