| Former Countries by Territory Map | 0 | - | 4.96 | 102,386 |
| Empires by Maps | 0 | - | 4.98 | 119,737 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,822 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,800 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,922 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,315 |
| Former Flags | 0 | - | 4.97 | 107,359 |
| Years in History by Picture | 0 | - | 4.44 | 35,396 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,843 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,760 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,027 |
| Women in History by Picture | 0 | - | 4.25 | 25,861 |
| Military History Vocabulary | 0 | - | 4.91 | 66,956 |
| Countries that Start with A | 0 | - | 4.98 | 2,156,514 |
| Countries that Start with B | 0 | - | 4.95 | 2,288,585 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,343 |
| Countries that Start with D | 0 | - | 4.96 | 706,370 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,327 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,918 |
| Countries that Start with H | 0 | - | 4.96 | 601,997 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,970 |
| Countries that Start with J | 0 | - | 4.98 | 599,936 |
| Countries that Start with K | 0 | - | 4.97 | 813,061 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,757 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,531 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,154 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,770 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,607 |
| Countries that Start with U | 0 | - | 4.97 | 902,672 |
| Countries that Start with V | 0 | - | 4.98 | 607,778 |
| Countries that Start with F | 0 | - | 4.83 | 615,504 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,316 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,252 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 96,839 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 77,086 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,351 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,779 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,731 |
| Name the English Monarchs | 0 | - | 4.91 | 500,854 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,584 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 38,011 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,641 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,328 |
| WWII Geography | 0 | - | 4.81 | 120,020 |
| International Footballers by Picture | 0 | - | 4.50 | 55,274 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,060 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,177 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,687 |
| Name a Country A-Z | 0 | - | 5.00 | 242,231 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,106 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,098 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,347 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,851 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,072 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,655 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,536 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,287 |
| History by Picture - A | 0 | - | 4.25 | 45,698 |
| History by Picture - B | 0 | - | 4.40 | 48,850 |
| History by Picture - C | 0 | - | 4.36 | 54,369 |
| History by Picture - F | 0 | - | 4.35 | 37,801 |
| History by Picture - G | 0 | - | 4.40 | 42,063 |
| History by Picture - D | 0 | - | 4.29 | 44,229 |
| History by Picture - E | 0 | - | 4.27 | 43,840 |
| History by Picture - H | 0 | - | 4.37 | 36,724 |
| History by Picture - K | 0 | - | 4.35 | 33,292 |
| History by Picture - M | 0 | - | 4.17 | 36,088 |
| History by Picture - N | 0 | - | 4.40 | 41,180 |
| History by Picture - O | 0 | - | 4.39 | 36,241 |
| History by Picture - T | 0 | - | 4.20 | 33,252 |
| British History A-Z #1 | 0 | - | 4.45 | 46,353 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,994 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,262 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,343 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 46,614 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,326 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,156 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,349 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,724 |
| Words for Leaders | 0 | - | 4.77 | 256,533 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,877 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,272 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,313 |
| All Country Flags of the World | 0 | - | 5.00 | 3,639,771 |
| Countries that Start with R | 0 | - | 4.43 | 446,059 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,000 |
| European Geography By Letter - A | 0 | - | 4.61 | 137,752 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,644 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,501 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,327 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,670 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,598 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,198 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,948 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,558 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,556 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,303 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,757 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,232 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,796 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,990 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,882 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,674 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,897 |
| Metals of Antiquity | 0 | - | 4.94 | 93,224 |
| Spanish History A-Z | 0 | - | 4.37 | 19,246 |
| Italian History A-Z | 0 | - | 4.21 | 17,645 |
| Popular Royal Names | 0 | - | 4.27 | 124,796 |
| Russian History A-Z | 0 | - | 4.38 | 31,514 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,521 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,971 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,331 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,247 |
| First Names of Painters | 0 | - | 4.43 | 59,776 |
| History by Picture - I | 0 | - | 4.26 | 26,157 |
| History by Picture - J | 0 | - | 4.18 | 26,676 |
| History by Picture - L | 0 | - | 4.18 | 30,713 |
| History by Picture - P | 0 | - | 4.08 | 25,245 |
| History by Picture - Q | 0 | - | 4.03 | 22,036 |
| History by Picture - R | 0 | - | 4.13 | 26,789 |
| History by Picture - S | 0 | - | 4.14 | 27,730 |
| History by Picture - U | 0 | - | 4.24 | 25,076 |
| History by Picture - V | 0 | - | 4.30 | 25,040 |
| History by Picture - W | 0 | - | 4.01 | 21,597 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,123 |
| German History A-Z | 0 | - | 4.49 | 24,551 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,158 |
| Countries by Road Signs | 0 | - | 4.98 | 53,540 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,343 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,427 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,555 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,358 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,533,026 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,826 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,059 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,510 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,508 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,825 |
| Influential Women in History | 0 | - | 4.42 | 35,437 |
| Cradles of Civilization | 0 | - | 4.46 | 39,501 |
| History of The Netherlands | 0 | - | 4.46 | 17,387 |
| Materials From History #1 | 0 | - | 4.56 | 51,418 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,480 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,781 |
| 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 | 145,648 |
| Famous Explorers | 0 | - | 4.58 | 36,100 |
| Famous Empires by Description | 0 | - | 4.73 | 118,270 |
| Answers by Time Period | 0 | - | 4.64 | 55,475 |
| Flags with Crescents | 0 | - | 4.98 | 168,792 |
| Country Flag Trivia | 0 | - | 4.81 | 56,627 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,232 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,102 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,825 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,983 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,514 |
| National Football Team Logos | 0 | - | 4.85 | 179,773 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,960 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,191 |
| Countries with NO Military | 0 | - | 4.97 | 61,808 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,741 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,309 |
| NATO Countries | 0 | - | 4.98 | 278,745 |
| EU Countries Quiz | 0 | - | 4.99 | 272,347 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,436 |
| 7 Deadly Sins | 0 | - | 4.88 | 398,440 |
| Books of the Protestant Bible | 0 | - | 4.89 | 209,087 |
| The Bible A-Z | 0 | - | 4.29 | 59,651 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,569 |
| Colors by Letter | 0 | - | 4.25 | 162,352 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,017 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,683 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,084 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,315 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,937 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,840 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,531 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,208 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,531 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,833 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,121 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,675 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,632 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,145 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,762 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,619 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,030 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,506 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,736 |
| European Geography A-Z | 0 | - | 4.29 | 49,161 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,373 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,476 |
| Materials From History #2 | 0 | - | 4.59 | 31,435 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,829 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,704 |
| WWII First Names | 0 | - | 4.44 | 41,714 |
| WWII Decoder | 0 | - | 4.41 | 53,421 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,222 |
| WWII for Dummies | 0 | - | 4.79 | 104,589 |
