| Military History Vocabulary | 0 | - | 4.91 | 66,855 |
| Battle to Country | 0 | - | 4.91 | 52,899 |
| WWII Geography | 0 | - | 4.81 | 119,865 |
| WWII Figures by Picture | 0 | - | 4.89 | 63,794 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,800 |
| Countries in a Penrose Tiling of the World Map | 0 | - | 4.95 | 56,305 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,633 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,333 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,323 |
| Countries with NO Military | 0 | - | 4.97 | 61,585 |
| WWII Decoder | 0 | - | 4.41 | 53,342 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,122 |
| WWII First Names | 0 | - | 4.44 | 41,676 |
| WWII for Dummies | 0 | - | 4.80 | 104,362 |
| Cold War Decoder | 0 | - | 4.83 | 52,113 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,756 |
| European History for Dummies | 0 | - | 4.83 | 89,572 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,745 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,598 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,746 |
| The Sun Quiz | 0 | - | 4.93 | 34,336 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,191 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,059 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,645 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,779 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,172 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,321 |
| History Analogies #1 | 0 | - | 4.53 | 89,852 |
| History Analogies #2 | 0 | - | 4.49 | 77,092 |
| History Analogies #3 | 0 | - | 4.61 | 80,535 |
| Popular Royal Names | 0 | - | 4.27 | 124,708 |
| Random History by Country | 0 | - | 4.53 | 34,736 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,709 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,633 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,465 |
| First Names of Painters | 0 | - | 4.43 | 59,729 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,256 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,460 |
| Countries that Have Won the Most Battles | 0 | - | 4.02 | 39,452 |
| Name the English Monarchs | 0 | - | 4.92 | 500,063 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,092 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,748 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,933 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,067 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,288 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,687 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,029 |
| History General Knowledge #13 | 0 | - | 4.69 | 48,842 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 84,862 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,253 |
| 6-Letter History Chain #2 | 0 | - | 4.53 | 57,378 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 102,006 |
| World History Quiz for Dummies | 0 | - | 4.50 | 97,465 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,381 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,276 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,306 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,771 |
| History General Knowledge #1 | 0 | - | 4.55 | 127,768 |
| History General Knowledge #3 | 0 | - | 4.50 | 96,068 |
| History General Knowledge #6 | 0 | - | 4.49 | 88,702 |
| History General Knowledge #10 | 0 | - | 4.43 | 77,618 |
| History General Knowledge #11 | 0 | - | 4.45 | 72,377 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,490 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,269 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,308 |
| Name a Country A-Z | 0 | - | 5.00 | 241,712 |
| Groups of Things - History #1 | 0 | - | 4.40 | 93,852 |
| Groups of Things - History #2 | 0 | - | 4.39 | 79,186 |
| History Analogies #4 | 0 | - | 4.26 | 72,734 |
| History Groups of Two | 0 | - | 4.34 | 40,605 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,128 |
| Empires by Maps | 0 | - | 4.98 | 119,291 |
| Valid Answer - World History #2 | 0 | - | 4.38 | 46,865 |
| Wolfcam's Random History General Knowledge | 0 | - | 4.43 | 21,028 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,184 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,589 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,447 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,254 |
| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 85,346 |
| Countries in World War I | 0 | - | 4.88 | 227,400 |
| Historical Middle Names | 0 | - | 4.16 | 35,583 |
| People Who Were "The" Something | 0 | - | 4.25 | 155,426 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,396 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 228,966 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,227 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,208 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,293 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,126 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,310 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,658 |
| 5-Letter History Chain #2 | 0 | - | 4.25 | 68,859 |
| 6-Letter History Chain #1 | 0 | - | 4.28 | 69,900 |
| 4-Letter History Chain #2 | 0 | - | 4.35 | 58,148 |
| 4-Letter History Chain #3 | 0 | - | 4.38 | 60,159 |
| First Names of Explorers Quiz | 0 | - | 4.43 | 18,325 |
| Words for Leaders | 0 | - | 4.77 | 255,984 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,796 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,748 |
| Mythical Lands | 0 | - | 4.26 | 85,249 |
| Saint in the Answers | 0 | - | 4.10 | 44,217 |
