| People Depicted in Paintings | 0 | - | 4.54 | 44,597 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,991 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,196 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,710 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,391 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,010 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,353 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,820 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,381 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,677 |
| Empires A-Z | 0 | - | 4.52 | 45,113 |
| History by Letter - A | 0 | - | 4.51 | 152,929 |
| History by Letter - B | 0 | - | 4.45 | 172,181 |
| History by Letter - C | 0 | - | 4.70 | 171,454 |
| History by Letter - E | 0 | - | 4.51 | 140,589 |
| History by Letter - G | 0 | - | 4.46 | 122,108 |
| History by Letter - H | 0 | - | 4.45 | 136,574 |
| History by Letter - J | 0 | - | 4.51 | 154,007 |
| History by Letter - N | 0 | - | 4.45 | 104,071 |
| History by Letter - S | 0 | - | 4.47 | 94,364 |
| History by Letter - W | 0 | - | 4.45 | 109,522 |
| History by Letter - M | 0 | - | 4.54 | 119,839 |
| History by Letter - K | 0 | - | 4.50 | 101,356 |
| History by Letter - L | 0 | - | 4.50 | 112,073 |
| History by Letter - I | 0 | - | 4.46 | 104,214 |
| NATO Military Alphabet | 0 | - | 4.98 | 558,776 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 801,547 |
| Famous Battles Quiz | 0 | - | 4.21 | 48,963 |
| Name the War | 0 | - | 4.37 | 201,495 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,523 |
| Famous Firsts #1 | 0 | - | 4.40 | 69,024 |
| Famous Families #1 | 0 | - | 4.20 | 83,579 |
| Names for Warriors | 0 | - | 4.40 | 36,909 |
| Famous Firsts #2 | 0 | - | 4.01 | 81,009 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,619 |
| Empires by Maps | 0 | - | 4.98 | 120,086 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,631 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,339 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,440 |
| Roman Emperors | 0 | - | 4.95 | 119,717 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,966 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,075 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,160 |
| People in History by Wikipedia Descriptions #1 | 0 | - | 4.42 | 44,338 |
| People in History by Wikipedia Descriptions #2 | 0 | - | 4.42 | 39,453 |
| People in History by Wikipedia Descriptions #3 | 0 | - | 4.50 | 36,670 |
| Countries by Military Spending | 0 | - | 4.93 | 177,448 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,314,408 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,948 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,482 |
| Metals of Antiquity | 0 | - | 4.95 | 93,342 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,614 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,118 |
| Space Exploration Trivia | 0 | - | 4.38 | 35,334 |
| WWI... or WWII? | 0 | - | 4.85 | 141,955 |
| Oldest Things | 0 | - | 3.92 | 65,648 |
| Famous Homes - Who Lived There? | 0 | - | 4.09 | 26,814 |
| Famous Firsts #3 - The United States | 0 | - | 4.19 | 14,636 |
| 20th Century A-Z | 0 | - | 4.50 | 53,680 |
| 19th Century A-Z | 0 | - | 4.77 | 47,249 |
| 18th Century A-Z | 0 | - | 4.54 | 43,136 |
| History by Letter - D | 0 | - | 4.40 | 137,743 |
| History by Letter - F | 0 | - | 4.18 | 114,261 |
| History by Letter - O | 0 | - | 4.32 | 99,508 |
| History by Letter - P | 0 | - | 4.39 | 107,857 |
| History by Letter - Q | 0 | - | 4.34 | 80,339 |
| History by Letter - R | 0 | - | 4.26 | 122,193 |
| History by Letter - T | 0 | - | 4.39 | 105,285 |
| History by Letter - U | 0 | - | 4.19 | 100,789 |
| History by Letter - V | 0 | - | 4.27 | 80,767 |
| History by Letter - Y | 0 | - | 4.27 | 87,287 |
| History by Letter - Z | 0 | - | 4.20 | 77,059 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,227 |
| History Containing the Letter X | 0 | - | 4.47 | 27,028 |
| History Containing the Letter Z | 0 | - | 4.53 | 23,429 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,127 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,211 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 37,910 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,914 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,085 |
| Influential Women in History | 0 | - | 4.42 | 35,520 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,201 |
| Cradles of Civilization | 0 | - | 4.46 | 39,576 |
| Materials From History #1 | 0 | - | 4.56 | 51,492 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,802 |
| Notable People of WWII | 0 | - | 4.53 | 85,857 |
| WWII Trivia #2 | 0 | - | 4.52 | 103,888 |
| World War I Quiz | 0 | - | 4.78 | 101,164 |
| WWI A-Z | 0 | - | 4.50 | 38,284 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,770 |
| Famous Explorers | 0 | - | 4.58 | 36,128 |
| Famous Empires by Description | 0 | - | 4.73 | 118,355 |
| Answers by Time Period | 0 | - | 4.63 | 55,524 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,934 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,951 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,885 |
| 16th Century A-Z | 0 | - | 4.58 | 24,870 |
| 15th Century A-Z | 0 | - | 4.49 | 23,905 |
| 14th Century A-Z | 0 | - | 4.41 | 24,345 |
| 17th Century A-Z | 0 | - | 4.78 | 34,605 |
| Same Start and End Letter - History #1 | 0 | - | 4.18 | 24,733 |
