| Asian Countries by First 2 Letters | 0 | - | 4.91 | 281,137 |
| Provinces of China | 0 | - | 4.97 | 209,183 |
| Japanese Prefectures | 0 | - | 4.98 | 139,565 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,478 |
| Word Scramble - Asian Countries | 0 | - | 4.48 | 109,424 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 277,050 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,414 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,698 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,787 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,393 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,286 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,996 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,863 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,833 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,640 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,544 |
| Country Chain | 0 | - | 4.96 | 218,741 |
| Capital Cities Chain | 0 | - | 4.84 | 83,583 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,819 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,183 |
| Provinces of Turkey | 0 | - | 4.95 | 206,433 |
| States of India | 0 | - | 4.94 | 196,731 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,639 |
| Word Chain - Australia | 0 | - | 4.38 | 38,271 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,211 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,465 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,654 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 176,021 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,504 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,472 |
| Word Chain - France | 0 | - | 4.38 | 42,976 |
| Word Chain - Asia | 0 | - | 4.34 | 29,407 |
| Word Chain - The Middle East | 0 | - | 3.95 | 15,117 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,847 |
| China Cities Map Quiz | 0 | - | 4.94 | 106,093 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,926 |
| Chinese Inventions | 0 | - | 4.30 | 33,879 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,469 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,533 |
| Japan Country Quiz | 0 | - | 4.93 | 143,613 |
| Japanese Companies | 0 | - | 4.29 | 34,404 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,997 |
| North Korea... or South Korea? | 0 | - | 4.47 | 81,068 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,760 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,267 |
| Word Scramble - European Countries | 0 | - | 4.72 | 142,490 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,892 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,299 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,861 |
| Word Chain - Africa | 0 | - | 4.47 | 31,741 |
| Word Chain - Russia | 0 | - | 4.33 | 15,811 |
| Word Chain - Germany | 0 | - | 4.31 | 22,704 |
| Word Chain - Italy | 0 | - | 4.07 | 23,235 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,428 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,114 |
| Asian Physical Geography | 0 | - | 4.61 | 35,649 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,242 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,710 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,237 |
| Famous Chinese People | 0 | - | 4.09 | 11,936 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,876 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,438 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,760 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,492 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,519 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,318 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,592 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,263 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,533 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,490 |
| German Groups of Things | 0 | - | 4.47 | 38,684 |
| Asian Islands | 0 | - | 4.49 | 20,924 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,566 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,181 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,746 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,310 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,748 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,247 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,423 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,433 |
| Middle East A-Z | 0 | - | 4.47 | 46,284 |
| Provinces of the Philippines | 0 | - | 4.52 | 51,276 |
| Dynasties of China | 0 | - | 4.64 | 28,115 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,476 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 60,164 |
| Famous People from Africa | 0 | - | 4.45 | 11,017 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,122 |
| Word Chain - The Bible | 0 | - | 4.48 | 51,056 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,840 |
| Australian Capitals | 0 | - | 4.92 | 62,886 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,888 |
| Official European Union Languages | 0 | - | 4.97 | 240,471 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,891 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,576 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,751 |
| Asia Map Quiz | 0 | - | 4.99 | 927,262 |
| A Quiz About Islam | 0 | - | 4.32 | 48,672 |
| History of Iran | 0 | - | 4.66 | 16,444 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,256 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,391 |
| History of China | 0 | - | 4.35 | 57,709 |
| Sushi Translation | 0 | - | 4.08 | 14,001 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,801 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,771 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,659 |
| History of India | 0 | - | 4.62 | 21,531 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,507 |
| NBA Basketball Word Chain | 0 | - | 4.20 | 38,316 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,662,580 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,156 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,650 |
| Australia Map Quiz | 0 | - | 4.95 | 346,644 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,891 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,943 |
| Word Chain - South America | 0 | - | 4.51 | 24,029 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,379 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 750,557 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,496 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,012 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,383 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,711 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,962 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,612 |
| The Only European Country ... | 0 | - | 4.91 | 219,775 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,930 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,121 |
| British Groups of Things | 0 | - | 4.26 | 83,050 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,136 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,296 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,254 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,479 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,137 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,098 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,523 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,581 |
| Asian Last Names in the United States | 0 | - | 4.43 | 47,042 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,260 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 35,013 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,294 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,628 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,112 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,939 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,752 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,722 |
| South Korea Country Quiz | 0 | - | 4.74 | 80,050 |
| Countries of Africa | 0 | - | 5.00 | 2,566,562 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,324 |
| African East Coast | 0 | - | 4.96 | 96,970 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,872 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,322 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,129,477 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,899 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 121,051 |
| Anagram Chain - Countries | 0 | - | 4.98 | 118,034 |
| 7 Deadly Sins | 0 | - | 4.88 | 405,097 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 454,308 |
| Countries with Four Letters | 0 | - | 4.99 | 426,707 |
| Random Symbol to Element | 0 | - | 4.88 | 94,267 |
| Random Capital to Country | 0 | - | 4.99 | 2,605,286 |
| Random Country to Capital | 0 | - | 4.98 | 930,980 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,459 |
| Australian States and Territories | 0 | - | 4.96 | 143,138 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,562 |
| Australia True or False | 0 | - | 4.87 | 57,252 |
| Flags of North and South America | 0 | - | 4.99 | 378,530 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,028 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,935 |
| South America Map Quiz | 0 | - | 5.00 | 1,559,043 |
| South American Geography Quiz #2 | 0 | - | 4.40 | 44,412 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,798 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,052 |
| North America Map Quiz | 0 | - | 4.98 | 253,052 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,053 |
| California Groups of Things | 0 | - | 4.26 | 45,815 |
| New York Groups of Things | 0 | - | 4.39 | 72,421 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,640 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,411 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,662 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,700 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,268 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,567 |
| Celtic Nations | 0 | - | 4.61 | 47,131 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,769 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,856 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,597 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,449 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,957 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,175 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,349 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,782 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,951 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,848 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,441 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,965 |
| Slavic Countries | 0 | - | 4.96 | 112,568 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,775 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,534 |
| Most Common Last Names in Sweden | 0 | - | 4.50 | 15,507 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,117 |
