| Former Countries by Territory Map | 0 | - | 4.96 | 102,377 |
| Empires by Maps | 0 | - | 4.98 | 119,721 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,810 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,775 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,911 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,310 |
| Former Flags | 0 | - | 4.97 | 107,344 |
| Years in History by Picture | 0 | - | 4.44 | 35,394 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,834 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,756 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,019 |
| Women in History by Picture | 0 | - | 4.25 | 25,860 |
| Military History Vocabulary | 0 | - | 4.91 | 66,954 |
| Countries that Start with A | 0 | - | 4.98 | 2,156,413 |
| Countries that Start with B | 0 | - | 4.95 | 2,288,481 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,249 |
| Countries that Start with D | 0 | - | 4.96 | 706,297 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,253 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,833 |
| Countries that Start with H | 0 | - | 4.96 | 601,938 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,903 |
| Countries that Start with J | 0 | - | 4.98 | 599,887 |
| Countries that Start with K | 0 | - | 4.97 | 813,014 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,705 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,410 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,099 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,689 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,570 |
| Countries that Start with U | 0 | - | 4.97 | 902,636 |
| Countries that Start with V | 0 | - | 4.98 | 607,750 |
| Countries that Start with F | 0 | - | 4.83 | 615,450 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,255 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,236 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 96,764 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,970 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,343 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,778 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,728 |
| Name the English Monarchs | 0 | - | 4.91 | 500,815 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,575 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 38,010 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,634 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,324 |
| WWII Geography | 0 | - | 4.81 | 120,018 |
| International Footballers by Picture | 0 | - | 4.50 | 55,268 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,041 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,172 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,674 |
| Name a Country A-Z | 0 | - | 5.00 | 242,201 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,091 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,097 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,343 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,847 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,070 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,654 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,534 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,286 |
| History by Picture - A | 0 | - | 4.25 | 45,694 |
| History by Picture - B | 0 | - | 4.40 | 48,844 |
| History by Picture - C | 0 | - | 4.36 | 54,363 |
| History by Picture - F | 0 | - | 4.35 | 37,797 |
| History by Picture - G | 0 | - | 4.40 | 42,058 |
| History by Picture - D | 0 | - | 4.29 | 44,224 |
| History by Picture - E | 0 | - | 4.27 | 43,834 |
| History by Picture - H | 0 | - | 4.37 | 36,719 |
| History by Picture - K | 0 | - | 4.35 | 33,289 |
| History by Picture - M | 0 | - | 4.17 | 36,086 |
| History by Picture - N | 0 | - | 4.40 | 41,175 |
| History by Picture - O | 0 | - | 4.39 | 36,238 |
| History by Picture - T | 0 | - | 4.20 | 33,249 |
| British History A-Z #1 | 0 | - | 4.45 | 46,351 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,993 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,259 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,341 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 46,601 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,325 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,153 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,349 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,722 |
| Words for Leaders | 0 | - | 4.77 | 256,523 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,873 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,270 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,310 |
| All Country Flags of the World | 0 | - | 5.00 | 3,639,284 |
| Countries that Start with R | 0 | - | 4.43 | 446,029 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,996 |
| European Geography By Letter - A | 0 | - | 4.61 | 135,886 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,466 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,359 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,214 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,605 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,535 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,150 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,907 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,521 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,554 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,300 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,751 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,226 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,742 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,924 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,879 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,670 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,895 |
| Metals of Antiquity | 0 | - | 4.94 | 93,218 |
| Spanish History A-Z | 0 | - | 4.37 | 19,246 |
| Italian History A-Z | 0 | - | 4.21 | 17,645 |
| Popular Royal Names | 0 | - | 4.27 | 124,793 |
| Russian History A-Z | 0 | - | 4.38 | 31,507 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,519 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,962 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,327 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,215 |
| First Names of Painters | 0 | - | 4.43 | 59,774 |
| History by Picture - I | 0 | - | 4.26 | 26,153 |
| History by Picture - J | 0 | - | 4.18 | 26,671 |
| History by Picture - L | 0 | - | 4.18 | 30,709 |
| History by Picture - P | 0 | - | 4.08 | 25,242 |
| History by Picture - Q | 0 | - | 4.03 | 22,034 |
| History by Picture - R | 0 | - | 4.13 | 26,784 |
| History by Picture - S | 0 | - | 4.14 | 27,728 |
| History by Picture - U | 0 | - | 4.24 | 25,074 |
| History by Picture - V | 0 | - | 4.30 | 25,037 |
| History by Picture - W | 0 | - | 4.01 | 21,596 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,121 |
| German History A-Z | 0 | - | 4.49 | 24,550 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,158 |
| Countries by Road Signs | 0 | - | 4.98 | 53,526 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,342 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,427 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,552 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,355 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,532,930 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,787 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,031 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,496 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,497 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,823 |
| Influential Women in History | 0 | - | 4.42 | 35,429 |
| Cradles of Civilization | 0 | - | 4.46 | 39,498 |
| History of The Netherlands | 0 | - | 4.46 | 17,385 |
| Materials From History #1 | 0 | - | 4.56 | 51,416 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,476 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,780 |
| UN Secretaries-General | 0 | - | 4.40 | 7,781 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,586 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,644 |
| Famous Explorers | 0 | - | 4.58 | 36,098 |
| Famous Empires by Description | 0 | - | 4.73 | 118,267 |
| Answers by Time Period | 0 | - | 4.64 | 55,473 |
| Flags with Crescents | 0 | - | 4.98 | 168,776 |
| Country Flag Trivia | 0 | - | 4.81 | 56,621 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,220 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,094 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,812 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,970 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,508 |
| National Football Team Logos | 0 | - | 4.85 | 179,761 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,925 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,146 |
| Countries with NO Military | 0 | - | 4.97 | 61,794 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,728 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,304 |
| NATO Countries | 0 | - | 4.98 | 278,713 |
| EU Countries Quiz | 0 | - | 4.99 | 272,308 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,413 |
| 7 Deadly Sins | 0 | - | 4.88 | 398,392 |
| Books of the Protestant Bible | 0 | - | 4.89 | 209,067 |
| The Bible A-Z | 0 | - | 4.29 | 59,648 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,533 |
| Colors by Letter | 0 | - | 4.25 | 162,349 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,013 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,615 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,012 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,258 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,877 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,796 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,478 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,168 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,497 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,831 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,120 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,674 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,630 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,144 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,726 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,617 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,026 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,505 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,732 |
| European Geography A-Z | 0 | - | 4.29 | 49,158 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,373 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,473 |
| Materials From History #2 | 0 | - | 4.59 | 31,434 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,822 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,701 |
| WWII First Names | 0 | - | 4.44 | 41,713 |
| WWII Decoder | 0 | - | 4.41 | 53,416 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,220 |
| WWII for Dummies | 0 | - | 4.79 | 104,576 |
