| 19th Century A-Z | 0 | - | 4.77 | 47,510 |
| 18th Century A-Z | 0 | - | 4.54 | 43,359 |
| 17th Century A-Z | 0 | - | 4.78 | 34,785 |
| 20th Century A-Z | 0 | - | 4.50 | 54,037 |
| 16th Century A-Z | 0 | - | 4.59 | 25,046 |
| 15th Century A-Z | 0 | - | 4.50 | 24,035 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,208 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,992 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,053 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,217 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,201 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,605 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,941 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,985 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,239 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,667 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,233 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,238 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,728 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 78,194 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,450 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,082 |
| Africa A-Z | 0 | - | 4.57 | 46,797 |
| All World Leaders 2026 | 0 | - | 4.95 | 21,136 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,464 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,081 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,470 |
| Countries that Start with D | 0 | - | 4.96 | 717,835 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,725 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,280 |
| Countries that Start with H | 0 | - | 4.96 | 610,561 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,878 |
| Countries that Start with J | 0 | - | 4.98 | 607,949 |
| Countries that Start with K | 0 | - | 4.97 | 821,779 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,122 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,212 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,347 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,881 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,922 |
| Countries that Start with U | 0 | - | 4.97 | 909,251 |
| Countries that Start with V | 0 | - | 4.98 | 612,572 |
| Countries that Start with F | 0 | - | 4.83 | 622,049 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,649 |
| Middle East A-Z | 0 | - | 4.47 | 46,272 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,585 |
| Military History Vocabulary | 0 | - | 4.92 | 67,763 |
| Military History A-Z | 0 | - | 4.20 | 21,273 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,108 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,095 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,070 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,446 |
| Canada A-Z | 0 | - | 4.73 | 32,992 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,154 |
| Four Letter Geography A-Z #1 | 0 | - | 4.58 | 32,715 |
| Four Letter Geography A-Z #2 | 0 | - | 4.56 | 35,253 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 153,049 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,355 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,242 |
| Normandy D-Day Beaches | 0 | - | 4.84 | 40,782 |
| 1950s Decade Quiz | 0 | - | 4.42 | 49,776 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,606 |
| Territory Changes in World War I | 0 | - | 4.88 | 47,356 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,526 |
| Countries That Were Invaded | 0 | - | 4.55 | 98,316 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,802 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,288 |
| 2010s Obituaries | 0 | - | 4.46 | 26,235 |
| The Bible A-Z | 0 | - | 4.29 | 60,021 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,978 |
| European Geography A-Z | 0 | - | 4.29 | 49,522 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,776 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,667 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,394 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,794 |
| The 20th Century | 0 | - | 4.46 | 97,866 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,472 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,944 |
| WWII Geography | 0 | - | 4.81 | 121,504 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,490 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,515 |
| The 19th Century | 0 | - | 4.53 | 68,306 |
| The 18th Century | 0 | - | 4.53 | 53,456 |
| The 16th Century | 0 | - | 4.77 | 58,996 |
| The 15th Century | 0 | - | 4.43 | 51,343 |
| The 14th Century | 0 | - | 4.55 | 49,434 |
| The 21st Century | 0 | - | 4.47 | 106,530 |
| The 17th Century | 0 | - | 4.54 | 54,006 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,986 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,660 |
| American Football A-Z | 0 | - | 4.26 | 14,567 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,167 |
| France A-Z | 0 | - | 4.16 | 38,363 |
| Switzerland A-Z | 0 | - | 4.45 | 25,789 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,919 |
| Name a Country A-Z | 0 | - | 5.00 | 246,219 |
| The 7th, 8th, 9th and 10th Century BC | 0 | - | 4.67 | 17,951 |
| Current Events by Year, 1950–1969 | 0 | - | 4.35 | 46,713 |
| Current Events by Year, 1910–1929 | 0 | - | 4.27 | 47,554 |
