| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,450 |
| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 86,166 |
| WWII Geography | 0 | - | 4.81 | 120,597 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,804 |
| WWII for Dummies | 0 | - | 4.78 | 105,214 |
| Countries in World War I | 0 | - | 4.88 | 228,522 |
| Countries in World War II | 0 | - | 4.55 | 915,089 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,560 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,078 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,906 |
| Important Cities in WWII | 0 | - | 4.42 | 93,632 |
| WWII First Names | 0 | - | 4.44 | 41,856 |
| Military History Vocabulary | 0 | - | 4.91 | 67,317 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,141 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,761 |
| Name the English Monarchs | 0 | - | 4.91 | 504,171 |
| Cities Bombed During WWII | 0 | - | 4.09 | 30,213 |
| Countries by Percent WWII Deaths | 0 | - | 4.07 | 30,086 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,670 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,118 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,412 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,880 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,520 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,702 |
| Countries with NO Military | 0 | - | 4.97 | 62,688 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,527 |
| Cold War Decoder | 0 | - | 4.83 | 52,460 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,510 |
| European History for Dummies | 0 | - | 4.83 | 90,094 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,736 |
| Popular Royal Names | 0 | - | 4.27 | 125,096 |
| First Names of Painters | 0 | - | 4.43 | 59,923 |
| Battle to Country | 0 | - | 4.91 | 53,565 |
| The Sun Quiz | 0 | - | 4.93 | 34,814 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,262 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,181 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,787 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,693 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,700 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,366 |
| History Analogies #1 | 0 | - | 4.53 | 90,060 |
| History Analogies #2 | 0 | - | 4.49 | 77,315 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,223 |
| History Analogies #3 | 0 | - | 4.61 | 80,759 |
| Random History by Country | 0 | - | 4.53 | 34,913 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,986 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,655 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,290 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,147 |
| Name that Greek Letter | 0 | - | 4.93 | 324,231 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,853 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,789 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,671 |
| Name a Country A-Z | 0 | - | 5.00 | 244,326 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,190 |
| History General Knowledge #13 | 0 | - | 4.69 | 49,643 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 85,169 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,541 |
| 6-Letter History Chain #2 | 0 | - | 4.51 | 57,641 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 102,607 |
| World History Quiz for Dummies | 0 | - | 4.50 | 98,002 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,582 |
| The Trojan War | 0 | - | 4.83 | 39,811 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,298 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,570 |
| WWI... or WWII? | 0 | - | 4.85 | 142,678 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,571 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,666 |
| Roman Emperors | 0 | - | 4.95 | 120,444 |
| History General Knowledge #1 | 0 | - | 4.55 | 128,612 |
| History General Knowledge #3 | 0 | - | 4.50 | 96,588 |
| History General Knowledge #6 | 0 | - | 4.49 | 89,062 |
| History General Knowledge #10 | 0 | - | 4.43 | 78,037 |
| History General Knowledge #11 | 0 | - | 4.45 | 72,853 |
| British History A-Z #1 | 0 | - | 4.45 | 46,588 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,653 |
| Groups of Things - History #2 | 0 | - | 4.39 | 79,445 |
| History Analogies #4 | 0 | - | 4.26 | 73,054 |
| History Groups of Two | 0 | - | 4.31 | 40,775 |
| Valid Answer - World History #2 | 0 | - | 4.38 | 47,262 |
| Wolfcam's Random History General Knowledge | 0 | - | 4.43 | 21,096 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,562 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,338 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,093 |
| Historical Middle Names | 0 | - | 4.16 | 35,920 |
| People Who Were "The" Something | 0 | - | 4.25 | 156,025 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,670 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 229,602 |
| English Royal Consorts | 0 | - | 4.38 | 37,423 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,292 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,510 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,317 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,555 |
| Historical Rulers #1 | 0 | - | 4.35 | 119,056 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,161 |
| 5-Letter History Chain #2 | 0 | - | 4.25 | 69,100 |
| 6-Letter History Chain #1 | 0 | - | 4.28 | 70,134 |
| 4-Letter History Chain #2 | 0 | - | 4.35 | 58,368 |
| Empires by Maps | 0 | - | 4.98 | 121,017 |
| 4-Letter History Chain #3 | 0 | - | 4.38 | 60,443 |
