| People Depicted in Paintings | 0 | - | 4.55 | 44,735 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,538 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,609 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,863 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,753 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,621 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,250 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,615 |
| Empires A-Z | 0 | - | 4.52 | 45,302 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,532 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,949 |
| History by Letter - A | 0 | - | 4.51 | 153,493 |
| History by Letter - B | 0 | - | 4.45 | 172,802 |
| History by Letter - C | 0 | - | 4.70 | 172,096 |
| History by Letter - E | 0 | - | 4.51 | 141,091 |
| History by Letter - G | 0 | - | 4.46 | 122,546 |
| History by Letter - H | 0 | - | 4.45 | 137,181 |
| History by Letter - J | 0 | - | 4.51 | 154,555 |
| History by Letter - N | 0 | - | 4.45 | 104,410 |
| History by Letter - S | 0 | - | 4.47 | 94,716 |
| History by Letter - W | 0 | - | 4.45 | 109,919 |
| History by Letter - M | 0 | - | 4.54 | 120,222 |
| History by Letter - K | 0 | - | 4.50 | 101,701 |
| History by Letter - L | 0 | - | 4.50 | 112,478 |
| History by Letter - I | 0 | - | 4.46 | 104,742 |
| NATO Military Alphabet | 0 | - | 4.98 | 562,015 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,220 |
| Empires by Maps | 0 | - | 4.98 | 121,091 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,924 |
| Famous Battles Quiz | 0 | - | 4.21 | 49,051 |
| Name the War | 0 | - | 4.37 | 202,450 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,586 |
| Famous Firsts #1 | 0 | - | 4.40 | 69,327 |
| Famous Families #1 | 0 | - | 4.20 | 83,669 |
| Names for Warriors | 0 | - | 4.40 | 36,991 |
| Famous Firsts #2 | 0 | - | 4.01 | 81,315 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,490 |
| Countries by Military Spending | 0 | - | 4.93 | 178,513 |
| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,355 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,266 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,226 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,241 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,279 |
| People in History by Wikipedia Descriptions #1 | 0 | - | 4.42 | 44,417 |
| People in History by Wikipedia Descriptions #2 | 0 | - | 4.42 | 39,514 |
| People in History by Wikipedia Descriptions #3 | 0 | - | 4.50 | 36,723 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,320,795 |
| Space Exploration Trivia | 0 | - | 4.38 | 35,420 |
| History by Letter - D | 0 | - | 4.40 | 138,224 |
| History by Letter - F | 0 | - | 4.18 | 114,800 |
| History by Letter - O | 0 | - | 4.32 | 99,807 |
| History by Letter - P | 0 | - | 4.36 | 108,171 |
| History by Letter - Q | 0 | - | 4.34 | 80,571 |
| History by Letter - R | 0 | - | 4.26 | 122,527 |
| History by Letter - T | 0 | - | 4.39 | 105,568 |
| History by Letter - U | 0 | - | 4.19 | 101,084 |
| History by Letter - V | 0 | - | 4.27 | 81,020 |
| History by Letter - Y | 0 | - | 4.27 | 87,535 |
| History by Letter - Z | 0 | - | 4.20 | 77,271 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,295 |
| History Containing the Letter X | 0 | - | 4.47 | 27,103 |
| History Containing the Letter Z | 0 | - | 4.53 | 23,494 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,180 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,093 |
| Influential Women in History | 0 | - | 4.42 | 36,141 |
| Metals of Antiquity | 0 | - | 4.95 | 93,658 |
| Cradles of Civilization | 0 | - | 4.46 | 40,107 |
| Materials From History #1 | 0 | - | 4.56 | 51,885 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,903 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,578 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,849 |
| WWI... or WWII? | 0 | - | 4.85 | 142,736 |
| Oldest Things | 0 | - | 3.92 | 65,681 |
| Famous Homes - Who Lived There? | 0 | - | 4.09 | 26,838 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,271 |
| Famous Explorers | 0 | - | 4.58 | 36,271 |
| Famous Empires by Description | 0 | - | 4.73 | 118,732 |
| Answers by Time Period | 0 | - | 4.64 | 55,730 |
| Famous Firsts #3 - The United States | 0 | - | 4.19 | 14,867 |
| 20th Century A-Z | 0 | - | 4.50 | 53,855 |
| 19th Century A-Z | 0 | - | 4.77 | 47,380 |
| 18th Century A-Z | 0 | - | 4.54 | 43,245 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,442 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 157,808 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,279 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,307 |
| Notable People of WWII | 0 | - | 4.53 | 86,053 |
| WWII Trivia #2 | 0 | - | 4.52 | 104,341 |
| World War I Quiz | 0 | - | 4.78 | 101,496 |
| WWI A-Z | 0 | - | 4.51 | 38,463 |
| Same Start and End Letter - History #1 | 0 | - | 4.18 | 24,770 |
| Same Start and End Letter - History #2 | 0 | - | 4.13 | 25,729 |
| History Ending in Z | 0 | - | 4.35 | 13,559 |
| Most Important People in History | 0 | - | 3.98 | 50,831 |
| People in History A-Z #5 | 0 | - | 4.09 | 32,019 |
| People in History by Wikipedia Descriptions #4 | 0 | - | 4.41 | 30,760 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 92,273 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 182,155 |
| Countries with the Least Dense Road Networks | 0 | - | 4.82 | 41,709 |
