| G7 Leaders Since 2003 | 0 | - | 4.46 | 38,393 |
| Famous Dictators Quiz #1 | 0 | - | 4.75 | 183,033 |
| Historical Leaders by Date #1 | 0 | - | 4.50 | 28,211 |
| Historical Leaders by Date #2 | 0 | - | 4.54 | 27,110 |
| Historical Rulers #2 | 0 | - | 4.26 | 43,065 |
| Historical Rulers #1 | 0 | - | 4.32 | 111,229 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 101,636 |
| Words for Leaders | 0 | - | 4.80 | 215,877 |
| Famous Dictators Quiz #2 | 0 | - | 4.34 | 79,724 |
| UN Secretaries-General | 0 | - | 4.39 | 7,119 |
| Prime Ministers of the UK | 0 | - | 4.95 | 380,340 |
| NATO Countries Quiz | 0 | - | 4.98 | 224,976 |
| EU Countries Quiz | 0 | - | 4.99 | 227,422 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.77 | 58,219 |
| Political Figures by Last Name #1 | 0 | - | 4.57 | 60,092 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 24,965 |
| World Leaders of the Cold War | 0 | - | 4.33 | 22,360 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.00 | 18,367 |
| Military History Vocabulary | 0 | - | 4.92 | 59,937 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 221,835 |
| Countries that Start with A | 0 | - | 4.98 | 1,939,607 |
| Countries that Start with B | 0 | - | 4.95 | 2,078,202 |
| Countries that Start with C | 0 | - | 4.96 | 1,643,462 |
| Countries that Start with D | 0 | - | 4.96 | 591,177 |
| Countries that Start with E | 0 | - | 4.95 | 1,229,638 |
| Countries that Start with G | 0 | - | 4.97 | 1,348,937 |
| Countries that Start with H | 0 | - | 4.95 | 504,134 |
| Countries that Start with I | 0 | - | 4.92 | 1,159,549 |
| Countries that Start with J | 0 | - | 4.98 | 507,399 |
| Countries that Start with K | 0 | - | 4.96 | 711,157 |
| Countries that Start with L | 0 | - | 4.98 | 969,504 |
| Countries that Start with N | 0 | - | 4.93 | 995,991 |
| Countries that Start with P | 0 | - | 4.95 | 1,098,742 |
| Countries that Start with S | 0 | - | 4.98 | 1,601,871 |
| Countries that Start with T | 0 | - | 4.88 | 908,304 |
| Countries that Start with U | 0 | - | 4.96 | 820,023 |
| Countries that Start with V | 0 | - | 4.98 | 549,121 |
| Countries that Start with F | 0 | - | 4.83 | 535,921 |
| Countries that Start with M | 0 | - | 4.97 | 1,251,757 |
| Asian Geography By Letter - B | 0 | - | 4.82 | 60,984 |
| Capitals A-Z | 0 | - | 4.84 | 41,716 |
| World Leaders of the World Wars | 0 | - | 4.40 | 34,348 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.19 | 40,638 |
| Famous Empires in History | 0 | - | 4.83 | 102,930 |
| U.S. Cabinet Departments | 0 | - | 4.85 | 67,515 |
| Richest Countries A-Z | 0 | - | 4.92 | 87,723 |
| World Leaders by Picture | 0 | - | 4.39 | 238,029 |
| Canadian Prime Ministers Quiz | 0 | - | 4.63 | 49,413 |
| English Monarchs Quiz | 0 | - | 4.91 | 446,030 |
| OPEC Countries Quiz | 0 | - | 4.72 | 80,788 |
| Dictators by Picture | 0 | - | 4.24 | 44,285 |
| WWII Geography | 0 | - | 4.81 | 99,169 |
| WWII Figures by Picture | 0 | - | 4.88 | 40,098 |
| One Country By Letter By Continent | 0 | - | 5.00 | 71,441 |
| One Capital by Letter by Continent | 0 | - | 4.97 | 3,353 |
| Name a World Capital A-Z | 0 | - | 4.99 | 140,675 |
| Name a Valid Country A-Z | 0 | - | 4.96 | 82,713 |
| Former Countries by Territory Map | 0 | - | 4.97 | 85,451 |
| Empires by Maps | 0 | - | 4.98 | 93,874 |
| Ancient Greece A-Z | 0 | - | 4.64 | 20,686 |
| Prime Ministers of Australia | 0 | - | 4.47 | 27,741 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 46,227 |
| Political Quotes Quiz | 0 | - | 4.08 | 18,967 |
| British History A-Z | 0 | - | 4.47 | 39,358 |
| Metals of Antiquity | 0 | - | 4.94 | 85,239 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 39,658 |
| Political Figures by Last Name #2 | 0 | - | 4.08 | 14,686 |
