| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 85,320 |
| WWII First Names | 0 | - | 4.44 | 41,673 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,199 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,580 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,536 |
| Countries in World War II | 0 | - | 4.54 | 908,140 |
| Countries in World War I | 0 | - | 4.88 | 227,368 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,604 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,742 |
| Military History Vocabulary | 0 | - | 4.91 | 66,847 |
| Important Cities in WWII | 0 | - | 4.42 | 93,170 |
| WWII Decoder | 0 | - | 4.41 | 53,327 |
| WWII Geography | 0 | - | 4.81 | 119,842 |
| WWII Figures by Picture | 0 | - | 4.89 | 63,491 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,109 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,330 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,503 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,242 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,224 |
| Countries with NO Military | 0 | - | 4.97 | 61,556 |
| Cities Bombed During WWII | 0 | - | 4.08 | 30,034 |
| Countries by Percent WWII Deaths | 0 | - | 4.07 | 29,889 |
| Cold War Decoder | 0 | - | 4.83 | 52,108 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,727 |
| Battle to Country | 0 | - | 4.91 | 52,881 |
| European History for Dummies | 0 | - | 4.83 | 89,558 |
| The Sun Quiz | 0 | - | 4.93 | 34,326 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,122 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,022 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,592 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,722 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,125 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,291 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,719 |
| Popular Royal Names | 0 | - | 4.27 | 124,699 |
| First Names of Painters | 0 | - | 4.43 | 59,724 |
| Name the English Monarchs | 0 | - | 4.92 | 499,958 |
| History Analogies #1 | 0 | - | 4.53 | 89,848 |
| History Analogies #2 | 0 | - | 4.49 | 77,086 |
| History Analogies #3 | 0 | - | 4.61 | 80,528 |
| Random History by Country | 0 | - | 4.53 | 34,730 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,702 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,624 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,457 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,728 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,412 |
| Name that Greek Letter | 0 | - | 4.93 | 322,486 |
| British History A-Z #1 | 0 | - | 4.45 | 46,284 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,242 |
| Name a Country A-Z | 0 | - | 5.00 | 241,637 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,767 |
| History General Knowledge #13 | 0 | - | 4.69 | 48,820 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 84,857 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,244 |
| 6-Letter History Chain #2 | 0 | - | 4.53 | 57,370 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 101,999 |
| World History Quiz for Dummies | 0 | - | 4.50 | 97,450 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,273 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,016 |
| WWI... or WWII? | 0 | - | 4.85 | 141,349 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,299 |
| Ancient Rome - True or False? | 0 | - | 4.85 | 42,743 |
| Ancient Greek Words | 0 | - | 4.93 | 111,068 |
| History General Knowledge #1 | 0 | - | 4.55 | 127,748 |
| History General Knowledge #3 | 0 | - | 4.50 | 96,054 |
| History General Knowledge #6 | 0 | - | 4.49 | 88,692 |
| History General Knowledge #10 | 0 | - | 4.43 | 77,607 |
| History General Knowledge #11 | 0 | - | 4.45 | 72,367 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,485 |
| Groups of Things - History #1 | 0 | - | 4.40 | 93,845 |
| Groups of Things - History #2 | 0 | - | 4.39 | 79,181 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,291 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,124 |
| History Analogies #4 | 0 | - | 4.26 | 72,724 |
| History Groups of Two | 0 | - | 4.34 | 40,601 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,307 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,646 |
| 5-Letter History Chain #2 | 0 | - | 4.25 | 68,854 |
| 6-Letter History Chain #1 | 0 | - | 4.28 | 69,895 |
| 4-Letter History Chain #2 | 0 | - | 4.35 | 58,140 |
| 4-Letter History Chain #3 | 0 | - | 4.38 | 60,154 |
| Valid Answer - World History #2 | 0 | - | 4.38 | 46,855 |
| Wolfcam's Random History General Knowledge | 0 | - | 4.43 | 21,028 |
| First Names of Explorers Quiz | 0 | - | 4.43 | 18,319 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,358 |
| Words for Leaders | 0 | - | 4.77 | 255,937 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,788 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,159 |
| Mythical Lands | 0 | - | 4.26 | 85,245 |
| Communist Countries in History | 0 | - | 4.63 | 493,795 |
| Historical Middle Names | 0 | - | 4.16 | 35,566 |
| Saint in the Answers | 0 | - | 4.10 | 44,212 |
| People Who Were "The" Something | 0 | - | 4.25 | 155,414 |
| First Name + Initial Quiz | 0 | - | 4.03 | 52,793 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.31 | 84,796 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,611 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,383 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 228,941 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,763 |
| Famous Speeches from History | 0 | - | 4.16 | 33,577 |
| History General Knowledge #5 | 0 | - | 4.39 | 106,263 |