| Same Start and End Letter - History #2 | 0 | - | 4.13 | 25,652 |
| History Ending in Z | 0 | - | 4.35 | 13,519 |
| Most Important People in History | 0 | - | 3.97 | 50,656 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 90,951 |
| Countries with the Least Dense Road Networks | 0 | - | 4.81 | 41,514 |
| Formula One World Champions | 0 | - | 4.96 | 389,396 |
| Monarchies of the World | 0 | - | 4.94 | 168,326 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,394 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,633 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,137 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,023 |
| Disney Animated Characters | 0 | - | 4.88 | 601,041 |
| Numbers Tile Select Quiz | 0 | - | 4.98 | 74,572 |
| People on Money by Country | 0 | - | 4.83 | 60,305 |
| Fast Math - Addition | 0 | - | 4.87 | 522,299 |
| Astronomy Quiz | 0 | - | 4.90 | 82,436 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,976 |
| Solar System Trivia | 0 | - | 4.93 | 46,526 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 92,742 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,587 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,280 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 130,105 |
| Geography by Letter - T | 0 | - | 4.84 | 153,800 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 167,632 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,425 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.83 | 39,615 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,185 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,408 |
| Former Flags | 0 | - | 4.97 | 107,529 |
| Years in History by Picture | 0 | - | 4.44 | 35,458 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,533 |
| Materials From History #2 | 0 | - | 4.59 | 31,458 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,905 |
| All World Leaders 2026 | 0 | - | 4.94 | 18,129 |
| WWII Trivia #1 | 0 | - | 4.36 | 177,493 |
| WWII A-Z #1 | 0 | - | 4.78 | 102,876 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,614 |
| Cold War Decoder | 0 | - | 4.83 | 52,275 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,387 |
| Events in History #2 | 0 | - | 4.49 | 71,655 |
| Events in History #4 | 0 | - | 4.44 | 44,267 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,072 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,973 |
| Assassinations in History | 0 | - | 4.21 | 66,164 |
| Famous Seconds | 0 | - | 4.22 | 46,557 |
| Ages and Eras | 0 | - | 4.39 | 67,661 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,476 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,770 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,146 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,968 |
| Female Historical Figures | 0 | - | 4.28 | 33,225 |
| Historical Blunders | 0 | - | 4.34 | 91,907 |
| People Who Died in Battle | 0 | - | 4.35 | 22,311 |
| Territorial Accessions | 0 | - | 4.36 | 34,765 |
| People Known as "The Great" | 0 | - | 4.46 | 24,646 |
| This Day in History - July | 0 | - | 4.49 | 36,439 |
| This Day in History - August | 0 | - | 4.42 | 43,342 |
| This Day in History - September | 0 | - | 4.55 | 57,411 |
| This Day in History - October | 0 | - | 4.49 | 37,610 |
| This Day in History - January | 0 | - | 4.50 | 46,689 |
| This Day in History - March | 0 | - | 4.45 | 43,644 |
| Ancient Civilizations | 0 | - | 4.64 | 37,924 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,705 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,868 |
| Roman Names for Places | 0 | - | 4.62 | 58,202 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,617 |
| History Generator Puzzle #1 | 0 | - | 4.00 | 39,708 |
| History Generator Puzzle #3 | 0 | - | 4.03 | 20,361 |
| History Generator Puzzle #6 | 0 | - | 4.05 | 17,502 |
| History Generator Puzzle #5 | 0 | - | 4.18 | 20,009 |
| History Generator Puzzle #8 | 0 | - | 4.14 | 18,810 |
| History Generator Puzzle #7 | 0 | - | 4.16 | 20,393 |
| The Places They Went #1 | 0 | - | 4.74 | 33,522 |
| Famous Inventors | 0 | - | 4.44 | 43,527 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,836 |
| People in History by Wikipedia Descriptions #4 | 0 | - | 4.40 | 30,721 |
| People in History A-Z #4 | 0 | - | 4.11 | 23,017 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,013,316 |
| U.S. Army Ranks | 0 | - | 4.48 | 103,456 |
| Top 30 Most Powerful Militaries | 0 | - | 4.52 | 175,836 |
| Countries with Aircraft Carriers | 0 | - | 4.75 | 123,337 |
| Names of Army Units | 0 | - | 4.63 | 36,864 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,973 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,516 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,262 |
| Formula One Countries Visited | 0 | - | 4.96 | 143,359 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 100,702 |
| All F1 Grand Prix Winners | 0 | - | 4.85 | 89,986 |
| Coldest Countries | 0 | - | 4.97 | 138,334 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,513 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,622 |
| IMDB Top 100 Movies | 0 | - | 4.45 | 204,747 |
| Authors with Books Turned into Movies | 0 | - | 4.45 | 62,876 |
| Corporate Partnerships | 0 | - | 4.56 | 36,886 |
| Prime Numbers 1-100 | 0 | - | 4.53 | 126,738 |
| Perfect Squares | 0 | - | 4.53 | 102,290 |
| Digits of Pi | 0 | - | 4.24 | 1,161,889 |
| Mathematics General Knowledge | 0 | - | 4.47 | 66,862 |
| Major World Religions | 0 | - | 4.78 | 93,384 |
