| Asian Countries by First 2 Letters | 0 | - | 4.91 | 281,007 |
| BTS Members (K-Pop) | 0 | - | 3.37 | 27,371 |
| Countries by National Anthem | 0 | - | 4.92 | 71,435 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,216 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,878 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,786 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,810 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,107 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,534 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,915 |
| Provinces of Turkey | 0 | - | 4.95 | 206,300 |
| Provinces of China | 0 | - | 4.97 | 208,790 |
| Japanese Prefectures | 0 | - | 4.98 | 139,384 |
| States of India | 0 | - | 4.94 | 196,471 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,822 |
| Countries that Border China | 0 | - | 4.96 | 264,520 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,944 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,629 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,303 |
| Japanese Loanwords | 0 | - | 4.47 | 84,934 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,826 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,830 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,874 |
| Word Scramble - Asian Countries | 0 | - | 4.48 | 109,386 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,958 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,258 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,838 |
| Countries that Beat China | 0 | - | 4.85 | 116,961 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,931 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 90,102 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,370 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,316 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,484 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,015 |
| Name Every Beatles Song | 0 | - | 4.97 | 238,684 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,984 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,082 |
| Asian Physical Geography | 0 | - | 4.61 | 35,642 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,232 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,702 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,207 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,862 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,864 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,799 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,006 |
| Asian Islands | 0 | - | 4.49 | 20,918 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,527 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,139 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,714 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,272 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,712 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,688 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,764 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,384 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,228 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,381 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,382 |
| A Quiz About Islam | 0 | - | 4.32 | 48,661 |
| Middle East A-Z | 0 | - | 4.47 | 46,271 |
| History of Iran | 0 | - | 4.66 | 16,437 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,229 |
| Provinces of the Philippines | 0 | - | 4.52 | 51,219 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,362 |
| Geography of China | 0 | - | 4.30 | 17,934 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,172 |
| Dynasties of China | 0 | - | 4.64 | 28,102 |
| History of China | 0 | - | 4.35 | 57,671 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,621 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,448 |
| Sushi Translation | 0 | - | 4.08 | 13,997 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,447 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 60,110 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,636 |
| History of India | 0 | - | 4.62 | 21,525 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,645 |
| Christmas Song Lyrics | 0 | - | 4.19 | 70,810 |
| First Lines of Christmas Songs | 0 | - | 4.27 | 151,198 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,278 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,598 |
| Australian Capitals | 0 | - | 4.92 | 62,861 |
| Australia Map Quiz | 0 | - | 4.95 | 346,478 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,425 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,319 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,982 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,211 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,853 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,575 |
| Official European Union Languages | 0 | - | 4.97 | 240,359 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,808 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,378 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,469 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,379 |
| The Only European Country ... | 0 | - | 4.91 | 219,554 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,810 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,102 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,149 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,097 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,276 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,223 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,456 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,107 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,072 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,495 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,357 |
| Asia Map Quiz | 0 | - | 4.99 | 926,654 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,573 |
| Asian Last Names in the United States | 0 | - | 4.43 | 47,005 |
| Word Chain - Asia | 0 | - | 4.34 | 29,404 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,160 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,990 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,994 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,623 |
| Iran... or Iraq? | 0 | - | 4.31 | 33,690 |
| History of Egypt | 0 | - | 4.58 | 24,114 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,100 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,916 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,735 |
| Chinese Inventions | 0 | - | 4.30 | 33,873 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,461 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,515 |
| China by Picture | 0 | - | 4.51 | 63,835 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,821 |
| China Multiple Choice | 0 | - | 4.50 | 37,438 |
| Japanese Companies | 0 | - | 4.29 | 34,393 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,996 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,462 |
| South Korea Country Quiz | 0 | - | 4.74 | 80,005 |
| North Korea... or South Korea? | 0 | - | 4.47 | 81,037 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,910 |
| Countries of Africa | 0 | - | 5.00 | 2,564,490 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,672 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,243 |
| African East Coast | 0 | - | 4.96 | 96,922 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,802 |
| Christmas Carol Lyrics | 0 | - | 4.20 | 12,549 |
| Rappers by Picture | 0 | - | 4.23 | 135,972 |
| Flags of Oceania | 0 | - | 5.00 | 263,442 |
| Australian States and Territories | 0 | - | 4.96 | 143,055 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,677 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,544 |
| Australia True or False | 0 | - | 4.87 | 57,211 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,110 |
| Flags of North and South America | 0 | - | 4.99 | 378,090 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,077 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,965 |
| The Only American Country ... | 0 | - | 4.92 | 122,343 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,771 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,852 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,309 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,785 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,457 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,186 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,952 |
| North America Map Quiz | 0 | - | 4.98 | 252,740 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,301 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,296 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,956 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,961 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,038 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,053 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,185 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,080 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,328 |
| US States Quiz | 0 | - | 5.00 | 17,021,045 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,065 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,307 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.07 | 28,952 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,656 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,610 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,239 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,234 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,088 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,079 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,770 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,524 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,979 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,239 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,718 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,904 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,841 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,130 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,896 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,166 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,478 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,605 |
| Monarchies of Europe | 0 | - | 4.90 | 99,025 |
| European Countries with One Border | 0 | - | 4.97 | 184,019 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,723 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,065 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,728 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,543 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,161 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,356 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,910 |
| Slavic Countries | 0 | - | 4.96 | 112,502 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,911 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,575 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,801 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,972 |
| States of Germany | 0 | - | 4.95 | 154,917 |
