| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,797 |
| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 86,818 |
| WWII Decoder | 0 | - | 4.41 | 53,922 |
| WWII Geography | 0 | - | 4.81 | 121,522 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,510 |
| WWII for Dummies | 0 | - | 4.78 | 105,892 |
| Countries in World War I | 0 | - | 4.88 | 229,477 |
| Countries in World War II | 0 | - | 4.55 | 920,449 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,977 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.78 | 78,405 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,084 |
| Important Cities in WWII | 0 | - | 4.42 | 94,287 |
| WWII First Names | 0 | - | 4.45 | 42,019 |
| Military History Vocabulary | 0 | - | 4.92 | 67,772 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,479 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,950 |
| Name the English Monarchs | 0 | - | 4.91 | 507,462 |
| Cities Bombed During WWII | 0 | - | 4.09 | 30,360 |
| Countries by Percent WWII Deaths | 0 | - | 4.05 | 30,263 |
| 7 Deadly Sins | 0 | - | 4.88 | 404,913 |
| WWII Movies by Plot | 0 | - | 4.22 | 27,191 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,143 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,103,872 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,454 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,004 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,129 |
| Countries with NO Military | 0 | - | 4.97 | 63,630 |
| All World Leaders 2026 | 0 | - | 4.95 | 21,146 |
| Cold War Decoder | 0 | - | 4.83 | 52,714 |
| European History for Dummies | 0 | - | 4.83 | 90,494 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,486 |
| Popular Royal Names | 0 | - | 4.27 | 125,470 |
| First Names of Painters | 0 | - | 4.43 | 60,118 |
| Battle to Country | 0 | - | 4.91 | 54,133 |
| The Sun Quiz | 0 | - | 4.93 | 35,207 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,969 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,378 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,669 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,505 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,071 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,199 |
| History Analogies #1 | 0 | - | 4.53 | 90,421 |
| History Analogies #2 | 0 | - | 4.49 | 77,546 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,589 |
| History Analogies #3 | 0 | - | 4.61 | 80,988 |
| Random History by Country | 0 | - | 4.53 | 35,039 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,215 |
| People - Real or Fictional? | 0 | - | 4.56 | 59,180 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,802 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 192,031 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 653,082 |
| Name that Greek Letter | 0 | - | 4.93 | 325,336 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 32,006 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,034 |
| Random Countries Hidden in the World Map | 0 | - | 4.83 | 114,754 |
| Name a Country A-Z | 0 | - | 5.00 | 246,298 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,290 |
| History General Knowledge #13 | 0 | - | 4.68 | 50,266 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,672 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 85,648 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,773 |
| 6-Letter History Chain #2 | 0 | - | 4.51 | 57,834 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 102,927 |
| World History Quiz for Dummies | 0 | - | 4.50 | 98,350 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,803 |
| The Trojan War | 0 | - | 4.83 | 40,090 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,262 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,974 |
| WWI... or WWII? | 0 | - | 4.85 | 143,860 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,791 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,704 |
| Roman Emperors | 0 | - | 4.95 | 121,459 |
| History General Knowledge #1 | 0 | - | 4.55 | 129,389 |
| History General Knowledge #3 | 0 | - | 4.50 | 97,130 |
| History General Knowledge #6 | 0 | - | 4.49 | 89,458 |
| History General Knowledge #10 | 0 | - | 4.43 | 78,420 |
| History General Knowledge #11 | 0 | - | 4.45 | 73,282 |
| British History A-Z #1 | 0 | - | 4.45 | 47,346 |
| Literary Quotes #1 | 0 | - | 4.49 | 34,669 |
| Groups of Things - History #2 | 0 | - | 4.40 | 79,660 |
| History Analogies #4 | 0 | - | 4.27 | 73,361 |
| History Groups of Two | 0 | - | 4.31 | 40,908 |
| Valid Answer - World History #2 | 0 | - | 4.38 | 47,549 |
| Wolfcam's Random History General Knowledge | 0 | - | 4.43 | 21,165 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,412 |
| World Leaders of the Cold War | 0 | - | 4.26 | 25,483 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,780 |
| Historical Middle Names | 0 | - | 4.16 | 36,346 |
| People Who Were "The" Something | 0 | - | 4.25 | 156,482 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 41,202 |
| First Names of Historical Figures #1 | 0 | - | 4.40 | 230,661 |
| English Royal Consorts | 0 | - | 4.38 | 37,572 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,479 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,482 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,815 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,607 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,249 |
| 5-Letter History Chain #2 | 0 | - | 4.25 | 69,279 |
| 6-Letter History Chain #1 | 0 | - | 4.28 | 70,310 |
| 4-Letter History Chain #2 | 0 | - | 4.35 | 58,588 |
