| Normandy D-Day Beaches | 0 | - | 4.82 | 39,079 |
| Territory Changes in World War I | 0 | - | 4.89 | 44,406 |
| Astronomy Quiz | 0 | - | 4.89 | 78,121 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 129,365 |
| Solar System Trivia | 0 | - | 4.93 | 43,331 |
| Cold War Decoder | 0 | - | 4.82 | 50,191 |
| WWI... or WWII? | 0 | - | 4.84 | 135,108 |
| "Second Best" History Edition | 0 | - | 4.94 | 57,026 |
| Time Magazine Person of the Year | 0 | - | 4.55 | 71,208 |
| Invasions | 0 | - | 4.63 | 94,687 |
| Names for Warriors | 0 | - | 4.41 | 36,160 |
| Notable People of WWII | 0 | - | 4.53 | 83,964 |
| WWII Trivia #2 | 0 | - | 4.51 | 100,576 |
| World War I Quiz | 0 | - | 4.78 | 97,748 |
| WWI A-Z | 0 | - | 4.49 | 37,241 |
| Empires A-Z | 0 | - | 4.50 | 43,336 |
| People Depicted in Paintings | 0 | - | 4.55 | 43,396 |
| Roman Provinces on a Map | 0 | - | 4.53 | 34,978 |
| History by Letter - A | 0 | - | 4.51 | 147,800 |
| History by Letter - B | 0 | - | 4.46 | 166,608 |
| History by Letter - C | 0 | - | 4.68 | 165,173 |
| History by Letter - E | 0 | - | 4.50 | 135,754 |
| History by Letter - G | 0 | - | 4.46 | 117,924 |
| History by Letter - H | 0 | - | 4.44 | 132,096 |
| History by Letter - J | 0 | - | 4.50 | 148,984 |
| History by Letter - N | 0 | - | 4.43 | 100,465 |
| History by Letter - S | 0 | - | 4.46 | 90,944 |
| History by Letter - T | 0 | - | 4.43 | 102,380 |
| History by Letter - W | 0 | - | 4.47 | 105,605 |
| History by Letter - M | 0 | - | 4.53 | 115,773 |
| History by Letter - K | 0 | - | 4.50 | 98,145 |
| History by Letter - L | 0 | - | 4.48 | 108,506 |
| History by Letter - I | 0 | - | 4.46 | 100,730 |
| NATO Military Alphabet | 0 | - | 4.98 | 533,965 |
| Former Countries by Territory Map | 0 | - | 4.96 | 96,445 |
| Empires by Maps | 0 | - | 4.98 | 110,583 |
| Ultimate 20th Century History Quiz | 0 | - | 4.84 | 51,245 |
| Famous Battles Quiz | 0 | - | 4.21 | 48,210 |
| Name the War Quiz | 0 | - | 4.38 | 197,911 |
| Famous U.S. Generals | 0 | - | 4.26 | 38,008 |
| Religions by Country of Origin Quiz | 0 | - | 4.28 | 75,238 |
| Famous Firsts #1 | 0 | - | 4.39 | 68,178 |
| Famous Families #1 | 0 | - | 4.20 | 82,367 |
| The 7 Wonders of the Ancient World | 0 | - | 4.81 | 67,504 |
| Countries by Military Spending | 0 | - | 4.93 | 170,919 |
| Classic Novels by Plot #2 | 0 | - | 4.83 | 35,124 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 114,762 |
| Art Works Picture Quiz #1 | 0 | - | 4.52 | 114,153 |
| Art Works Picture Quiz #2 | 0 | - | 4.48 | 95,180 |
| Art Works Picture Quiz #3 | 0 | - | 4.43 | 46,783 |
| WWII Trivia #1 | 0 | - | 4.36 | 171,706 |
| People in History A-Z #1 | 0 | - | 4.63 | 96,193 |
| People in History A-Z #2 | 0 | - | 4.47 | 53,330 |
| People in History A-Z #3 | 0 | - | 4.48 | 44,748 |
| People in History by Wikipedia Descriptions #1 | 0 | - | 4.42 | 43,528 |
| People in History by Wikipedia Descriptions #2 | 0 | - | 4.41 | 38,723 |
| People in History by Wikipedia Descriptions #3 | 0 | - | 4.49 | 36,148 |
| 100 Most Common English Words | 0 | - | 4.89 | 1,260,894 |
| Hollywood Screen Legends Quiz | 0 | - | 4.04 | 34,435 |
| Albert Einstein Quiz | 0 | - | 4.55 | 17,973 |
| World War II Multiple Choice | 0 | - | 4.38 | 100,906 |
| History by Letter - D | 0 | - | 4.35 | 133,419 |
| History by Letter - F | 0 | - | 4.19 | 110,584 |
| History by Letter - O | 0 | - | 4.31 | 96,572 |
| History by Letter - P | 0 | - | 4.37 | 104,440 |
| History by Letter - Q | 0 | - | 4.35 | 78,097 |
| History by Letter - R | 0 | - | 4.25 | 118,854 |
| History by Letter - U | 0 | - | 4.17 | 97,810 |
| History by Letter - V | 0 | - | 4.29 | 78,545 |
