| Taken | Quiz |
|---|
| 2,678,043 | U.S. Presidents Quiz |
| 842,769 | 40 Historical People that Everyone Should Know |
| 680,382 | Countries in World War II |
| 595,445 | Mythical Creatures Quiz #1 |
| 566,365 | U.S. Baby Girl Names by Decade |
| 499,994 | Letters of the Greek Alphabet |
| 403,440 | Olympian Gods Quiz |
| 391,196 | U.S. Baby Boy Names by Decade |
| 383,303 | Communist Countries in History |
| 379,441 | English Monarchs Quiz |
| 347,611 | U.S. Presidents by Picture |
| 341,544 | Roman Numeral Decoding Quiz |
| 320,865 | Prime Ministers of the UK |
| 304,860 | Shakespeare's Plays Quiz |
| 296,452 | First Names of U.S. Presidents |
| 262,347 | Name that Historical Figure #1 |
| 256,511 | Name that Greek Letter |
| 238,593 | US Presidents - 1 Minute Sprint |
| 219,003 | Name that Historical Figure #2 |
| 205,262 | Commonwealth of Nations Countries |
| 203,865 | First Names of Historical Figures #1 |
| 188,437 | Name that Historical Figure #3 |
| 185,873 | Words for Leaders |
| 184,940 | World Leaders by Picture |
| 182,867 | Countries in World War I |
| 181,618 | Axis Occupied Countries of WWII |
| 177,772 | Name the War Quiz |
| 168,309 | Famous Dictators Quiz #1 |
| 152,929 | Independence from Whom |
| 150,276 | Figures from Greek Mythology |
| 147,052 | Most Populous Countries in 1900 |
| 146,925 | Countries of the World in 1914 with a Map |
| 146,233 | Countries of the Soviet Union |
| 143,422 | Countries of Europe After World War II |
| 142,505 | Most-Visited Countries by U.S. Presidents |
| 141,737 | Deadliest U.S. Wars |
| 139,269 | Events in History #1 |
| 133,820 | Current Events by Year, 1990–2009 |
| 132,861 | Biggest US Cities by Decade |
| 131,908 | History by Letter - B |
| 131,414 | Recently Independent Countries Quiz |
| 130,804 | WWII Trivia #1 |
| 128,947 | Countries that Bordered the USSR |
| 127,515 | History by Letter - C |
| 126,193 | Name a Valid U.S. President #1 |
| 122,764 | People Who Were "The" Something |
| 121,180 | Name that Historical Figure #4 |
| 121,051 | Biggest Nations and Empires Ever |
| 120,409 | Ye Olde Professions |
| 116,280 | Countries of Europe in 1815 With a Map |
| 115,549 | History by Letter - A |
| 112,336 | Countries of Europe Before World War I |
| 111,405 | History by Letter - J |
| 110,804 | Neutral European Countries of WWII |
| 107,471 | Popular Royal Names |
| 106,342 | History by Letter - D |
| 105,605 | Countries of the World in 1945 with a Map |
| 105,120 | Biggest European Cities by Century |
| 103,391 | Confederate States of the U.S. Civil War |
| 100,605 | Who Controlled These Colonies? |
| 100,395 | Former Countries |
| 99,854 | History by Letter - E |
| 99,758 | Countries the UK Declared War On |
| 99,054 | First Countries to Reach 5 Million People |
| 98,217 | Modern Day Countries of Nazi Germany on a Map |
| 97,392 | Former Countries by Capital |
| 97,072 | History by Letter - H |
| 96,475 | City Where It Happened #1 |
| 95,589 | U.S. Vice Presidents |
| 94,043 | Historical Rulers #1 |
| 93,533 | Roman to Greek God |
| 93,013 | Modern-Day Countries of the Roman Empire on a Map |
| 92,397 | Famous Empires in History |
| 92,072 | Modern Countries Conquered by Alexander the Great |
| 91,800 | Countries Settled by Vikings |
| 91,177 | Music by Year, 1990–2009 |
| 89,644 | Name the Popes Quiz |
| 89,086 | Art Works Picture Quiz #1 |
| 89,071 | History by Letter - R |
| 88,604 | WWII Geography |
| 88,585 | Mythical Creatures Quiz #2 |
| 88,368 | Important Cities in European History |
| 86,169 | American History Quotes #1 |
| 85,708 | Biggest English Cities by Century |
| 85,332 | World War II Multiple Choice |
| 85,066 | History General Knowledge #1 |
| 84,828 | History by Letter - G |
| 84,641 | Modern-Day Countries of the British Empire in 1921 |
| 84,018 | World Leaders Quiz #1 |
| 83,825 | Ancient City to Country |
| 83,707 | History by Letter - M |
| 83,207 | History by Letter - F |
| 82,971 | U.S. Presidential Trivia #1 |
| 82,961 | World War I Quiz |
| 82,783 | WWI... or WWII? |
| 82,626 | Countries by Former Name |
| 81,595 | History General Knowledge #2 |
| 81,274 | WWII A-Z #1 |
