| Former Countries by Territory Map | 0 | - | 4.96 | 102,314 |
| Empires by Maps | 0 | - | 4.98 | 119,620 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,711 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,582 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,830 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,250 |
| Former Flags | 0 | - | 4.97 | 107,283 |
| Years in History by Picture | 0 | - | 4.44 | 35,374 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,759 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,700 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 92,972 |
| Women in History by Picture | 0 | - | 4.25 | 25,850 |
| Military History Vocabulary | 0 | - | 4.91 | 66,922 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,609 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,722 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,620 |
| Countries that Start with D | 0 | - | 4.96 | 705,856 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,729 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,249 |
| Countries that Start with H | 0 | - | 4.96 | 601,535 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,440 |
| Countries that Start with J | 0 | - | 4.98 | 599,505 |
| Countries that Start with K | 0 | - | 4.97 | 812,660 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,960 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,932 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,705 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,109 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,251 |
| Countries that Start with U | 0 | - | 4.97 | 902,397 |
| Countries that Start with V | 0 | - | 4.98 | 607,545 |
| Countries that Start with F | 0 | - | 4.83 | 615,128 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,805 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,201 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,661 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,745 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,314 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,761 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,713 |
| Name the English Monarchs | 0 | - | 4.91 | 500,583 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,510 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 37,987 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,547 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,307 |
| WWII Geography | 0 | - | 4.81 | 119,983 |
| International Footballers by Picture | 0 | - | 4.50 | 55,224 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,912 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,149 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,603 |
| Name a Country A-Z | 0 | - | 5.00 | 242,062 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,010 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,095 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,298 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,811 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,041 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,648 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,510 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,276 |
| History by Picture - A | 0 | - | 4.25 | 45,678 |
| History by Picture - B | 0 | - | 4.40 | 48,826 |
| History by Picture - C | 0 | - | 4.36 | 54,341 |
| History by Picture - F | 0 | - | 4.35 | 37,785 |
| History by Picture - G | 0 | - | 4.40 | 42,046 |
| History by Picture - D | 0 | - | 4.29 | 44,210 |
| History by Picture - E | 0 | - | 4.27 | 43,821 |
| History by Picture - H | 0 | - | 4.37 | 36,706 |
| History by Picture - K | 0 | - | 4.35 | 33,272 |
| History by Picture - M | 0 | - | 4.17 | 36,070 |
| History by Picture - N | 0 | - | 4.40 | 41,164 |
| History by Picture - O | 0 | - | 4.39 | 36,221 |
| History by Picture - T | 0 | - | 4.20 | 33,236 |
| British History A-Z #1 | 0 | - | 4.45 | 46,332 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,956 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,248 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,321 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 46,532 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,314 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,142 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,338 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,702 |
| Words for Leaders | 0 | - | 4.77 | 256,422 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,853 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,253 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,296 |
| All Country Flags of the World | 0 | - | 5.00 | 3,636,274 |
| Countries that Start with R | 0 | - | 4.43 | 445,802 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,974 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,737 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,167 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,138 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,026 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,487 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,391 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,063 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,837 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,468 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,534 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,276 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,739 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,207 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,660 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,827 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,861 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,640 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,861 |
| Metals of Antiquity | 0 | - | 4.94 | 93,196 |
| Spanish History A-Z | 0 | - | 4.37 | 19,239 |
| Italian History A-Z | 0 | - | 4.21 | 17,638 |
| Popular Royal Names | 0 | - | 4.27 | 124,766 |
| Russian History A-Z | 0 | - | 4.38 | 31,469 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,496 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,909 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,307 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,070 |
| First Names of Painters | 0 | - | 4.43 | 59,762 |
| History by Picture - I | 0 | - | 4.26 | 26,142 |
| History by Picture - J | 0 | - | 4.18 | 26,660 |
| History by Picture - L | 0 | - | 4.18 | 30,696 |
| History by Picture - P | 0 | - | 4.08 | 25,233 |
| History by Picture - Q | 0 | - | 4.03 | 22,023 |
| History by Picture - R | 0 | - | 4.13 | 26,771 |
| History by Picture - S | 0 | - | 4.14 | 27,715 |
| History by Picture - U | 0 | - | 4.24 | 25,060 |
| History by Picture - V | 0 | - | 4.30 | 25,025 |
| History by Picture - W | 0 | - | 4.01 | 21,585 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,092 |
| German History A-Z | 0 | - | 4.49 | 24,536 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,137 |
| Countries by Road Signs | 0 | - | 4.98 | 53,493 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,315 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,406 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,533 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,328 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,532,285 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,355 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 731,804 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,435 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,473 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,798 |
| Influential Women in History | 0 | - | 4.42 | 35,393 |
| Cradles of Civilization | 0 | - | 4.46 | 39,459 |
| History of The Netherlands | 0 | - | 4.46 | 17,375 |
| Materials From History #1 | 0 | - | 4.56 | 51,388 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,444 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,769 |
| UN Secretaries-General | 0 | - | 4.40 | 7,781 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,583 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,603 |
| Famous Explorers | 0 | - | 4.58 | 36,082 |
| Famous Empires by Description | 0 | - | 4.73 | 118,235 |
| Answers by Time Period | 0 | - | 4.64 | 55,456 |
| Flags with Crescents | 0 | - | 4.98 | 168,652 |
| Country Flag Trivia | 0 | - | 4.81 | 56,553 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,142 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,038 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,709 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,928 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,476 |
| National Football Team Logos | 0 | - | 4.85 | 179,680 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,751 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,890 |
| Countries with NO Military | 0 | - | 4.97 | 61,743 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,645 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,265 |
| NATO Countries | 0 | - | 4.98 | 278,521 |
| EU Countries Quiz | 0 | - | 4.99 | 272,093 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,285 |
| 7 Deadly Sins | 0 | - | 4.88 | 398,191 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,965 |
| The Bible A-Z | 0 | - | 4.29 | 59,630 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,336 |
| Colors by Letter | 0 | - | 4.25 | 162,315 |
| Asian Geography By Letter - S | 0 | - | 4.16 | 56,001 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,469 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,886 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,143 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,762 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,703 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,390 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,108 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,454 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,818 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,107 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,653 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,614 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,131 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,674 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,605 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,011 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,493 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,722 |
| European Geography A-Z | 0 | - | 4.29 | 49,140 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,362 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,451 |
| Materials From History #2 | 0 | - | 4.59 | 31,423 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,805 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,679 |
| WWII First Names | 0 | - | 4.44 | 41,701 |
| WWII Decoder | 0 | - | 4.41 | 53,398 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,194 |
| WWII for Dummies | 0 | - | 4.79 | 104,520 |