| Empires by Maps | 0 | - | 4.98 | 122,611 |
| 4-Letter History Chain #3 | 0 | - | 4.38 | 60,660 |
| First Names of Explorers Quiz | 0 | - | 4.45 | 18,652 |
| Words for Leaders | 0 | - | 4.77 | 259,278 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,378 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,111 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,877 |
| Mythical Lands | 0 | - | 4.26 | 85,530 |
| Countries Invaded by the USSR | 0 | - | 4.30 | 94,516 |
| Communist Countries in History | 0 | - | 4.63 | 498,813 |
| Saint in the Answers | 0 | - | 4.10 | 44,496 |
| First Name + Initial Quiz | 0 | - | 4.03 | 53,105 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.32 | 85,852 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,877 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,820 |
| Famous Speeches from History | 0 | - | 4.19 | 33,730 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,674 |
| History General Knowledge #5 | 0 | - | 4.39 | 107,239 |
| History General Knowledge #7 | 0 | - | 4.35 | 89,214 |
| History General Knowledge #8 | 0 | - | 4.32 | 84,438 |
| History General Knowledge #9 | 0 | - | 4.40 | 80,379 |
| History General Knowledge #12 | 0 | - | 4.32 | 67,617 |
| History General Knowledge #2 | 0 | - | 4.32 | 113,731 |
| History General Knowledge #4 | 0 | - | 4.33 | 111,662 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 36,032 |
| German History A-Z | 0 | - | 4.49 | 24,951 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,917 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,788 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,644 |
| Character to Author #1 | 0 | - | 4.52 | 43,657 |
| Astronomy Decoder | 0 | - | 4.48 | 38,269 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,442 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,621 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 145,592 |
| Category Elimination - Elements | 0 | - | 4.61 | 54,217 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,660,954 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,699 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,681 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,605 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,309 |
| Metals of Antiquity | 0 | - | 4.95 | 94,039 |
| History of The Netherlands | 0 | - | 4.46 | 17,572 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,237 |
| History: What Came First? #1 | 0 | - | 4.87 | 106,154 |
| UN Secretaries-General | 0 | - | 4.40 | 7,859 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,702 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,802 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,493 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,252 |
| Historical Middle Names - U.S. | 0 | - | 3.84 | 61,366 |
| Famous Mottos | 0 | - | 3.46 | 48,665 |
| Historical Misquotes | 0 | - | 4.39 | 26,708 |
| Ancient Roman Trivia #2 | 0 | - | 4.61 | 44,401 |
| Geography of the Roman Empire | 0 | - | 4.55 | 52,270 |
| Roman Names for Places | 0 | - | 4.62 | 58,795 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,894 |
| Countries that Have Won the Most Battles | 0 | - | 4.01 | 39,823 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,726 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,359 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,106 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,321 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,810 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,900 |
| British Royal Titles | 0 | - | 4.18 | 20,033 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,577 |
| British History A-Z #2 | 0 | - | 4.28 | 12,032 |
| The Reign of Queen Victoria | 0 | - | 4.34 | 23,572 |
| French History A-Z | 0 | - | 4.27 | 25,198 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,295 |
| 2010s Obituaries | 0 | - | 4.46 | 26,241 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,247 |
| Books with Names in the Title #1 | 0 | - | 4.27 | 70,664 |
| Italian Name Translation | 0 | - | 4.83 | 48,277 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,785 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,923 |
| Book Titles by Synonyms #2 | 0 | - | 4.40 | 39,675 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,366 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,128,772 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,778 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,927 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,973 |
| Literary Quotes #2 | 0 | - | 4.26 | 30,285 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 109,462 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 279,030 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 750,410 |
| Famous Catholics | 0 | - | 4.26 | 33,525 |
| Disney Animated Characters | 0 | - | 4.88 | 603,235 |
| Character to Author #2 | 0 | - | 4.55 | 30,539 |
| Stores in the Mall #1 | 0 | - | 3.89 | 46,000 |
| Colors by Letter | 0 | - | 4.25 | 163,024 |
| Sibling Actors | 0 | - | 4.12 | 47,653 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 238,371 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 454,172 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,647 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,912 |
| Countries with Four Letters | 0 | - | 4.99 | 426,566 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 171,083 |
| Random Symbol to Element | 0 | - | 4.88 | 94,226 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,393 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,928 |
