| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,241 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,225 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 279,146 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,030 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,622,695 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,862 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,984 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,431 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,363 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,901 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,518 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,690 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,385 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,509 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,561 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,250 |
| States of India | 0 | - | 4.95 | 193,271 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,335 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,120 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 80,980 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,506 |
| Provinces of Turkey | 0 | - | 4.95 | 204,140 |
| Provinces of China | 0 | - | 4.97 | 204,433 |
| Japanese Prefectures | 0 | - | 4.98 | 136,908 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,488 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,253 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,813 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,124 |
| Word Chain - Asia | 0 | - | 4.34 | 29,330 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,555 |
| Kyrgyzstan Country Quiz | 0 | - | 4.64 | 26,688 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,700 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,538 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,823 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,652 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 976,728 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,358 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,536 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,564 |
| Asian Physical Geography | 0 | - | 4.61 | 35,522 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,091 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,553 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,770 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,688 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 239,820 |
| NBA Teams - One Minute Sprint | 0 | - | 4.54 | 155,258 |
| Countries of the Indian Diaspora | 0 | - | 4.45 | 59,234 |
| Famous People from Africa | 0 | - | 4.45 | 10,949 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,966 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,208 |
| Word Chain - Africa | 0 | - | 4.47 | 31,615 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,173 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,990 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,850 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,272 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,938 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,223 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,233 |
| German Groups of Things | 0 | - | 4.46 | 38,477 |
| Asian Islands | 0 | - | 4.49 | 20,840 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,137 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,698 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,412 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,902 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,367 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,072 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,032 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,877 |
| Middle East A-Z | 0 | - | 4.47 | 46,015 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,925 |
| Dynasties of China | 0 | - | 4.64 | 27,923 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,395 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,213 |
| History of India | 0 | - | 4.62 | 21,424 |
| Africa Map Quiz | 0 | - | 5.00 | 2,117,816 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,276 |
| Australian Capitals | 0 | - | 4.92 | 62,722 |
| Word Chain - Australia | 0 | - | 4.38 | 38,141 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,127 |
| Official European Union Languages | 0 | - | 4.97 | 238,498 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,845 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,185 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,207 |
| Asia Map Quiz | 0 | - | 4.99 | 916,723 |
| A Quiz About Islam | 0 | - | 4.31 | 48,440 |
| Word Chain - The Middle East | 0 | - | 4.00 | 15,052 |
| History of Iran | 0 | - | 4.66 | 16,357 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,845 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,034 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,636 |
| History of China | 0 | - | 4.37 | 57,188 |
| Sushi Translation | 0 | - | 4.08 | 13,947 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,066 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,210 |
| Uzbekistan Country Quiz | 0 | - | 4.63 | 27,542 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,784 |
| Countries of Africa | 0 | - | 5.00 | 2,536,867 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,825 |
| African East Coast | 0 | - | 4.96 | 96,063 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,874 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,054 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,687 |
| Australia Map Quiz | 0 | - | 4.95 | 344,601 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,751 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,346 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,576 |
| Word Chain - South America | 0 | - | 4.51 | 23,905 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,378 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 747,119 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,243 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,649 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,020 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,454 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,673 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,237 |
| The Only European Country ... | 0 | - | 4.91 | 216,611 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,123 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,509 |
| Word Chain - France | 0 | - | 4.38 | 42,779 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,833 |
| British Groups of Things | 0 | - | 4.25 | 82,864 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,021 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,035 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,082 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,920 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,200 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,778 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,721 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,226 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,506 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,768 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,969 |
| Asian Geography By Letter - J | 0 | - | 4.26 | 34,718 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,903 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,559 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,572 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,128 |
| History of Egypt | 0 | - | 4.58 | 24,023 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,920 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,757 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,571 |
| Chinese Inventions | 0 | - | 4.30 | 33,800 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,395 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,383 |
| Japanese Companies | 0 | - | 4.28 | 34,227 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,939 |
| Japanese Loanwords | 0 | - | 4.47 | 84,632 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,698 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,101,488 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,716 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,351 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,498 |
| 7 Deadly Sins | 0 | - | 4.88 | 400,345 |
| Fast Math - Addition | 0 | - | 4.87 | 522,818 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,804 |
| Countries with Four Letters | 0 | - | 4.99 | 422,393 |
| Random Symbol to Element | 0 | - | 4.88 | 93,092 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,106 |
| Random Country to Capital | 0 | - | 4.98 | 920,394 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,584 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,592 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,766 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,320 |
| The Life of Gandhi | 0 | - | 4.37 | 13,055 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,969 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,250 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,971 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,574 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,229 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,259 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,776 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,501 |
| The Only African Country ... | 0 | - | 4.99 | 129,097 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,123 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,038 |
| African Island Countries | 0 | - | 4.96 | 101,629 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,407 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,858 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,200 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,243 |
| Flags of Oceania | 0 | - | 5.00 | 259,398 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,335 |
| Australian States and Territories | 0 | - | 4.96 | 141,967 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,399 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,283 |
| Australia True or False | 0 | - | 4.87 | 56,856 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,568 |
| Regions of New Zealand | 0 | - | 4.85 | 28,509 |
| Flags of North and South America | 0 | - | 4.99 | 373,062 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,606 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,222 |
| The Only American Country ... | 0 | - | 4.92 | 121,601 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,755 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,710 |
| Famous People from South America | 0 | - | 4.15 | 21,972 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,577 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,291 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,186 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,958 |
| North America Map Quiz | 0 | - | 4.98 | 248,502 |
