| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,874 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 109,887 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,713 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,552 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,367 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,164 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,496 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,534 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,239 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,352 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,183 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,834 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,487 |
| States of India | 0 | - | 4.95 | 192,977 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,314 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,033 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,440 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,182 |
| Provinces of Turkey | 0 | - | 4.95 | 203,879 |
| Provinces of China | 0 | - | 4.97 | 203,992 |
| Japanese Prefectures | 0 | - | 4.98 | 136,644 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,707 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,396 |
| Philippines Country Quiz | 0 | - | 4.56 | 75,451 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,007 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,242 |
| Name a Valid African Country | 0 | - | 4.98 | 153,939 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,336 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,965 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,585 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,924 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,545 |
| Italian Foods | 0 | - | 4.30 | 72,724 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,740 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,902 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,522 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,399 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,200 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,937 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,746 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,492 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,783 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,079 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,770 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,492 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,924 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,493 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,914 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,634 |
| Sushi Translation | 0 | - | 4.08 | 13,940 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,040 |
| American Foods | 0 | - | 3.66 | 39,368 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,856 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,610 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,499 |
| Asian Physical Geography | 0 | - | 4.60 | 35,503 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,074 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,547 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,723 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,664 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 336,475 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,565 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,800 |
| Fruit and Vegetable Emojis | 0 | - | 4.44 | 88,316 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,257 |
| Countries by Milk Production | 0 | - | 4.54 | 43,942 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 59,087 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,956 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,139 |
| Europe Map Quiz | 0 | - | 5.00 | 4,759,269 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,243 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,909 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,196 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,214 |
| German Groups of Things | 0 | - | 4.46 | 38,463 |
| British to American Food Translation | 0 | - | 3.38 | 51,955 |
| Asian Islands | 0 | - | 4.49 | 20,826 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,096 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,656 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,384 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,855 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,328 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,058 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,987 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,817 |
| Middle East A-Z | 0 | - | 4.47 | 46,001 |
| Dynasties of China | 0 | - | 4.64 | 27,892 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,374 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,177 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,261 |
| Countries that Produce the Most Cheese | 0 | - | 4.77 | 63,278 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 81,003 |
| History of India | 0 | - | 4.62 | 21,411 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,443 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,529 |
| Australian Capitals | 0 | - | 4.92 | 62,714 |
| Word Chain - Australia | 0 | - | 4.38 | 38,130 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,484 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,066 |
| Official European Union Languages | 0 | - | 4.97 | 238,333 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,742 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,889 |
| Mediterranean Foods | 0 | - | 3.80 | 11,443 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,658 |
| Asia Map Quiz | 0 | - | 4.99 | 915,746 |
| A Quiz About Islam | 0 | - | 4.31 | 48,417 |
| History of Iran | 0 | - | 4.66 | 16,350 |
| Geography of Egypt | 0 | - | 4.60 | 21,506 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,811 |
| Singapore Country Quiz | 0 | - | 4.74 | 45,380 |
| Thailand Country Quiz | 0 | - | 4.53 | 53,248 |
| Indonesia Country Quiz | 0 | - | 4.78 | 75,107 |
| Malaysia Country Quiz | 0 | - | 4.59 | 39,168 |
| Vietnam Country Quiz | 0 | - | 4.74 | 63,481 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,571 |
| History of China | 0 | - | 4.37 | 57,134 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,034 |
| Countries that Eat the Most Meat | 0 | - | 4.23 | 42,429 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,658 |
| Countries of Africa | 0 | - | 5.00 | 2,533,692 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,740 |
| African East Coast | 0 | - | 4.96 | 95,954 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,773 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,048 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,592 |
| Australia Map Quiz | 0 | - | 4.95 | 344,176 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,737 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,326 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,566 |
| United States Map Quiz | 0 | - | 4.98 | 4,156,062 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,022 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,624 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,792 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,232 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,649 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,938 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,070 |
| The Only European Country ... | 0 | - | 4.91 | 216,336 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,964 |
| French Foods | 0 | - | 4.00 | 27,691 |
| Word Chain - France | 0 | - | 4.38 | 42,764 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,800 |
| British Groups of Things | 0 | - | 4.25 | 82,855 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,029 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,068 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,897 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,184 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,755 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,701 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,203 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,499 |
| Word Chain - Asia | 0 | - | 4.34 | 29,316 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,841 |
| Asian Geography By Letter - J | 0 | - | 4.26 | 34,699 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,052 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,554 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,115 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,892 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,734 |
| Chinese Inventions | 0 | - | 4.30 | 33,793 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,384 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,370 |
| Japanese Companies | 0 | - | 4.28 | 34,208 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,932 |
| Cities with the Most Michelin Stars | 0 | - | 4.33 | 24,575 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,643 |
| Random Country to Capital | 0 | - | 4.98 | 919,481 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,725 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,300 |
| Countries that Beat India | 0 | - | 4.42 | 62,927 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,768 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,936 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,388 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,835 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,507 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,141 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,194 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,359 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,861 |
| African Island Countries | 0 | - | 4.96 | 101,530 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,266 |
| Australian States and Territories | 0 | - | 4.96 | 141,822 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,268 |
| Australia True or False | 0 | - | 4.87 | 56,819 |
| Flags of North and South America | 0 | - | 4.99 | 372,560 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,569 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,162 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,574 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,739 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,505 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,967 |
| North America Map Quiz | 0 | - | 4.98 | 248,179 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,692 |
| California Groups of Things | 0 | - | 4.25 | 45,457 |
| New York Groups of Things | 0 | - | 4.35 | 63,464 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,432 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,996 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,752 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,095 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,840 |