| First Names of Explorers Quiz | 0 | - | 4.45 | 18,486 |
| Words for Leaders | 0 | - | 4.77 | 257,874 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,137 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,917 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,614 |
| Mythical Lands | 0 | - | 4.26 | 85,415 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,897 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,170 |
| Communist Countries in History | 0 | - | 4.63 | 496,669 |
| Saint in the Answers | 0 | - | 4.10 | 44,416 |
| First Name + Initial Quiz | 0 | - | 4.03 | 52,900 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.32 | 85,346 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,760 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,796 |
| Famous Speeches from History | 0 | - | 4.19 | 33,672 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,481 |
| History General Knowledge #5 | 0 | - | 4.39 | 106,753 |
| History General Knowledge #7 | 0 | - | 4.35 | 88,672 |
| History General Knowledge #8 | 0 | - | 4.32 | 84,104 |
| History General Knowledge #9 | 0 | - | 4.40 | 80,034 |
| History General Knowledge #12 | 0 | - | 4.32 | 67,338 |
| History General Knowledge #2 | 0 | - | 4.32 | 113,199 |
| History General Knowledge #4 | 0 | - | 4.33 | 110,961 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,891 |
| German History A-Z | 0 | - | 4.49 | 24,668 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,714 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,643 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,521 |
| Character to Author #1 | 0 | - | 4.52 | 43,515 |
| Star Wars Decoder | 0 | - | 4.56 | 81,500 |
| Astronomy Decoder | 0 | - | 4.48 | 38,120 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,243 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,191 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 144,743 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,840 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,634,904 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,238 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,501 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,304 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,073 |
| Metals of Antiquity | 0 | - | 4.95 | 93,634 |
| History of The Netherlands | 0 | - | 4.46 | 17,491 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,890 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,546 |
| UN Secretaries-General | 0 | - | 4.40 | 7,816 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,654 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,693 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,925 |
| Historical Middle Names - U.S. | 0 | - | 3.83 | 61,173 |
| Famous Mottos | 0 | - | 3.46 | 48,621 |
| Historical Misquotes | 0 | - | 4.39 | 26,672 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,798 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,999 |
| Roman Names for Places | 0 | - | 4.62 | 58,420 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,720 |
| Countries that Have Won the Most Battles | 0 | - | 4.02 | 39,665 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,422 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,216 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,006 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,130 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,804 |
| British Royal Titles | 0 | - | 4.18 | 19,973 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,535 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,487 |
| French History A-Z | 0 | - | 4.27 | 24,780 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,075 |
| Books with Names in the Title #1 | 0 | - | 4.27 | 70,515 |
| Italian Name Translation | 0 | - | 4.83 | 47,298 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,549 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,072 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,488 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,240 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,106,194 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,536 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,063 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,877 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,439 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,953 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 275,962 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 748,171 |
| Famous Catholics | 0 | - | 4.26 | 33,148 |
| Disney Animated Characters | 0 | - | 4.88 | 602,002 |
| Character to Author #2 | 0 | - | 4.55 | 30,459 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,928 |
| Colors by Letter | 0 | - | 4.25 | 162,712 |
| Superhero Decoder | 0 | - | 4.36 | 54,829 |
| Sibling Actors | 0 | - | 4.12 | 47,585 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,349 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,669 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,499 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,805 |
| Countries with Four Letters | 0 | - | 4.99 | 423,524 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,296 |
| Random Symbol to Element | 0 | - | 4.88 | 93,328 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,123 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,668 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,607 |
| Name a Valid World City | 0 | - | 4.83 | 71,510 |
| Category Elimination - Cities | 0 | - | 4.25 | 41,130 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,999 |
