| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,708 |
| BTS Members (K-Pop) | 0 | - | 3.37 | 27,127 |
| Countries by National Anthem | 0 | - | 4.93 | 71,297 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,657 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,785 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,129 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,595 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,718 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,360 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,103 |
| Provinces of Turkey | 0 | - | 4.94 | 204,685 |
| Provinces of China | 0 | - | 4.97 | 205,696 |
| Japanese Prefectures | 0 | - | 4.98 | 137,673 |
| States of India | 0 | - | 4.95 | 194,166 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,631 |
| Countries that Border China | 0 | - | 4.96 | 263,572 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,569 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,282 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,837 |
| Japanese Loanwords | 0 | - | 4.47 | 84,713 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,425 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,477 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,625 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,038 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,917 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,956 |
| China's Territorial Disputes | 0 | - | 4.47 | 35,693 |
| Countries that Beat China | 0 | - | 4.85 | 116,142 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,570 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,509 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,587 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,439 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,091 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,334 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,620 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,073 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,116 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 42,355 |
| Asian Physical Geography | 0 | - | 4.61 | 35,564 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,141 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,583 |
| Asia's Busiest Airports | 0 | - | 4.69 | 52,908 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,736 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,566 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,771 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,637 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,620 |
| Asian Islands | 0 | - | 4.49 | 20,866 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,266 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,840 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,502 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,013 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,473 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,555 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,608 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,286 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,120 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,134 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,038 |
| A Quiz About Islam | 0 | - | 4.31 | 48,504 |
| Middle East A-Z | 0 | - | 4.47 | 46,150 |
| History of Iran | 0 | - | 4.66 | 16,376 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,954 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,421 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,130 |
| Geography of China | 0 | - | 4.21 | 13,977 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,774 |
| Dynasties of China | 0 | - | 4.64 | 27,971 |
| History of China | 0 | - | 4.37 | 57,325 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,472 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,283 |
| Sushi Translation | 0 | - | 4.08 | 13,954 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,182 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,510 |
| History of India | 0 | - | 4.62 | 21,455 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,606 |
| Christmas Song Lyrics | 0 | - | 4.19 | 70,680 |
| First Lines of Christmas Songs | 0 | - | 4.27 | 150,837 |
| Oceania Map Quiz | 0 | - | 4.98 | 653,448 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,953 |
| Australian Capitals | 0 | - | 4.92 | 62,756 |
| Australia Map Quiz | 0 | - | 4.95 | 345,202 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,759 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,832 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,744 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,600 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,337 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,070 |
| Official European Union Languages | 0 | - | 4.97 | 238,941 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,144 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,116 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,706 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,096 |
| The Only European Country ... | 0 | - | 4.91 | 217,423 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,594 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,916 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,880 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,966 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,144 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,016 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,290 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,876 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,837 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,310 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,772 |
| Asia Map Quiz | 0 | - | 4.99 | 919,826 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,524 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,841 |
| Word Chain - Asia | 0 | - | 4.34 | 29,348 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,315 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,804 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,931 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,583 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,601 |
| History of Egypt | 0 | - | 4.58 | 24,062 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,946 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,802 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,599 |
| Chinese Inventions | 0 | - | 4.30 | 33,823 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,417 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,420 |
| China by Picture | 0 | - | 4.51 | 63,395 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,694 |
| China Multiple Choice | 0 | - | 4.50 | 37,329 |
| Japanese Companies | 0 | - | 4.28 | 34,265 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,953 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,132 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,659 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,806 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,824 |
| Countries of Africa | 0 | - | 5.00 | 2,545,344 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,972 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,117 |
| African East Coast | 0 | - | 4.96 | 96,296 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,163 |
| Christmas Carol Lyrics | 0 | - | 4.20 | 12,514 |
| Rappers by Picture | 0 | - | 4.23 | 134,917 |
| Flags of Oceania | 0 | - | 5.00 | 260,590 |
| Australian States and Territories | 0 | - | 4.96 | 142,246 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,738 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,367 |
| Australia True or False | 0 | - | 4.87 | 56,956 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,714 |
| Flags of North and South America | 0 | - | 4.99 | 374,404 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,721 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,411 |
| The Only American Country ... | 0 | - | 4.92 | 121,826 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,282 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,126 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,875 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,641 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,983 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,973 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,219 |
| North America Map Quiz | 0 | - | 4.98 | 249,520 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,860 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,418 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,621 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,764 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,811 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,622 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,420 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,063 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,035 |
| US States Quiz | 0 | - | 5.00 | 16,920,049 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,727 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,765 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,729 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,315 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,221 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,966 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,431 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,797 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,941 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,842 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,939 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,448 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,055 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,410 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,867 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,367 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,736 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,543 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,395 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,318 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,095 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,999 |
| Monarchies of Europe | 0 | - | 4.90 | 98,358 |
| European Countries with One Border | 0 | - | 4.97 | 183,134 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,906 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 86,829 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,660 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,766 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,334 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,324 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,569 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,416 |
| Slavic Countries | 0 | - | 4.96 | 111,895 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,038 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,105 |