| First Name + Initial Quiz | 0 | - | 4.03 | 52,800 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.31 | 84,811 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,617 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,764 |
| Famous Speeches from History | 0 | - | 4.16 | 33,583 |
| History General Knowledge #5 | 0 | - | 4.39 | 106,277 |
| History General Knowledge #7 | 0 | - | 4.35 | 88,315 |
| History General Knowledge #8 | 0 | - | 4.32 | 83,766 |
| History General Knowledge #9 | 0 | - | 4.40 | 79,674 |
| History General Knowledge #12 | 0 | - | 4.32 | 67,036 |
| History General Knowledge #2 | 0 | - | 4.32 | 112,702 |
| History General Knowledge #4 | 0 | - | 4.33 | 110,413 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,544 |
| Astronomy Decoder | 0 | - | 4.50 | 37,929 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,067 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 70,713 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,693 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 143,740 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,428 |
| Eliminate Countries #1 - The Americas | 0 | - | 4.70 | 36,553 |
| Countries with U.S. Troops | 0 | - | 4.38 | 131,861 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,345 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,935 |
| Metals of Antiquity | 0 | - | 4.94 | 93,126 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,419 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,784 |
| History - Did They Have It? | 0 | - | 4.84 | 61,478 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,255 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,741 |
| Countries in World War II | 0 | - | 4.54 | 908,310 |
| Notable People of WWII | 0 | - | 4.53 | 85,478 |
| WWII Trivia #2 | 0 | - | 4.52 | 103,702 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,026 |
| World War I Quiz | 0 | - | 4.78 | 100,556 |
| WWI A-Z | 0 | - | 4.50 | 38,154 |
| Historical Middle Names - U.S. | 0 | - | 3.83 | 60,942 |
| Famous Mottos | 0 | - | 3.46 | 48,560 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,316 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,028 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,603,757 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,262 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,446 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,463 |
| Best-Selling Video Game Consoles | 0 | - | 4.81 | 271,908 |
| Character to Author #1 | 0 | - | 4.52 | 43,353 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,850 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,757 |
| Influential Women in History | 0 | - | 4.42 | 35,296 |
| Cradles of Civilization | 0 | - | 4.46 | 39,369 |
| History of The Netherlands | 0 | - | 4.46 | 17,358 |
| Materials From History #1 | 0 | - | 4.56 | 51,331 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,380 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,743 |
| UN Secretaries-General | 0 | - | 4.40 | 7,778 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,577 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,523 |
| Famous Explorers | 0 | - | 4.58 | 36,049 |
| Famous Empires by Description | 0 | - | 4.73 | 118,162 |
| Answers by Time Period | 0 | - | 4.64 | 55,419 |
| Historical Misquotes | 0 | - | 4.39 | 26,644 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,844 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,104 |
| Books with Names in the Title #1 | 0 | - | 4.26 | 70,361 |
| Italian Name Translation | 0 | - | 4.81 | 45,897 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,289 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,113 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,094,184 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,349 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,136 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,809 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,333 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,207 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,148 |
| Disney Animated Characters | 0 | - | 4.88 | 600,240 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,862 |
| Colors by Letter | 0 | - | 4.25 | 162,260 |
| Sibling Actors | 0 | - | 4.12 | 47,487 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,281 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,029 |
| Countries with Four Letters | 0 | - | 4.99 | 420,271 |
| 4-Letter Geography Chain #1 | 0 | - | 4.81 | 169,600 |
| Random Symbol to Element | 0 | - | 4.88 | 92,511 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,744 |
| Name a Valid World City | 0 | - | 4.83 | 70,591 |
| Category Elimination - Cities | 0 | - | 4.25 | 40,951 |
| Short Term Memory Test - Countries | 0 | - | 4.83 | 45,593 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,639 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,823 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,400 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,167 |
| NATO Countries | 0 | - | 4.98 | 278,026 |
| EU Countries Quiz | 0 | - | 4.99 | 271,576 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,986 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,649 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,779 |
| Former Flags | 0 | - | 4.97 | 107,164 |
| Years in History by Picture | 0 | - | 4.44 | 35,306 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,078 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,414 |
| Materials From History #2 | 0 | - | 4.59 | 31,396 |