| History by Letter - Y | 0 | - | 4.25 | 84,922 |
| History by Letter - Z | 0 | - | 4.20 | 75,120 |
| The 3rd and 4th Century | 0 | - | 4.59 | 26,339 |
| History Containing the Letter X | 0 | - | 4.47 | 26,387 |
| History Containing the Letter Z | 0 | - | 4.53 | 22,928 |
| Famous Generals - Non U.S. | 0 | - | 4.58 | 14,575 |
| Brightest Objects in the Sky | 0 | - | 4.41 | 17,008 |
| Influential Women in History | 0 | - | 4.45 | 32,910 |
| Metals of Antiquity | 0 | - | 4.93 | 90,491 |
| Cradles of Civilization | 0 | - | 4.44 | 37,006 |
| Materials From History #1 | 0 | - | 4.56 | 48,924 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 44,101 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 691,568 |
| Oldest Things | 0 | - | 3.91 | 65,298 |
| Famous Homes - Who Lived There? | 0 | - | 4.09 | 26,589 |
| Biggest Nations and Empires Ever | 0 | - | 4.45 | 142,296 |
| Famous Explorers | 0 | - | 4.58 | 35,062 |
| Famous Empires in History | 0 | - | 4.79 | 115,005 |
| Answers by Time Period | 0 | - | 4.56 | 54,140 |
| Famous Firsts #2 | 0 | - | 4.00 | 80,401 |
| Famous Firsts #3 - The United States | 0 | - | 4.17 | 14,250 |
| 20th Century A-Z | 0 | - | 4.51 | 50,759 |
| 19th Century A-Z | 0 | - | 4.74 | 44,453 |
| 18th Century A-Z | 0 | - | 4.56 | 38,652 |
| Years in History #1 - Multiple Choice | 0 | - | 4.83 | 67,749 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 150,297 |
| Top Five Exporting Partners by Country | 0 | - | 4.85 | 65,452 |
| Google What's the Difference? - History | 0 | - | 4.20 | 45,226 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 153,482 |
| 1960s Decade Quiz #2 | 0 | - | 4.44 | 43,396 |
| Same Start and End Letter - History #1 | 0 | - | 4.15 | 24,310 |
| Same Start and End Letter - History #2 | 0 | - | 4.12 | 24,969 |
| History Ending in Z | 0 | - | 4.35 | 13,176 |
| Most Important People in History | 0 | - | 3.99 | 49,162 |
| People in History by Wikipedia Descriptions #4 | 0 | - | 4.42 | 30,211 |
| Top Arms Exporting Countries | 0 | - | 4.95 | 82,072 |
| Monarchies of the World | 0 | - | 4.93 | 159,541 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 106,975 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 105,770 |
| Countries where the Sea Freezes | 0 | - | 4.92 | 98,661 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 72,075 |
| Numbers Tile Select Quiz | 0 | - | 4.99 | 70,788 |
| People on Money by Country | 0 | - | 4.83 | 58,292 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.77 | 756,574 |
| Space in the Answers | 0 | - | 4.27 | 49,507 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,012 |
| The Mars Quiz | 0 | - | 4.54 | 18,165 |
| The Saturn Quiz | 0 | - | 4.54 | 11,225 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 90,713 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 62,871 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.87 | 98,429 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 122,075 |
| Geography by Letter - T | 0 | - | 4.84 | 146,383 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 142,192 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.90 | 83,166 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.85 | 36,267 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 114,584 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 69,281 |
| The Pluto Quiz | 0 | - | 4.63 | 9,457 |
| Years in History by Picture | 0 | - | 4.43 | 33,307 |
| Historical Events - AD or BC? | 0 | - | 4.74 | 55,721 |
| Materials From History #2 | 0 | - | 4.58 | 30,352 |
| 20th Century Dates Quiz | 0 | - | 4.55 | 38,844 |
| Events in History #2 | 0 | - | 4.48 | 69,887 |
