| Asian Countries by First 2 Letters | 0 | - | 4.91 | 281,150 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,655 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 98,015 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,835 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,294 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 232,014 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,865 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,838 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 104,003 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,701 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,787 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,393 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,826 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,187 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,374 |
| Provinces of Turkey | 0 | - | 4.95 | 206,618 |
| Provinces of China | 0 | - | 4.97 | 209,224 |
| Japanese Prefectures | 0 | - | 4.98 | 139,602 |
| States of India | 0 | - | 4.94 | 196,757 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,642 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,252 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 90,077 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 176,031 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,533 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,484 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,421 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,682 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,215 |
| Italian Foods | 0 | - | 4.30 | 73,434 |
| British to American Food Translation | 0 | - | 3.38 | 52,067 |
| Asian Last Names in the United States | 0 | - | 4.43 | 47,043 |
| Name a Valid Asian Country | 0 | - | 4.98 | 122,030 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,850 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,672 |
| Name a Valid African Country | 0 | - | 4.98 | 155,385 |
| Countries that Beat the United States | 0 | - | 4.93 | 169,024 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,173 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,344 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,820 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,326 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,894 |
| Word Scramble - Asian Countries | 0 | - | 4.48 | 109,428 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 277,062 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,300 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,863 |
| Sushi Translation | 0 | - | 4.08 | 14,001 |
| Azerbaijan Country Quiz | 0 | - | 4.42 | 25,871 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 338,406 |
| American Foods | 0 | - | 3.66 | 39,461 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,289 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,115 |
| 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 | 32,711 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,239 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,876 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,721 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,138 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,203 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,435 |
| Countries by Milk Production | 0 | - | 4.54 | 44,330 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,494 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,564 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,596 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,269 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,539 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,494 |
| German Groups of Things | 0 | - | 4.47 | 38,684 |
| Ancient Greek Words | 0 | - | 4.93 | 112,743 |
| Asian Islands | 0 | - | 4.49 | 20,924 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,569 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,183 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,750 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,313 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,753 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,247 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,424 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,438 |
| Middle East A-Z | 0 | - | 4.47 | 46,284 |
| Geography of Egypt | 0 | - | 4.60 | 21,737 |
| Provinces of the Philippines | 0 | - | 4.52 | 51,289 |
| Dynasties of China | 0 | - | 4.64 | 28,116 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,642 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,477 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 60,170 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,122 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,773 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,479 |
| Countries that Produce the Most Cheese | 0 | - | 4.77 | 63,547 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 81,673 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,878 |
| Australian Capitals | 0 | - | 4.92 | 62,887 |
| Word Chain - Australia | 0 | - | 4.38 | 38,271 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,819 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,893 |
| Official European Union Languages | 0 | - | 4.97 | 240,479 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,897 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,617 |
| Mediterranean Foods | 0 | - | 3.74 | 11,517 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,796 |
| Asia Map Quiz | 0 | - | 4.99 | 927,305 |
| A Quiz About Islam | 0 | - | 4.32 | 48,673 |
| History of Iran | 0 | - | 4.66 | 16,444 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,258 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,391 |
| Geography of China | 0 | - | 4.35 | 19,313 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,213 |
| History of China | 0 | - | 4.35 | 57,714 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,466 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,660 |
| History of India | 0 | - | 4.62 | 21,532 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,587 |
| Countries that Eat the Most Meat | 0 | - | 4.23 | 42,524 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,158 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,665 |
| Australia Map Quiz | 0 | - | 4.95 | 346,653 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,892 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,944 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,453 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,527 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,013 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,410 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,736 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,966 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,415 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,628 |
| The Only European Country ... | 0 | - | 4.91 | 219,811 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,947 |
| French Foods | 0 | - | 4.00 | 27,789 |
| Word Chain - France | 0 | - | 4.38 | 42,977 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,417 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,121 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 70,052 |
| British Groups of Things | 0 | - | 4.26 | 83,053 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,118 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,136 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,298 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,256 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,481 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,139 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,099 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,525 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,581 |
| Word Chain - Asia | 0 | - | 4.34 | 29,408 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,273 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 35,015 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,337 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,628 |
| Iran... or Iraq? | 0 | - | 4.31 | 33,701 |
| History of Egypt | 0 | - | 4.58 | 24,120 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,113 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,940 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,752 |
| Chinese Inventions | 0 | - | 4.30 | 33,880 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,470 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,535 |
| Japanese Companies | 0 | - | 4.29 | 34,405 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,997 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,505 |
| Japanese Loanwords | 0 | - | 4.47 | 84,957 |
| North Korea... or South Korea? | 0 | - | 4.47 | 81,069 |
| Armenia Country Quiz | 0 | - | 4.69 | 29,800 |
| Georgia Country Quiz | 0 | - | 4.67 | 27,456 |
| Countries that Beat India | 0 | - | 4.42 | 63,431 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,922 |
| Countries of Africa | 0 | - | 5.00 | 2,566,772 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,331 |
| African East Coast | 0 | - | 4.96 | 96,982 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,879 |
| Cities with the Most Michelin Stars | 0 | - | 4.33 | 24,689 |
| Random Capital to Country | 0 | - | 4.99 | 2,605,422 |
| Random Country to Capital | 0 | - | 4.98 | 931,043 |
| Flags of Oceania | 0 | - | 5.00 | 263,754 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,832 |
| Australian States and Territories | 0 | - | 4.96 | 143,149 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,752 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,566 |
| Australia True or False | 0 | - | 4.87 | 57,255 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,152 |
| Regions of New Zealand | 0 | - | 4.84 | 28,815 |
| Flags of North and South America | 0 | - | 4.99 | 378,573 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,108 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,034 |
| The Only American Country ... | 0 | - | 4.92 | 122,411 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,948 |
| South America Map Quiz | 0 | - | 5.00 | 1,559,200 |
| South American Geography Quiz #2 | 0 | - | 4.40 | 44,419 |
| Countries that Beat Brazil | 0 | - | 4.50 | 69,383 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,802 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,657 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,122 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,050 |
| North America Map Quiz | 0 | - | 4.98 | 253,083 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,363 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,411 |
| U.S. State Border Crossings | 0 | - | 4.97 | 97,000 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,048 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,054 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,117 |
| Names of Generations | 0 | - | 4.09 | 45,632 |
