| Former Countries by Territory Map | 0 | - | 4.96 | 102,242 |
| Empires by Maps | 0 | - | 4.98 | 119,485 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,606 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,309 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,737 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,201 |
| Former Flags | 0 | - | 4.97 | 107,220 |
| Years in History by Picture | 0 | - | 4.44 | 35,343 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,690 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,648 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 92,937 |
| Women in History by Picture | 0 | - | 4.25 | 25,839 |
| Military History Vocabulary | 0 | - | 4.91 | 66,888 |
| Countries that Start with A | 0 | - | 4.98 | 2,154,735 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,912 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,984 |
| Countries that Start with D | 0 | - | 4.96 | 705,430 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,191 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,708 |
| Countries that Start with H | 0 | - | 4.96 | 601,185 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,034 |
| Countries that Start with J | 0 | - | 4.98 | 599,184 |
| Countries that Start with K | 0 | - | 4.97 | 812,321 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,498 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,508 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,316 |
| Countries that Start with S | 0 | - | 4.98 | 1,749,525 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,963 |
| Countries that Start with U | 0 | - | 4.97 | 902,140 |
| Countries that Start with V | 0 | - | 4.98 | 607,313 |
| Countries that Start with F | 0 | - | 4.83 | 614,838 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,341 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,187 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,638 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,722 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,293 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,733 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,691 |
| Name the English Monarchs | 0 | - | 4.92 | 500,308 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,461 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 37,952 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,462 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,295 |
| WWII Geography | 0 | - | 4.81 | 119,923 |
| International Footballers by Picture | 0 | - | 4.50 | 55,186 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,791 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,132 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,549 |
| Name a Country A-Z | 0 | - | 5.00 | 241,895 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,915 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,085 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,240 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,776 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,012 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,636 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,480 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,251 |
| History by Picture - A | 0 | - | 4.25 | 45,656 |
| History by Picture - B | 0 | - | 4.40 | 48,806 |
| History by Picture - C | 0 | - | 4.36 | 54,318 |
| History by Picture - F | 0 | - | 4.35 | 37,770 |
| History by Picture - G | 0 | - | 4.40 | 42,027 |
| History by Picture - D | 0 | - | 4.29 | 44,193 |
| History by Picture - E | 0 | - | 4.27 | 43,805 |
| History by Picture - H | 0 | - | 4.37 | 36,692 |
| History by Picture - K | 0 | - | 4.35 | 33,255 |
| History by Picture - M | 0 | - | 4.17 | 36,055 |
| History by Picture - N | 0 | - | 4.40 | 41,150 |
| History by Picture - O | 0 | - | 4.39 | 36,204 |
| History by Picture - T | 0 | - | 4.20 | 33,227 |
| British History A-Z #1 | 0 | - | 4.45 | 46,319 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,906 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,239 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,306 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 46,450 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,301 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,132 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,325 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,680 |
| Words for Leaders | 0 | - | 4.77 | 256,346 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,826 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,233 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,279 |
| All Country Flags of the World | 0 | - | 5.00 | 3,633,075 |
| Countries that Start with R | 0 | - | 4.43 | 445,579 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,969 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,705 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,148 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,122 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,005 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,459 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,356 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,044 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,824 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,453 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,529 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,267 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,725 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,198 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,629 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,815 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,856 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,823 |
| Metals of Antiquity | 0 | - | 4.94 | 93,169 |
| Spanish History A-Z | 0 | - | 4.37 | 19,225 |
| Italian History A-Z | 0 | - | 4.21 | 17,634 |
| Popular Royal Names | 0 | - | 4.27 | 124,742 |
| Russian History A-Z | 0 | - | 4.38 | 31,436 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,456 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,841 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,282 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,917 |
| First Names of Painters | 0 | - | 4.43 | 59,747 |
| History by Picture - I | 0 | - | 4.26 | 26,134 |
| History by Picture - J | 0 | - | 4.18 | 26,649 |
| History by Picture - L | 0 | - | 4.18 | 30,683 |
| History by Picture - P | 0 | - | 4.08 | 25,224 |
| History by Picture - Q | 0 | - | 4.03 | 22,011 |
| History by Picture - R | 0 | - | 4.13 | 26,763 |
| History by Picture - S | 0 | - | 4.14 | 27,707 |
| History by Picture - U | 0 | - | 4.24 | 25,040 |
| History by Picture - V | 0 | - | 4.30 | 25,013 |
| History by Picture - W | 0 | - | 4.01 | 21,575 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,070 |
| German History A-Z | 0 | - | 4.49 | 24,522 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,121 |
| Countries by Road Signs | 0 | - | 4.98 | 53,452 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,282 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,382 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,513 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,292 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,531,710 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,018 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 731,624 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,355 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,462 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,778 |
| Influential Women in History | 0 | - | 4.42 | 35,321 |
| Cradles of Civilization | 0 | - | 4.46 | 39,401 |
| History of The Netherlands | 0 | - | 4.46 | 17,371 |
| Materials From History #1 | 0 | - | 4.56 | 51,358 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,406 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,759 |
| UN Secretaries-General | 0 | - | 4.40 | 7,780 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,578 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,560 |
| Famous Explorers | 0 | - | 4.58 | 36,060 |
| Famous Empires by Description | 0 | - | 4.73 | 118,193 |
| Answers by Time Period | 0 | - | 4.64 | 55,436 |
| Flags with Crescents | 0 | - | 4.98 | 168,548 |
| Country Flag Trivia | 0 | - | 4.81 | 56,488 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,065 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,980 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,634 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,882 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,431 |
| National Football Team Logos | 0 | - | 4.85 | 179,579 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,549 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,631 |
| Countries with NO Military | 0 | - | 4.97 | 61,678 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,529 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,222 |
| NATO Countries | 0 | - | 4.98 | 278,290 |
| EU Countries Quiz | 0 | - | 4.99 | 271,848 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,164 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,940 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,842 |
| The Bible A-Z | 0 | - | 4.29 | 59,607 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,084 |
| Colors by Letter | 0 | - | 4.25 | 162,287 |
| Asian Geography By Letter - S | 0 | - | 4.16 | 55,993 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,452 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,873 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,120 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,742 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,688 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,375 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,098 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,440 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,810 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,100 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,642 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,608 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,118 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,665 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,602 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,620 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,992 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,479 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,712 |
| European Geography A-Z | 0 | - | 4.29 | 49,125 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,350 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,437 |
| Materials From History #2 | 0 | - | 4.59 | 31,406 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,779 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,635 |
| WWII First Names | 0 | - | 4.44 | 41,686 |
| WWII Decoder | 0 | - | 4.41 | 53,371 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,157 |
| WWII for Dummies | 0 | - | 4.80 | 104,431 |
