| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,231 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,593 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,462 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,613 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,417 |
| Famous Homes - Who Lived There? | 0 | - | 4.09 | 26,826 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,150 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,485 |
| Cities with the Tallest Buildings | 0 | - | 4.17 | 84,599 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,176 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,470 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,849 |
| Empires A-Z | 0 | - | 4.52 | 45,235 |
| People Depicted in Paintings | 0 | - | 4.55 | 44,684 |
| History by Letter - A | 0 | - | 4.51 | 153,320 |
| History by Letter - B | 0 | - | 4.45 | 172,631 |
| History by Letter - C | 0 | - | 4.70 | 171,904 |
| History by Letter - E | 0 | - | 4.51 | 140,953 |
| History by Letter - G | 0 | - | 4.46 | 122,427 |
| History by Letter - H | 0 | - | 4.45 | 137,034 |
| History by Letter - J | 0 | - | 4.51 | 154,401 |
| History by Letter - N | 0 | - | 4.45 | 104,301 |
| History by Letter - S | 0 | - | 4.47 | 94,593 |
| History by Letter - W | 0 | - | 4.45 | 109,784 |
| History by Letter - M | 0 | - | 4.54 | 120,101 |
| History by Letter - K | 0 | - | 4.50 | 101,597 |
| History by Letter - L | 0 | - | 4.50 | 112,351 |
| History by Letter - I | 0 | - | 4.46 | 104,629 |
| NATO Military Alphabet | 0 | - | 4.98 | 560,836 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,074 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,718 |
| WWII Geography | 0 | - | 4.81 | 120,470 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,640 |
| Famous Battles Quiz | 0 | - | 4.21 | 49,013 |
| Name the War | 0 | - | 4.37 | 201,773 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,560 |
| Famous Firsts #1 | 0 | - | 4.40 | 69,096 |
| Famous Families #1 | 0 | - | 4.20 | 83,634 |
| Names for Warriors | 0 | - | 4.40 | 36,953 |
| Famous Firsts #2 | 0 | - | 4.01 | 81,073 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,973 |
| Empires by Maps | 0 | - | 4.98 | 120,743 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,406 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,458 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,809 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,795 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,439 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,117 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,165 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,228 |
| People in History by Wikipedia Descriptions #1 | 0 | - | 4.42 | 44,391 |
| People in History by Wikipedia Descriptions #2 | 0 | - | 4.42 | 39,494 |
| People in History by Wikipedia Descriptions #3 | 0 | - | 4.50 | 36,704 |
| Countries by Military Spending | 0 | - | 4.93 | 178,216 |
| Countries with the Most Skyscrapers per Capita | 0 | - | 4.69 | 72,568 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,318,330 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 38,188 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,984 |
| Metals of Antiquity | 0 | - | 4.95 | 93,524 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,793 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,396 |
| Space Exploration Trivia | 0 | - | 4.38 | 35,384 |
| WWI... or WWII? | 0 | - | 4.85 | 142,446 |
| Oldest Things | 0 | - | 3.92 | 65,666 |
| Famous Firsts #3 - The United States | 0 | - | 4.19 | 14,664 |
| 20th Century A-Z | 0 | - | 4.50 | 53,790 |
| 19th Century A-Z | 0 | - | 4.77 | 47,335 |
| 18th Century A-Z | 0 | - | 4.54 | 43,213 |
| History by Letter - D | 0 | - | 4.40 | 138,076 |
| History by Letter - F | 0 | - | 4.18 | 114,695 |
| History by Letter - O | 0 | - | 4.32 | 99,714 |
| History by Letter - P | 0 | - | 4.36 | 108,054 |
| History by Letter - Q | 0 | - | 4.34 | 80,493 |
| History by Letter - R | 0 | - | 4.26 | 122,425 |
| History by Letter - T | 0 | - | 4.39 | 105,475 |
| History by Letter - U | 0 | - | 4.19 | 100,991 |
| History by Letter - V | 0 | - | 4.27 | 80,931 |
| History by Letter - Y | 0 | - | 4.27 | 87,448 |
| History by Letter - Z | 0 | - | 4.20 | 77,200 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,276 |
| History Containing the Letter X | 0 | - | 4.47 | 27,066 |
| History Containing the Letter Z | 0 | - | 4.53 | 23,468 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,164 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,360 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 157,435 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,202 |
| Influential Women in History | 0 | - | 4.42 | 35,749 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,272 |
| Cradles of Civilization | 0 | - | 4.46 | 39,812 |
| Materials From History #1 | 0 | - | 4.56 | 51,679 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,078 |
| Notable People of WWII | 0 | - | 4.53 | 85,977 |
| WWII Trivia #2 | 0 | - | 4.52 | 104,245 |
| World War I Quiz | 0 | - | 4.78 | 101,380 |
| WWI A-Z | 0 | - | 4.51 | 38,388 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,059 |
| Famous Explorers | 0 | - | 4.58 | 36,200 |
| Famous Empires by Description | 0 | - | 4.73 | 118,545 |
| Answers by Time Period | 0 | - | 4.64 | 55,639 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,983 |
