| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,905 |
| Countries by National Anthem | 0 | - | 4.92 | 71,428 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,178 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,811 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,735 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,787 |
| Elton John Quiz | 0 | - | 4.49 | 18,530 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,091 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,486 |
| Provinces of Turkey | 0 | - | 4.95 | 206,175 |
| Provinces of China | 0 | - | 4.97 | 208,504 |
| Japanese Prefectures | 0 | - | 4.98 | 139,282 |
| States of India | 0 | - | 4.94 | 196,307 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,810 |
| Name Every Beatles Song | 0 | - | 4.97 | 238,582 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,937 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,858 |
| Word Scramble - Asian Countries | 0 | - | 4.48 | 109,355 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,853 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,238 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,829 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,562 |
| Flags of Countries that Border China | 0 | - | 4.94 | 100,202 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,264 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,472 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,798 |
| Europe Map Quiz | 0 | - | 5.00 | 4,791,613 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,857 |
| Asian Islands | 0 | - | 4.49 | 20,916 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,060 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,516 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,122 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,706 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,261 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,700 |
| Asian Physical Geography | 0 | - | 4.61 | 35,636 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,679 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,757 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,375 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,226 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,693 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,224 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,187 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,361 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,365 |
| Middle East A-Z | 0 | - | 4.47 | 46,263 |
| Provinces of the Philippines | 0 | - | 4.52 | 51,187 |
| Dynasties of China | 0 | - | 4.64 | 28,093 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,613 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,439 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,857 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 60,077 |
| Christmas Song Lyrics | 0 | - | 4.19 | 70,802 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,012 |
| Australian Capitals | 0 | - | 4.92 | 62,854 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,921 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,818 |
| Official European Union Languages | 0 | - | 4.97 | 240,040 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,766 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,236 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,086 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,268 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,216 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,446 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,097 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,057 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,486 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,144 |
| Asia Map Quiz | 0 | - | 4.99 | 926,242 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,990 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,978 |
| A Quiz About Islam | 0 | - | 4.32 | 48,650 |
| History of Iran | 0 | - | 4.66 | 16,435 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,212 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,093 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,909 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,733 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,341 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,142 |
| Chinese Inventions | 0 | - | 4.30 | 33,872 |
| History of China | 0 | - | 4.35 | 57,648 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,457 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,503 |
| Japanese Companies | 0 | - | 4.29 | 34,390 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,993 |
| Japanese Loanwords | 0 | - | 4.47 | 84,925 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,436 |
| North Korea... or South Korea? | 0 | - | 4.47 | 81,022 |
| History of India | 0 | - | 4.62 | 21,523 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,147 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,587 |
| A Quiz About Elvis Presley | 0 | - | 4.34 | 21,309 |
| First Lines of Christmas Songs | 0 | - | 4.27 | 151,179 |
| Flags of Oceania | 0 | - | 5.00 | 263,235 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,559 |
| Australian States and Territories | 0 | - | 4.96 | 142,986 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,624 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,529 |
| Australia Map Quiz | 0 | - | 4.95 | 346,407 |
| Australia True or False | 0 | - | 4.86 | 57,194 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,078 |
| Flags of North and South America | 0 | - | 4.99 | 377,738 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,060 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,953 |
| The Only American Country ... | 0 | - | 4.92 | 122,305 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,741 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,804 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,959 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,779 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,349 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,741 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,898 |
| North America Map Quiz | 0 | - | 4.98 | 252,557 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,276 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,251 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,938 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,926 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,025 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,030 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,140 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,078 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,310 |
| US States Quiz | 0 | - | 5.00 | 17,013,950 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,816 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,828 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,140 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.07 | 28,940 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,631 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,221 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,580 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,970 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,223 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,099 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,383 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,467 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,069 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,749 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,362 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,401 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,719 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,481 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,943 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,125 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,667 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,869 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,756 |
| The Only European Country ... | 0 | - | 4.91 | 219,417 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,103 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,856 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,057 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,288 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,749 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,574 |
| Monarchies of Europe | 0 | - | 4.90 | 98,992 |
| European Countries with One Border | 0 | - | 4.97 | 183,956 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,675 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 89,032 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,668 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,506 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,106 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,317 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,877 |
| Slavic Countries | 0 | - | 4.96 | 112,469 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,817 |
| Countries That Border Russia | 0 | - | 4.98 | 464,758 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,542 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,765 |
| Countries Bordering France | 0 | - | 4.83 | 405,211 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,931 |
| States of Germany | 0 | - | 4.95 | 154,818 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,728 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,769 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,109 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,500 |
| Regions of Italy | 0 | - | 4.92 | 77,209 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,871 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,499 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,854 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,085 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,704 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,589 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,208 |
| Counties of England | 0 | - | 4.97 | 803,828 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,129 |
| Imagine Lyrics | 0 | - | 4.53 | 43,562 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,383 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,324 |
| Champions League Winners | 0 | - | 4.92 | 1,017,355 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,464 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,891 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,670 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,036 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,273 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,570 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,007 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,953 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,428 |
| Word Chain - Asia | 0 | - | 4.34 | 29,399 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,223 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,700 |