| 80,917 | Biggest Spanish Empire Countries |
| 80,663 | Country by Photo of its Leader #1 |
| 80,581 | U.S. President Scramble |
| 80,454 | History General Knowledge #4 |
| 80,389 | Countries of the Mongol Empire on a Map |
| 80,307 | People in History A-Z #1 |
| 80,197 | Musicians Who Died Young |
| 79,748 | Art Works Picture Quiz #2 |
| 79,646 | History by Letter - L |
| 79,576 | Groups of Things - History #1 |
| 79,057 | Most Populous Countries by Year |
| 78,671 | Roman Emperors |
| 77,533 | Mythical Lands |
| 76,702 | Vietnam War Countries |
| 76,676 | History by Letter - P |
| 76,251 | WWII Trivia #2 |
| 76,217 | Quotes from Historical Figures #1 |
| 76,118 | 2000s Decade Quiz |
| 75,837 | Important Cities in WWII |
| 75,454 | Empires by Maps |
| 75,345 | Famous Firsts #2 |
| 75,051 | Former Countries by Territory Map |
| 74,837 | Countries of the Japanese Empire |
| 74,772 | Famous Families #1 |
| 74,729 | History General Knowledge #5 |
| 74,629 | Things with Names from Classical Mythology |
| 74,630 | 5-Letter History Chain #1 |
| 74,618 | National Founders |
| 74,337 | Modern Day Countries of Austria-Hungary on a Map |
| 74,162 | History by Letter - T |
| 73,977 | Notable People of WWII |
| 73,881 | Biggest Roman Empire Countries |
| 73,697 | History by Letter - I |
| 73,684 | The 20th Century |
| 73,456 | Famous Dictators Quiz #2 |
| 72,858 | Countries of Europe in 1444 |
| 72,781 | History by Letter - N |
| 72,766 | Deaths by Date and Cause #1 |
| 72,207 | Invasions |
| 72,187 | Ancient Greek Words |
| 72,152 | Historical Blunders |
| 71,776 | History Analogies #1 |
| 71,576 | Assassinated U.S. Presidents |
| 71,214 | History by Letter - U |
| 70,650 | Former Flags |
| 70,584 | Biggest Cities in History |
| 70,269 | Job Titles Quiz #1 |
| 70,224 | Countries of the Popes |
| 70,156 | Countries Bordering China Since 1914 |
| 69,712 | Groups of Things - History #2 |
| 69,622 | History by Letter - W |
| 69,084 | History by Letter - K |
| 68,589 | History by Letter - O |
| 68,548 | Famous Ancient Romans |
| 68,408 | Greek Mythology General Knowledge #1 |
| 68,328 | History Multiple Choice #1 |
| 67,937 | First Ladies of the United States |
| 67,753 | Religions by Country of Origin Quiz |
| 66,997 | Most Populous Modern-Day Countries by Century |
| 66,406 | History General Knowledge #3 |
| 66,397 | Historical City to Country |
| 65,993 | Ancient Roman Trivia #1 |
| 65,951 | Countries of the World in 1938 Quiz |
| 65,802 | Modern Day Countries of the Japanese Empire on a Map |
| 65,246 | Soviet Leaders 1917–1991 |
| 65,066 | Countries "Ruled" by King Charles III |
| 64,937 | 101 Figures from Greek Mythology |
| 64,636 | Which Came First? |
| 64,595 | Warsaw Pact Countries |
| 64,497 | Name that Historical Figure #5 |
| 64,024 | History by Letter - S |
| 63,997 | Losing U.S. Presidential Candidates |
| 63,709 | Metals of Antiquity |
| 63,569 | Modern Day Countries of the Spanish Empire on a Map |
| 63,456 | All Countries that Once Bordered Germany |
| 63,374 | Most Populous Countries in 1950 |
| 63,194 | Top 10 World Cities Through History |
| 63,146 | One-Name Historical Figures Quiz #1 |
| 62,977 | History General Knowledge #6 |
| 62,874 | History: What Came First? #1 |
| 62,680 | Cities by Former Name |
| 62,418 | Play-Doh Presidents |
| 62,339 | 4-Letter History Chain #1 |
| 62,333 | Events in History #3 |
| 61,958 | Political Movements by Country |
| 61,815 | History Analogies #3 |
| 61,465 | Biggest Mongol Empire Countries |
| 61,450 | Ages and Eras Quiz |
| 61,413 | History General Knowledge #7 |
| 61,410 | Countries of the Spanish Empire |
| 61,186 | U.S. Presidents by State |
| 60,628 | The 7 Wonders of the Ancient World |
| 60,387 | Most Populous Modern-Day Countries in 1500 AD |
| 60,380 | Events in History #2 |
| 60,239 | Assassinations in History Quiz |
| 60,137 | World History Quiz for Dummies |
| 60,070 | Countries Invaded by the USSR |
| 59,811 | History Analogies #2 |
| 59,771 | Time Magazine Person of the Year |
| 59,687 | People Who Died Young #1 |
| 59,576 | History True or False #1 |
| 59,380 | History by Letter - Y |