| Spouses of World Leaders | 0 | - | 4.13 | 11,591 |
| First Names of Recent World Leaders | 0 | - | 4.28 | 22,804 |
| Years in History #1 - Multiple Choice | 0 | - | 4.84 | 62,764 |
| Countries that Start with R | 0 | - | 4.45 | 386,242 |
| Asian Geography By Letter - A | 0 | - | 4.66 | 66,080 |
| European Geography By Letter - A | 0 | - | 4.51 | 124,260 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 103,442 |
| European Geography By Letter - C | 0 | - | 4.43 | 104,823 |
| European Geography By Letter - D | 0 | - | 4.52 | 99,422 |
| European Geography By Letter - L | 0 | - | 4.51 | 104,820 |
| European Geography By Letter - M | 0 | - | 4.55 | 114,314 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,435 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,337 |
| European Geography By Letter - V | 0 | - | 4.45 | 86,367 |
| Asian Geography by Letter - H | 0 | - | 4.47 | 60,777 |
| Asian Geography By Letter - M | 0 | - | 4.46 | 56,993 |
| Asian Geography by Letter - P | 0 | - | 4.42 | 45,255 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 45,262 |
| European Geography By Letter - S #1 | 0 | - | 4.57 | 93,820 |
| Asian Geography By Letter - L | 0 | - | 4.45 | 38,051 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 61,940 |
| Countries Closest to United States A-Z | 0 | - | 4.86 | 107,172 |
| Cradles of Civilization | 0 | - | 4.41 | 32,157 |
| Spanish History A-Z | 0 | - | 4.30 | 11,272 |
| Italian History A-Z | 0 | - | 4.11 | 8,848 |
| Popular Royal Names | 0 | - | 4.25 | 115,877 |
| Russian History A-Z | 0 | - | 4.34 | 17,349 |
| Materials From History #1 | 0 | - | 4.54 | 44,748 |
| Paramount Leaders of China | 0 | - | 4.31 | 9,918 |
| Name the Popes Quiz | 0 | - | 4.45 | 117,271 |
| Countries of the Popes | 0 | - | 4.76 | 97,614 |
| Mythical Creatures Quiz #1 | 0 | - | 4.91 | 654,651 |
| Biggest Nations and Empires Ever | 0 | - | 4.55 | 133,385 |
| Famous Explorers | 0 | - | 4.71 | 32,617 |
| Answers by Time Period | 0 | - | 4.49 | 42,559 |
| Territorial Accessions | 0 | - | 4.43 | 32,177 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 193,537 |
| United Kingdom A-Z | 0 | - | 4.53 | 80,793 |
| A-Z Cities by Pictures | 0 | - | 4.53 | 39,275 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.64 | 54,007 |
| History of The Netherlands | 0 | - | 4.42 | 15,731 |
| The Dictator Files: Chairman Mao | 0 | - | 4.32 | 18,487 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 87,228 |
| The Life of King David | 0 | - | 4.41 | 13,414 |
| European Secessionist Movements on a Map | 0 | - | 4.51 | 31,359 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 225,521 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 217,104 |
| Countries with NO Military | 0 | - | 4.96 | 49,148 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 123,768 |
| All Disney Animated Movies | 0 | - | 4.82 | 384,841 |
| Countries by Number of Books Published | 0 | - | 4.95 | 63,502 |
| Top Five Countries by Religion | 0 | - | 4.90 | 141,575 |
| 7 Deadly Sins Quiz | 0 | - | 4.86 | 345,753 |
| Books of the Protestant Bible Quiz | 0 | - | 4.87 | 179,651 |
| The Bible A-Z | 0 | - | 4.35 | 43,194 |
| Colors by Letter | 0 | - | 4.24 | 154,052 |
| Asian Geography By Letter - S | 0 | - | 4.19 | 43,288 |
| European Geography By Letter - E | 0 | - | 4.20 | 105,319 |
| European Geography By Letter - F | 0 | - | 4.15 | 85,184 |
| European Geography By Letter - H | 0 | - | 4.29 | 88,531 |
| European Geography By Letter - G | 0 | - | 4.24 | 94,992 |
| European Geography By Letter - I | 0 | - | 4.09 | 88,692 |
| European Geography By Letter - K | 0 | - | 4.16 | 64,410 |
| European Geography By Letter - O | 0 | - | 4.27 | 57,673 |
| European Geography By Letter - R | 0 | - | 4.39 | 87,451 |