| History General Knowledge #7 | 0 | - | 4.35 | 88,304 |
| History General Knowledge #8 | 0 | - | 4.32 | 83,761 |
| History General Knowledge #9 | 0 | - | 4.40 | 79,666 |
| History General Knowledge #12 | 0 | - | 4.32 | 67,028 |
| History General Knowledge #2 | 0 | - | 4.32 | 112,690 |
| History General Knowledge #4 | 0 | - | 4.33 | 110,400 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,748 |
| German History A-Z | 0 | - | 4.49 | 24,509 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,539 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,205 |
| Name the 7 Dwarfs | 0 | - | 4.55 | 362,578 |
| Astronomy Decoder | 0 | - | 4.50 | 37,923 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,063 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 70,703 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 143,711 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,416 |
| Eliminate Countries #1 - The Americas | 0 | - | 4.70 | 36,543 |
| Countries with U.S. Troops | 0 | - | 4.38 | 131,847 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,337 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,931 |
| Metals of Antiquity | 0 | - | 4.94 | 93,109 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,107 |
| Empires by Maps | 0 | - | 4.98 | 119,260 |
| History of The Netherlands | 0 | - | 4.46 | 17,354 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,407 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,752 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,247 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,655 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,439 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,023 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 93,765 |
| Historical Middle Names - U.S. | 0 | - | 3.83 | 60,934 |
| Famous Mottos | 0 | - | 3.46 | 48,558 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,222 |
| Countries that Have Won the Most Battles | 0 | - | 4.02 | 39,445 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,005 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,384 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,602,948 |
| Books with Names in the Title #1 | 0 | - | 4.26 | 70,356 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,258 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,441 |
| Book Titles with Shared First Words | 0 | - | 4.52 | 15,110 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,463 |
| Best-Selling Video Game Consoles | 0 | - | 4.81 | 271,773 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,089 |
| Character to Author #1 | 0 | - | 4.52 | 43,344 |
| Colors by Letter | 0 | - | 4.25 | 162,252 |
| Sibling Actors | 0 | - | 4.12 | 47,477 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,836 |
| Category Elimination - Cities | 0 | - | 4.25 | 40,938 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,746 |
| Former Flags | 0 | - | 4.97 | 107,140 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,071 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,731 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,739 |
| UN Secretaries-General | 0 | - | 4.40 | 7,777 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,574 |
| WWII A-Z #1 | 0 | - | 4.80 | 102,658 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,479 |
| Flags of WW1 | 0 | - | 4.60 | 38,142 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,720 |
| The American Civil War | 0 | - | 4.62 | 52,269 |
| Historical Misquotes | 0 | - | 4.39 | 26,642 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,266 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,838 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,093 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,680 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,456 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,474 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 715,799 |
| Italian Name Translation | 0 | - | 4.81 | 45,812 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,279 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,339 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,093,911 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,292 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,096 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,780 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,329 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,473 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,989 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,034 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,183 |
| Best-Selling Breakfast Cereals | 0 | - | 3.68 | 92,829 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 303,795 |
| Islands by Country #1 | 0 | - | 4.87 | 174,796 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,161 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,512 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,489 |
| Disney Animated Characters | 0 | - | 4.88 | 600,191 |
| Character to Author #2 | 0 | - | 4.55 | 30,354 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,861 |
| Star Wars Characters Screen Time by Movie | 0 | - | 4.56 | 28,548 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,247 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 113,975 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,916 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,907 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 170,018 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,311 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,653 |