| People in History by Wikipedia Descriptions #4 | 0 | - | 4.41 | 30,751 |
| 16th Century A-Z | 0 | - | 4.58 | 24,928 |
| 15th Century A-Z | 0 | - | 4.49 | 23,945 |
| 14th Century A-Z | 0 | - | 4.41 | 24,413 |
| 17th Century A-Z | 0 | - | 4.78 | 34,662 |
| Same Start and End Letter - History #1 | 0 | - | 4.18 | 24,753 |
| Same Start and End Letter - History #2 | 0 | - | 4.13 | 25,699 |
| History Ending in Z | 0 | - | 4.35 | 13,545 |
| Most Important People in History | 0 | - | 3.98 | 50,745 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 91,813 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 181,223 |
| Countries with the Least Dense Road Networks | 0 | - | 4.81 | 41,637 |
| Formula One World Champions | 0 | - | 4.96 | 391,085 |
| Monarchies of the World | 0 | - | 4.94 | 169,006 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,889 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 112,154 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,598 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,254 |
| Disney Animated Characters | 0 | - | 4.88 | 601,702 |
| Numbers Tile Select Quiz | 0 | - | 4.98 | 74,880 |
| People on Money by Country | 0 | - | 4.83 | 60,460 |
| Fast Math - Addition | 0 | - | 4.87 | 523,246 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.80 | 803,042 |
| Astronomy Quiz | 0 | - | 4.90 | 82,717 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 137,491 |
| Solar System Trivia | 0 | - | 4.93 | 46,730 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 92,866 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,840 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,471 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 153,147 |
| Geography by Letter - T | 0 | - | 4.84 | 154,230 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 168,474 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,795 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 39,915 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,485 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,512 |
| Former Flags | 0 | - | 4.97 | 107,858 |
| Years in History by Picture | 0 | - | 4.44 | 35,570 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,644 |
| Materials From History #2 | 0 | - | 4.59 | 31,511 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,123 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,364 |
| Former Capitals | 0 | - | 4.88 | 71,494 |
| WWII Trivia #1 | 0 | - | 4.36 | 177,883 |
| WWII Decoder | 0 | - | 4.41 | 53,610 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,487 |
| Cold War Decoder | 0 | - | 4.83 | 52,402 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,430 |
| Events in History #2 | 0 | - | 4.49 | 71,775 |
| Events in History #3 | 0 | - | 4.41 | 71,734 |
| Events in History #4 | 0 | - | 4.44 | 44,341 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,366 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,039 |
| Assassinations in History | 0 | - | 4.21 | 66,242 |
| Famous Seconds | 0 | - | 4.22 | 46,598 |
| Ages and Eras | 0 | - | 4.39 | 67,758 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,490 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,818 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,196 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,027 |
| Female Historical Figures | 0 | - | 4.28 | 33,265 |
| Historical Blunders | 0 | - | 4.34 | 92,030 |
| People Who Died in Battle | 0 | - | 4.35 | 22,327 |
| Territorial Accessions | 0 | - | 4.34 | 34,815 |
| People Known as "The Great" | 0 | - | 4.46 | 24,701 |
| This Day in History - July | 0 | - | 4.49 | 36,467 |
| This Day in History - August | 0 | - | 4.42 | 43,364 |
| This Day in History - September | 0 | - | 4.55 | 57,467 |
| This Day in History - October | 0 | - | 4.49 | 37,640 |
| This Day in History - January | 0 | - | 4.47 | 46,732 |
| This Day in History - March | 0 | - | 4.45 | 43,681 |
| Ancient Civilizations | 0 | - | 4.64 | 37,989 |
| History Generator Puzzle #1 | 0 | - | 4.00 | 39,744 |
| History Generator Puzzle #3 | 0 | - | 4.03 | 20,382 |
| History Generator Puzzle #6 | 0 | - | 4.05 | 17,519 |
| History Generator Puzzle #5 | 0 | - | 4.18 | 20,026 |
| History Generator Puzzle #8 | 0 | - | 4.14 | 18,836 |
| History Generator Puzzle #7 | 0 | - | 4.16 | 20,514 |
| The Places They Went #1 | 0 | - | 4.74 | 33,539 |
| Famous Inventors | 0 | - | 4.44 | 43,552 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,986 |
| People in History A-Z #4 | 0 | - | 4.11 | 23,055 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,014,339 |
| U.S. Army Ranks | 0 | - | 4.48 | 103,646 |
| Top 30 Most Powerful Militaries | 0 | - | 4.52 | 176,159 |
| Countries with Aircraft Carriers | 0 | - | 4.75 | 123,452 |
| Names of Army Units | 0 | - | 4.64 | 36,975 |
| Formula One Countries Visited | 0 | - | 4.96 | 143,895 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 101,253 |
| All F1 Grand Prix Winners | 0 | - | 4.85 | 90,360 |
| Coldest Countries | 0 | - | 4.97 | 138,602 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,653 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,781 |
| IMDB Top 100 Movies | 0 | - | 4.45 | 205,323 |
| Authors with Books Turned into Movies | 0 | - | 4.45 | 62,979 |
| Corporate Partnerships | 0 | - | 4.56 | 36,937 |
| Prime Numbers 1-100 | 0 | - | 4.53 | 127,136 |
| Perfect Squares | 0 | - | 4.51 | 102,482 |
| Digits of Pi | 0 | - | 4.24 | 1,163,521 |
| Mathematics General Knowledge | 0 | - | 4.47 | 67,131 |
