| Former Countries by Territory Map | 0 | - | 4.96 | 101,512 |
| Empires by Maps | 0 | - | 4.98 | 118,430 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,463 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,510 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,573 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,600 |
| Former Flags | 0 | - | 4.97 | 106,658 |
| Years in History by Picture | 0 | - | 4.44 | 35,096 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,619 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,015 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,403 |
| Women in History by Picture | 0 | - | 4.25 | 25,757 |
| Military History Vocabulary | 0 | - | 4.91 | 66,636 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,412 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,541 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,028 |
| Countries that Start with D | 0 | - | 4.96 | 701,339 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,312 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,549 |
| Countries that Start with H | 0 | - | 4.96 | 597,796 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,107 |
| Countries that Start with J | 0 | - | 4.98 | 595,872 |
| Countries that Start with K | 0 | - | 4.97 | 809,267 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,697 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,562 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,377 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,277 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,089 |
| Countries that Start with U | 0 | - | 4.97 | 899,825 |
| Countries that Start with V | 0 | - | 4.98 | 604,992 |
| Countries that Start with F | 0 | - | 4.83 | 612,068 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,136 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,989 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,319 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,225 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,099 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,555 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,528 |
| Name the English Monarchs | 0 | - | 4.92 | 497,805 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,820 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 37,717 |
| "Second Best" History Edition | 0 | - | 4.94 | 61,765 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,124 |
| WWII Geography | 0 | - | 4.81 | 119,325 |
| International Footballers by Picture | 0 | - | 4.50 | 54,713 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,632 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,987 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,944 |
| Name a Country A-Z | 0 | - | 5.00 | 240,336 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,055 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,983 |
| Famous Dictators #1 | 0 | - | 4.69 | 198,753 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,453 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,634 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,527 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,215 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,084 |
| History by Picture - A | 0 | - | 4.25 | 45,452 |
| History by Picture - B | 0 | - | 4.40 | 48,564 |
| History by Picture - C | 0 | - | 4.36 | 54,069 |
| History by Picture - F | 0 | - | 4.35 | 37,574 |
| History by Picture - G | 0 | - | 4.40 | 41,840 |
| History by Picture - D | 0 | - | 4.29 | 43,995 |
| History by Picture - E | 0 | - | 4.27 | 43,618 |
| History by Picture - H | 0 | - | 4.37 | 36,533 |
| History by Picture - K | 0 | - | 4.35 | 33,096 |
| History by Picture - M | 0 | - | 4.17 | 35,904 |
| History by Picture - N | 0 | - | 4.40 | 40,986 |
| History by Picture - O | 0 | - | 4.39 | 36,029 |
| History by Picture - T | 0 | - | 4.20 | 33,090 |
| British History A-Z #1 | 0 | - | 4.45 | 45,800 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,425 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,128 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,059 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 45,727 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,217 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,055 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,203 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,471 |
| Words for Leaders | 0 | - | 4.77 | 255,103 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,629 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,008 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,121 |
| All Country Flags of the World | 0 | - | 5.00 | 3,600,703 |
| Countries that Start with R | 0 | - | 4.43 | 443,530 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,823 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,382 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,885 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,822 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,692 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,205 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,868 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,659 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,618 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,012 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,386 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,156 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,558 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,066 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,292 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,585 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,706 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,398 |
| Metals of Antiquity | 0 | - | 4.94 | 92,889 |
| Spanish History A-Z | 0 | - | 4.36 | 19,029 |
| Italian History A-Z | 0 | - | 4.21 | 17,381 |
| Popular Royal Names | 0 | - | 4.27 | 124,465 |
| Russian History A-Z | 0 | - | 4.38 | 30,769 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,153 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,166 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,086 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 704,277 |
| First Names of Painters | 0 | - | 4.43 | 59,595 |
| History by Picture - I | 0 | - | 4.26 | 26,001 |
| History by Picture - J | 0 | - | 4.18 | 26,522 |
| History by Picture - L | 0 | - | 4.18 | 30,550 |
| History by Picture - P | 0 | - | 4.08 | 25,102 |
| History by Picture - Q | 0 | - | 4.03 | 21,913 |
| History by Picture - R | 0 | - | 4.13 | 26,626 |
| History by Picture - S | 0 | - | 4.14 | 27,585 |
| History by Picture - U | 0 | - | 4.24 | 24,933 |
| History by Picture - V | 0 | - | 4.30 | 24,902 |
| History by Picture - W | 0 | - | 4.01 | 21,489 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 69,649 |
| German History A-Z | 0 | - | 4.49 | 24,215 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,989 |
| Countries by Road Signs | 0 | - | 4.98 | 53,086 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 128,983 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.29 | 46,089 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.35 | 48,244 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,019 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,085 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,272 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,565 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 221,333 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,210 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,437 |
| Influential Women in History | 0 | - | 4.42 | 34,966 |
| Cradles of Civilization | 0 | - | 4.46 | 39,034 |
| History of The Netherlands | 0 | - | 4.46 | 17,308 |
| Materials From History #1 | 0 | - | 4.56 | 50,580 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,652 |
| UN Secretaries-General | 0 | - | 4.40 | 7,760 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,543 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,152 |
| Famous Explorers | 0 | - | 4.58 | 35,937 |
| Famous Empires by Description | 0 | - | 4.70 | 117,526 |
| Answers by Time Period | 0 | - | 4.63 | 55,260 |
| Flags with Crescents | 0 | - | 4.98 | 167,516 |
| Country Flag Trivia | 0 | - | 4.81 | 55,909 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,380 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,436 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,879 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,440 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,007 |
| National Football Team Logos | 0 | - | 4.84 | 178,623 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,854 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,195 |
| Countries with NO Military | 0 | - | 4.97 | 61,151 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,733 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,894 |
| NATO Countries | 0 | - | 4.98 | 275,637 |
| EU Countries Quiz | 0 | - | 4.99 | 269,854 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,011 |
| 7 Deadly Sins | 0 | - | 4.88 | 394,792 |
| Books of the Protestant Bible | 0 | - | 4.89 | 207,144 |
| The Bible A-Z | 0 | - | 4.29 | 59,250 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,443 |
| Colors by Letter | 0 | - | 4.25 | 162,018 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,915 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,201 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,519 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,886 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,261 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,475 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,153 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,911 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,288 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,692 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,988 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,507 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,496 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,005 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,501 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,492 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,436 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,530 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,072 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,648 |
| European Geography A-Z | 0 | - | 4.28 | 48,992 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,175 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,178 |
| Materials From History #2 | 0 | - | 4.59 | 30,908 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,309 |
| WWII First Names | 0 | - | 4.44 | 41,557 |
| WWII Decoder | 0 | - | 4.41 | 53,034 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 54,739 |
| WWII for Dummies | 0 | - | 4.80 | 103,810 |
| Cold War Decoder | 0 | - | 4.83 | 51,915 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,314 |