| Events in History #4 | 0 | - | 4.43 | 43,079 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.20 | 48,127 |
| Assassinations in History Quiz | 0 | - | 4.18 | 65,030 |
| Famous Seconds Quiz | 0 | - | 4.21 | 45,927 |
| Ages and Eras Quiz | 0 | - | 4.38 | 66,511 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,072 |
| Titled People Quiz #1 | 0 | - | 4.10 | 45,032 |
| Titled People Quiz #3 | 0 | - | 4.33 | 42,489 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,154 |
| Female Historical Figures | 0 | - | 4.31 | 32,512 |
| Historical Blunders | 0 | - | 4.33 | 90,575 |
| Disasters in History | 0 | - | 4.42 | 25,062 |
| Territorial Accessions | 0 | - | 4.38 | 34,001 |
| People Known as "The Great" | 0 | - | 4.44 | 23,979 |
| This Day in History - July | 0 | - | 4.48 | 36,008 |
| This Day in History - August | 0 | - | 4.41 | 42,819 |
| This Day in History - September | 0 | - | 4.55 | 56,578 |
| This Day in History - October | 0 | - | 4.48 | 37,206 |
| This Day in History - January | 0 | - | 4.53 | 45,972 |
| This Day in History - March | 0 | - | 4.45 | 43,057 |
| Ancient Civilizations | 0 | - | 4.63 | 36,430 |
| 16th Century A-Z | 0 | - | 4.58 | 17,748 |
| 15th Century A-Z | 0 | - | 4.45 | 21,726 |
| The Places They Went #1 | 0 | - | 4.75 | 33,119 |
| Famous Inventors | 0 | - | 4.43 | 43,123 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.11 | 993,780 |
| U.S. Army Ranks | 0 | - | 4.46 | 100,240 |
| Top 30 Most Powerful Militaries | 0 | - | 4.53 | 171,889 |
| Countries with Aircraft Carriers | 0 | - | 4.74 | 121,751 |
| Names of Army Units | 0 | - | 4.63 | 35,557 |
| Formula One World Champions | 0 | - | 4.96 | 362,991 |
| IMDB Top 100 Movies | 0 | - | 4.53 | 192,284 |
| Disney Animated Characters | 0 | - | 4.88 | 590,937 |
| Authors with Books Turned into Movies | 0 | - | 4.45 | 61,095 |
| Corporate Partnerships Quiz | 0 | - | 4.56 | 36,295 |
| Prime Numbers 1-100 | 0 | - | 4.55 | 100,065 |
| Perfect Squares | 0 | - | 4.53 | 99,166 |
| Digits of Pi | 0 | - | 4.25 | 1,127,301 |
| Fast Math - Addition | 0 | - | 4.85 | 508,351 |
| Mathematics General Knowledge | 0 | - | 4.46 | 63,700 |
| Major World Religions | 0 | - | 4.78 | 91,581 |
| Religion General Knowledge #1 | 0 | - | 4.41 | 90,412 |
| Religion General Knowledge #2 | 0 | - | 4.47 | 72,537 |
| Religion General Knowledge #3 | 0 | - | 4.46 | 68,095 |
| Religion General Knowledge #5 | 0 | - | 4.50 | 45,090 |
| Astronomy True or False | 0 | - | 4.37 | 35,451 |
| Former Flags | 0 | - | 4.98 | 102,778 |
| WWII A-Z #1 | 0 | - | 4.80 | 99,701 |
| WWII A-Z #2 | 0 | - | 4.44 | 52,984 |
| 1950s Decade Quiz | 0 | - | 4.40 | 48,052 |
| 1960s Decade Quiz #1 | 0 | - | 4.39 | 48,779 |
| Warsaw Pact Countries | 0 | - | 4.82 | 82,877 |
| Name a Valid Year in History | 0 | - | 4.92 | 62,544 |
| People Who Died in Battle | 0 | - | 4.35 | 22,007 |
| History Generator Puzzle #3 | 0 | - | 4.08 | 18,352 |
| History Generator Puzzle #6 | 0 | - | 4.02 | 16,328 |
| History Generator Puzzle #5 | 0 | - | 4.16 | 18,561 |
| History Generator Puzzle #8 | 0 | - | 4.11 | 17,760 |
| History Generator Puzzle #7 | 0 | - | 4.05 | 15,834 |
| People in History A-Z #5 | 0 | - | 4.08 | 31,066 |
| People in History A-Z #4 | 0 | - | 4.10 | 22,263 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 139,952 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.90 | 93,463 |
| Countries with the Tallest Buildings | 0 | - | 4.91 | 85,604 |
| Formula One Countries Visited | 0 | - | 4.96 | 135,023 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.95 | 91,276 |
| Coldest Countries | 0 | - | 4.97 | 133,505 |