| Monarchies of the World | 0 | - | 4.94 | 169,427 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,404 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 112,684 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,832 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,396 |
| Numbers Tile Select Quiz | 0 | - | 4.98 | 75,008 |
| People on Money by Country | 0 | - | 4.83 | 60,550 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.80 | 803,705 |
| Astronomy Quiz | 0 | - | 4.90 | 82,905 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 137,811 |
| Solar System Trivia | 0 | - | 4.93 | 46,874 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 92,930 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,974 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,650 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 154,337 |
| Geography by Letter - T | 0 | - | 4.84 | 154,534 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 169,015 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,056 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 40,086 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,603 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,561 |
| Years in History by Picture | 0 | - | 4.44 | 35,639 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,712 |
| Materials From History #2 | 0 | - | 4.59 | 31,565 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,452 |
| Events in History #2 | 0 | - | 4.49 | 71,840 |
| Events in History #3 | 0 | - | 4.41 | 71,800 |
| Events in History #4 | 0 | - | 4.44 | 44,388 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,091 |
| Assassinations in History | 0 | - | 4.21 | 66,321 |
| Famous Seconds | 0 | - | 4.22 | 46,770 |
| Ages and Eras | 0 | - | 4.39 | 67,829 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,531 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,866 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,252 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,079 |
| Female Historical Figures | 0 | - | 4.28 | 33,305 |
| Historical Blunders | 0 | - | 4.34 | 92,574 |
| Territorial Accessions | 0 | - | 4.34 | 34,851 |
| People Known as "The Great" | 0 | - | 4.46 | 24,739 |
| This Day in History - July | 0 | - | 4.49 | 36,475 |
| This Day in History - August | 0 | - | 4.42 | 43,384 |
| This Day in History - September | 0 | - | 4.55 | 57,499 |
| This Day in History - October | 0 | - | 4.49 | 37,654 |
| This Day in History - January | 0 | - | 4.47 | 46,748 |
| This Day in History - March | 0 | - | 4.45 | 43,703 |
| Ancient Civilizations | 0 | - | 4.64 | 38,029 |
| 16th Century A-Z | 0 | - | 4.58 | 24,954 |
| 15th Century A-Z | 0 | - | 4.49 | 23,969 |
| 14th Century A-Z | 0 | - | 4.41 | 24,442 |
| 17th Century A-Z | 0 | - | 4.78 | 34,696 |
| The Places They Went #1 | 0 | - | 4.74 | 33,552 |
| Famous Inventors | 0 | - | 4.44 | 43,565 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,015,079 |
| U.S. Army Ranks | 0 | - | 4.49 | 103,747 |
| Top 30 Most Powerful Militaries | 0 | - | 4.52 | 176,354 |
| Countries with Aircraft Carriers | 0 | - | 4.75 | 123,533 |
| Names of Army Units | 0 | - | 4.67 | 37,047 |
| Formula One World Champions | 0 | - | 4.96 | 392,206 |
| IMDB Top 100 Movies | 0 | - | 4.45 | 205,663 |
| Disney Animated Characters | 0 | - | 4.88 | 602,086 |
| Authors with Books Turned into Movies | 0 | - | 4.45 | 63,066 |
| Corporate Partnerships | 0 | - | 4.56 | 36,955 |
| Prime Numbers 1-100 | 0 | - | 4.53 | 127,305 |
| Perfect Squares | 0 | - | 4.51 | 102,543 |
| Digits of Pi | 0 | - | 4.24 | 1,164,375 |
| Fast Math - Addition | 0 | - | 4.87 | 523,801 |
| Mathematics General Knowledge | 0 | - | 4.47 | 67,271 |
| Major World Religions | 0 | - | 4.78 | 93,543 |
| Religion General Knowledge #1 | 0 | - | 4.41 | 92,479 |
| Religion General Knowledge #2 | 0 | - | 4.47 | 74,073 |
| Religion General Knowledge #3 | 0 | - | 4.46 | 69,481 |
| Religion General Knowledge #5 | 0 | - | 4.51 | 46,313 |
| Former Flags | 0 | - | 4.97 | 108,054 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,245 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,631 |
| WWII Trivia #1 | 0 | - | 4.36 | 178,082 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,160 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,771 |
| Cold War Decoder | 0 | - | 4.83 | 52,475 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,550 |
| People Who Died in Battle | 0 | - | 4.35 | 22,335 |
| History Generator Puzzle #1 | 0 | - | 4.00 | 39,756 |
| History Generator Puzzle #3 | 0 | - | 4.03 | 20,388 |
| History Generator Puzzle #6 | 0 | - | 4.05 | 17,523 |
| History Generator Puzzle #5 | 0 | - | 4.18 | 20,041 |
| History Generator Puzzle #8 | 0 | - | 4.14 | 18,843 |
| History Generator Puzzle #7 | 0 | - | 4.16 | 20,581 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,075 |
| People in History A-Z #4 | 0 | - | 4.11 | 23,093 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,460 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,401 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,646 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,594 |
| Formula One Countries Visited | 0 | - | 4.96 | 150,018 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 101,740 |
| All F1 Grand Prix Winners | 0 | - | 4.85 | 90,681 |
| Coldest Countries | 0 | - | 4.97 | 138,787 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,741 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,872 |
| Country Logic Puzzle 4x4 – Sudoku style | 0 | - | 5.00 | 28,161 |