| European Geography by Letter - W | 0 | - | 4.21 | 78,202 |
| Asian Geography by Letter - D | 0 | - | 4.25 | 47,993 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 47,543 |
| Asian Geography by Letter - I | 0 | - | 4.35 | 63,073 |
| Asian Geography by Letter - C | 0 | - | 4.33 | 60,449 |
| Asian Geography by Letter - N | 0 | - | 4.29 | 44,354 |
| European Geography By Letter - T | 0 | - | 4.39 | 70,824 |
| European Geography By Letter - S #2 | 0 | - | 4.16 | 46,679 |
| Asian Geography By Letter - O | 0 | - | 4.78 | 15,664 |
| Asian Geography By Letter - R | 0 | - | 4.44 | 13,877 |
| European Geography A-Z | 0 | - | 4.40 | 45,327 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 50,936 |
| Influential Women in History | 0 | - | 4.47 | 30,433 |
| Former Flags | 0 | - | 4.98 | 81,257 |
| Historical Events - AD or BC? | 0 | - | 4.74 | 51,985 |
| Materials From History #2 | 0 | - | 4.58 | 24,847 |
| Prime Ministers of Israel | 0 | - | 4.10 | 16,102 |
| Pope Facts | 0 | - | 4.48 | 20,471 |
| First Names of Painters | 0 | - | 4.37 | 56,263 |
| WWII Decoder | 0 | - | 4.43 | 48,717 |
| Name a Valid Answer - World War II | 0 | - | 4.51 | 47,518 |
| 20th Century Dates Quiz | 0 | - | 4.53 | 37,889 |
| Events in History #2 | 0 | - | 4.47 | 66,797 |
| Events in History #4 | 0 | - | 4.43 | 40,922 |
| Name a Valid Year in History | 0 | - | 4.92 | 52,718 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.18 | 46,476 |
| Assassinations in History Quiz | 0 | - | 4.17 | 63,061 |
| Famous Seconds Quiz | 0 | - | 4.21 | 44,558 |
| Ages and Eras Quiz | 0 | - | 4.35 | 64,419 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.21 | 38,312 |
| Titled People Quiz #1 | 0 | - | 4.14 | 43,848 |
| Titled People Quiz #3 | 0 | - | 4.33 | 41,303 |
| Job Titles Quiz #1 | 0 | - | 4.23 | 73,489 |
| Historical Blunders | 0 | - | 4.33 | 86,162 |
| This Day in History - April | 0 | - | 4.42 | 43,294 |
| This Day in History - July | 0 | - | 4.48 | 35,040 |
| This Day in History - August | 0 | - | 4.41 | 41,732 |
| This Day in History - September | 0 | - | 4.54 | 54,796 |
| This Day in History - October | 0 | - | 4.49 | 36,262 |
| This Day in History - January | 0 | - | 4.53 | 44,358 |
| This Day in History - February | 0 | - | 4.41 | 38,348 |
| This Day in History - March | 0 | - | 4.44 | 41,887 |
| The 7 Wonders of the Ancient World | 0 | - | 4.79 | 65,585 |
| Ancient Civilizations | 0 | - | 4.55 | 34,560 |
| The Places They Went #1 | 0 | - | 4.76 | 32,359 |
| Famous Inventors | 0 | - | 4.44 | 42,405 |
| Houses of British Monarchs | 0 | - | 4.50 | 52,008 |
| French History A-Z | 0 | - | 4.14 | 12,499 |
| German History A-Z | 0 | - | 4.17 | 13,372 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.14 | 940,192 |
| U.S. States by Governor Quiz | 0 | - | 4.42 | 16,930 |
| U.S. Political Parties in History | 0 | - | 4.42 | 26,134 |
| U.S. Government Agencies | 0 | - | 4.41 | 17,620 |
| Countries with the Most Tanks | 0 | - | 4.90 | 75,094 |
| Coldest World Capitals | 0 | - | 4.96 | 127,933 |
| World Currency Quiz | 0 | - | 4.92 | 246,758 |
| Countries with the Most Millionaires | 0 | - | 4.84 | 83,189 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 41,077 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 66,148 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 118,317 |
| Countries with the Most Christians | 0 | - | 4.93 | 107,138 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 72,301 |
| Majority Muslim Countries | 0 | - | 4.97 | 312,853 |
| Buddhist Countries | 0 | - | 4.96 | 130,590 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,006,588 |
| European Cities A-Z | 0 | - | 4.23 | 70,399 |
| A to Z: Movie Quotes | 0 | - | 4.29 | 31,688 |
| Name a Major European City A-Z | 0 | - | 4.34 | 42,791 |
