| Capitals A-Z #1 | 0 | - | 4.86 | 51,699 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,232 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,762 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,524 |
| Name a Country A-Z | 0 | - | 5.00 | 245,029 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,597 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 154,887 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,254 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,818 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,211 |
| All World Leaders 2026 | 0 | - | 4.95 | 20,865 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,744 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,825 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,641 |
| Countries that Start with D | 0 | - | 4.96 | 714,397 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,700 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,006 |
| Countries that Start with H | 0 | - | 4.96 | 608,114 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,701 |
| Countries that Start with J | 0 | - | 4.98 | 605,600 |
| Countries that Start with K | 0 | - | 4.97 | 819,274 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,971 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,006 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,280 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,704 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,482 |
| Countries that Start with U | 0 | - | 4.97 | 907,386 |
| Countries that Start with V | 0 | - | 4.98 | 611,194 |
| Countries that Start with F | 0 | - | 4.83 | 620,189 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,323 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,936 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,400 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,727 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,612 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,648 |
| Middle East A-Z | 0 | - | 4.47 | 46,204 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,308 |
| 1950s Decade Quiz | 0 | - | 4.41 | 49,593 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,378 |
| Military History Vocabulary | 0 | - | 4.91 | 67,520 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,876 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,554 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,258 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,261 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,021 |
| Four Letter Geography A-Z #1 | 0 | - | 4.58 | 32,635 |
| Four Letter Geography A-Z #2 | 0 | - | 4.56 | 35,134 |
| WWII Geography | 0 | - | 4.81 | 120,791 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,592 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,050 |
| Territory Changes in World War I | 0 | - | 4.87 | 47,040 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,343 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,726 |
| The Bible A-Z | 0 | - | 4.29 | 59,934 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,130 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,881 |
| European Geography A-Z | 0 | - | 4.29 | 49,431 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,644 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,701 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 50,555 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 47,874 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,486 |
| France A-Z | 0 | - | 4.16 | 38,309 |
| Switzerland A-Z | 0 | - | 4.45 | 25,739 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,762 |
| Russian History A-Z | 0 | - | 4.35 | 32,095 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,800 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,410 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,667 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,722 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,909 |
| WWI... or WWII? | 0 | - | 4.85 | 143,015 |
| Famous Battles Quiz | 0 | - | 4.21 | 49,084 |
| Name the War | 0 | - | 4.37 | 202,621 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,608 |
| Names for Warriors | 0 | - | 4.40 | 37,025 |
| The 17th Century | 0 | - | 4.54 | 53,950 |
| 1940s Decade Quiz | 0 | - | 4.51 | 52,338 |
| 2010s Decade Quiz | 0 | - | 4.53 | 103,438 |
| Military History A-Z | 0 | - | 4.20 | 21,223 |
| Countries that Start with R | 0 | - | 4.43 | 449,479 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,762 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,599 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,435 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,849 |
| Africa A-Z | 0 | - | 4.57 | 46,737 |
| African Geography A-Z | 0 | - | 4.33 | 21,516 |
| London A-Z | 0 | - | 4.10 | 40,855 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,585 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,411 |
| Historical Rulers #2 | 0 | - | 4.27 | 47,723 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,420 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,462 |