| Russian History A-Z | 0 | - | 4.35 | 32,299 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,260 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,763 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,979 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,117 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 49,030 |
| WWI... or WWII? | 0 | - | 4.85 | 143,819 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 50,771 |
| Famous Battles Quiz | 0 | - | 4.21 | 49,175 |
| Name the War | 0 | - | 4.37 | 202,988 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,653 |
| Names for Warriors | 0 | - | 4.40 | 37,088 |
| The 13th Century | 0 | - | 4.48 | 43,401 |
| The 11th and 12th Century | 0 | - | 4.53 | 56,284 |
| The 7th and 8th Century | 0 | - | 4.42 | 30,586 |
| The 1st and 2nd Century | 0 | - | 4.61 | 30,751 |
| The 5th and 6th Century | 0 | - | 4.80 | 28,682 |
| The 1st and 2nd Century BC | 0 | - | 4.43 | 24,237 |
| The 5th and 6th Century BC | 0 | - | 4.49 | 19,179 |
| 1940s Decade Quiz | 0 | - | 4.51 | 52,484 |
| 2010s Decade Quiz | 0 | - | 4.53 | 103,882 |
| 1850s Decade Quiz | 0 | - | 4.42 | 35,420 |
| 1790s Decade Quiz | 0 | - | 4.55 | 33,867 |
| 1800s Decade Quiz | 0 | - | 4.47 | 32,136 |
| #1 Hits of the 1980s | 0 | - | 4.87 | 149,632 |
| 2016 Obituaries | 0 | - | 4.07 | 18,254 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,961 |
| Human Body A-Z | 0 | - | 4.51 | 130,141 |
| African Geography A-Z | 0 | - | 4.33 | 21,549 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,303 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,478 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,812 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,596 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,215 |
| Empires by Maps | 0 | - | 4.98 | 122,558 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,373 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,107 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,665 |
| Music by Year, 1990–2009 | 0 | - | 4.18 | 110,485 |
| Music by Year, 1970–1989 | 0 | - | 4.31 | 41,340 |
| Movies by Year, 1990–2009 | 0 | - | 4.21 | 66,913 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,263 |
| 2014 Ebola Outbreak Countries | 0 | - | 4.41 | 13,265 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,327,576 |
| Countries that Start with R | 0 | - | 4.44 | 450,839 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,527 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,344 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,751 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,254 |
| European Geography By Letter - D | 0 | - | 4.49 | 118,735 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,270 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,777 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,277 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,886 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,168 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,140 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,715 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,274 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,715 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,784 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,561 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,383 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,382 |
| South America A-Z | 0 | - | 4.15 | 10,955 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,409 |
| Metals of Antiquity | 0 | - | 4.95 | 94,026 |
| Popular Royal Names | 0 | - | 4.27 | 125,459 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,225 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,868 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,701 |
| First Names of Painters | 0 | - | 4.43 | 60,105 |
| Notable People of WWII | 0 | - | 4.53 | 86,637 |
| WWII Trivia #2 | 0 | - | 4.52 | 104,709 |
| World War I Quiz | 0 | - | 4.78 | 102,167 |
| WWI A-Z | 0 | - | 4.51 | 38,664 |
| The 3rd and 4th Century BC | 0 | - | 4.32 | 21,080 |
| 1970s Decade Quiz | 0 | - | 4.23 | 61,039 |
| 2000s Decade Quiz | 0 | - | 4.23 | 123,171 |
| 1980s Decade Quiz | 0 | - | 4.38 | 86,192 |
| 1910s Decade Quiz | 0 | - | 4.21 | 52,910 |
| 1930s Decade Quiz | 0 | - | 4.21 | 49,369 |
| 1920s Decade Quiz | 0 | - | 4.33 | 50,037 |
| 1860s Decade Quiz | 0 | - | 4.31 | 40,535 |
| 1880s Decade Quiz | 0 | - | 4.25 | 39,595 |
| 1890s Decade Quiz | 0 | - | 4.25 | 40,010 |
| 1870s Decade Quiz | 0 | - | 4.28 | 36,799 |
| 1840s Decade Quiz | 0 | - | 4.31 | 37,809 |
| 1810s Decade Quiz | 0 | - | 4.58 | 31,145 |
| 1820s Decade Quiz | 0 | - | 4.54 | 30,010 |
| 1830s Decade Quiz | 0 | - | 4.42 | 29,376 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,718 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,825 |
| 1980s Movie Trivia #1 | 0 | - | 4.58 | 31,544 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 51,080 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,874 |
| 1990s Movie Trivia #1 | 0 | - | 4.38 | 53,181 |
| 1990s Movie Trivia #2 | 0 | - | 4.40 | 42,007 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 67,478 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 53,285 |
| 2000s Movie Trivia #1 | 0 | - | 4.36 | 73,464 |
| 2010s Movie Trivia | 0 | - | 4.33 | 51,269 |
| 2010s Music Trivia | 0 | - | 4.41 | 94,224 |