| Empires by Maps | 0 | - | 4.98 | 121,455 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,266 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,019 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,007 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,535 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,202 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,171 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,323,061 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,362 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,651 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,031 |
| European Geography By Letter - C | 0 | - | 4.43 | 122,760 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,036 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,706 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,035 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,848 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,360 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,575 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,956 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,579 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,103 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,567 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,260 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,195 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,231 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,184 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,488 |
| Turkey A-Z | 0 | - | 4.04 | 11,906 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,341 |
| Metals of Antiquity | 0 | - | 4.95 | 93,781 |
| Popular Royal Names | 0 | - | 4.27 | 125,249 |
| History of The Netherlands | 0 | - | 4.46 | 17,527 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,020 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,732 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,531 |
| First Names of Painters | 0 | - | 4.43 | 59,991 |
| Notable People of WWII | 0 | - | 4.53 | 86,108 |
| WWII Trivia #2 | 0 | - | 4.52 | 104,423 |
| World War I Quiz | 0 | - | 4.78 | 101,602 |
| WWI A-Z | 0 | - | 4.51 | 38,517 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,409 |
| NBA Basketball by Year, 1970–1999 | 0 | - | 4.28 | 45,106 |
| NBA Basketball by Year, 2000–Present | 0 | - | 4.34 | 61,235 |
| 1970s Decade Quiz | 0 | - | 4.20 | 58,052 |
| 2000s Decade Quiz | 0 | - | 4.23 | 122,752 |
| 1980s Decade Quiz | 0 | - | 4.38 | 85,763 |
| 1910s Decade Quiz | 0 | - | 4.21 | 52,822 |
| 1930s Decade Quiz | 0 | - | 4.28 | 49,259 |
| 1920s Decade Quiz | 0 | - | 4.33 | 49,920 |
| 1850s Decade Quiz | 0 | - | 4.42 | 35,354 |
| 1790s Decade Quiz | 0 | - | 4.55 | 33,793 |
| 1800s Decade Quiz | 0 | - | 4.47 | 32,063 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,521 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,166 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,454 |
| Colors by Letter | 0 | - | 4.25 | 162,841 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,192 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,776 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,087 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,892 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,592 |
| European Geography By Letter - I | 0 | - | 4.09 | 96,290 |
| European Geography By Letter - K | 0 | - | 4.15 | 70,927 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,343 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,404 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,099 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,350 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,976 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,916 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,385 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,694 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,877 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,819 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,252 |
| California Cities A-Z | 0 | - | 4.06 | 17,390 |
| Birds A-Z | 0 | - | 4.24 | 36,592 |
| Canada A-Z | 0 | - | 4.73 | 32,930 |
| Texas A-Z | 0 | - | 4.19 | 16,419 |
| Pennsylvania A-Z | 0 | - | 4.11 | 7,578 |
| Hawaii A-Z | 0 | - | 4.28 | 13,474 |
| Ohio A-Z | 0 | - | 4.21 | 6,397 |
| Influential Women in History | 0 | - | 4.42 | 36,218 |
| Cradles of Civilization | 0 | - | 4.46 | 40,170 |
| Former Flags | 0 | - | 4.97 | 108,301 |
| Materials From History #1 | 0 | - | 4.56 | 51,952 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,338 |
| UN Secretaries-General | 0 | - | 4.40 | 7,835 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,678 |
| WWII Trivia #1 | 0 | - | 4.36 | 178,280 |
| WWII Decoder | 0 | - | 4.41 | 53,737 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,414 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,665 |
| Cold War Decoder | 0 | - | 4.83 | 52,542 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,734 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,408 |
| Famous Explorers | 0 | - | 4.58 | 36,296 |
| Famous Empires by Description | 0 | - | 4.73 | 118,848 |
| Answers by Time Period | 0 | - | 4.64 | 55,794 |
| People Who Died in Battle | 0 | - | 4.35 | 22,346 |
| Quiz on the Year 1997 | 0 | - | 4.40 | 21,158 |
| Quiz on the Year 1998 | 0 | - | 4.33 | 17,406 |
| Quiz on the Year 2000 | 0 | - | 4.08 | 21,367 |
| 1900s Decade Quiz | 0 | - | 4.18 | 44,377 |
| 1860s Decade Quiz | 0 | - | 4.31 | 40,470 |
| 1880s Decade Quiz | 0 | - | 4.25 | 39,534 |
| 1890s Decade Quiz | 0 | - | 4.25 | 39,940 |
| 1990s Decade Quiz | 0 | - | 4.00 | 62,737 |
