| "Second Best" History Edition | 0 | - | 4.94 | 62,072 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,636 |
| Countries That Were Invaded | 0 | - | 4.54 | 96,980 |
| NATO Military Alphabet | 0 | - | 4.98 | 555,097 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 798,517 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,788 |
| Empires by Maps | 0 | - | 4.98 | 118,794 |
| Empires A-Z | 0 | - | 4.51 | 44,884 |
| People Depicted in Paintings | 0 | - | 4.54 | 44,415 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,318 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,156 |
| Territory Changes in World War I | 0 | - | 4.86 | 46,282 |
| Famous Battles Quiz | 0 | - | 4.21 | 48,842 |
| Name the War | 0 | - | 4.37 | 200,918 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,425 |
| Famous Firsts #1 | 0 | - | 4.40 | 68,847 |
| Famous Families #1 | 0 | - | 4.20 | 83,433 |
| Names for Warriors | 0 | - | 4.40 | 36,810 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,140 |
| History by Letter - A | 0 | - | 4.51 | 152,249 |
| History by Letter - B | 0 | - | 4.45 | 171,416 |
| History by Letter - C | 0 | - | 4.70 | 170,493 |
| History by Letter - E | 0 | - | 4.51 | 139,980 |
| History by Letter - G | 0 | - | 4.45 | 121,561 |
| History by Letter - H | 0 | - | 4.45 | 135,996 |
| History by Letter - J | 0 | - | 4.51 | 153,362 |
| History by Letter - N | 0 | - | 4.44 | 103,489 |
| History by Letter - S | 0 | - | 4.47 | 93,765 |
| History by Letter - W | 0 | - | 4.45 | 108,846 |
| History by Letter - M | 0 | - | 4.54 | 119,198 |
| History by Letter - K | 0 | - | 4.50 | 100,907 |
| History by Letter - L | 0 | - | 4.49 | 111,600 |
| History by Letter - I | 0 | - | 4.46 | 103,769 |
| Countries by Military Spending | 0 | - | 4.93 | 176,586 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,600 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,851 |
| Influential Women in History | 0 | - | 4.42 | 35,185 |
| Cradles of Civilization | 0 | - | 4.46 | 39,252 |
| Materials From History #1 | 0 | - | 4.56 | 51,175 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,569 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,802 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,566 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,341 |
| Famous Explorers | 0 | - | 4.58 | 36,004 |
| Famous Empires by Description | 0 | - | 4.73 | 118,017 |
| Answers by Time Period | 0 | - | 4.63 | 55,331 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,688 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,874 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,992 |
| People in History by Wikipedia Descriptions #1 | 0 | - | 4.42 | 44,239 |
| People in History by Wikipedia Descriptions #2 | 0 | - | 4.42 | 39,360 |
| People in History by Wikipedia Descriptions #3 | 0 | - | 4.50 | 36,610 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,306,840 |
| Metals of Antiquity | 0 | - | 4.94 | 92,996 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,250 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,324 |
| Space Exploration Trivia | 0 | - | 4.38 | 35,209 |
| Oldest Things | 0 | - | 3.92 | 65,601 |
| Famous Homes - Who Lived There? | 0 | - | 4.09 | 26,775 |
| Famous Firsts #2 | 0 | - | 4.00 | 80,860 |
| Famous Firsts #3 - The United States | 0 | - | 4.17 | 14,500 |
| History by Letter - D | 0 | - | 4.39 | 136,996 |
| History by Letter - F | 0 | - | 4.18 | 113,783 |
| History by Letter - O | 0 | - | 4.31 | 99,138 |
| History by Letter - P | 0 | - | 4.39 | 107,432 |
| History by Letter - Q | 0 | - | 4.34 | 80,033 |
| History by Letter - R | 0 | - | 4.26 | 121,757 |
| History by Letter - T | 0 | - | 4.39 | 104,949 |
| History by Letter - U | 0 | - | 4.19 | 100,439 |
| History by Letter - V | 0 | - | 4.27 | 80,437 |
| History by Letter - Y | 0 | - | 4.27 | 86,992 |
| History by Letter - Z | 0 | - | 4.18 | 76,788 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,131 |
| History Containing the Letter X | 0 | - | 4.47 | 26,949 |
| History Containing the Letter Z | 0 | - | 4.53 | 23,359 |
| Famous Generals - Non U.S. | 0 | - | 4.58 | 15,024 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 69,722 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,002 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,892 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 704,841 |
| 20th Century A-Z | 0 | - | 4.50 | 53,212 |
| 19th Century A-Z | 0 | - | 4.77 | 46,772 |
| 18th Century A-Z | 0 | - | 4.54 | 42,675 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,058 |
| Materials From History #2 | 0 | - | 4.59 | 31,306 |
| WWI... or WWII? | 0 | - | 4.85 | 140,869 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,857 |
| Assassinations in History | 0 | - | 4.21 | 66,018 |
| Famous Seconds | 0 | - | 4.22 | 46,418 |
| Ages and Eras | 0 | - | 4.38 | 67,518 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,423 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,665 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,070 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,855 |
| Female Historical Figures | 0 | - | 4.27 | 33,138 |
| Historical Blunders | 0 | - | 4.33 | 91,748 |
| Territorial Accessions | 0 | - | 4.38 | 34,671 |
| People Known as "The Great" | 0 | - | 4.46 | 24,560 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,824 |
| Years in History by Picture | 0 | - | 4.44 | 35,169 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,248 |
| Notable People of WWII | 0 | - | 4.53 | 85,358 |
| WWII Trivia #2 | 0 | - | 4.52 | 103,498 |
| World War I Quiz | 0 | - | 4.78 | 100,348 |
| WWI A-Z | 0 | - | 4.50 | 38,055 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,331 |
| Events in History #2 | 0 | - | 4.49 | 71,476 |
| Events in History #4 | 0 | - | 4.44 | 44,140 |
| This Day in History - July | 0 | - | 4.49 | 36,381 |
| This Day in History - August | 0 | - | 4.42 | 43,271 |
| This Day in History - September | 0 | - | 4.55 | 57,289 |
| This Day in History - October | 0 | - | 4.49 | 37,558 |
| This Day in History - January | 0 | - | 4.50 | 46,593 |
| This Day in History - March | 0 | - | 4.45 | 43,555 |
| Ancient Civilizations | 0 | - | 4.63 | 37,787 |
| Same Start and End Letter - History #1 | 0 | - | 4.17 | 24,680 |
| Same Start and End Letter - History #2 | 0 | - | 4.13 | 25,560 |
| History Ending in Z | 0 | - | 4.35 | 13,468 |
| The Places They Went #1 | 0 | - | 4.74 | 33,456 |
| Famous Inventors | 0 | - | 4.43 | 43,469 |
| Most Important People in History | 0 | - | 3.98 | 50,453 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,011,438 |
| U.S. Army Ranks | 0 | - | 4.48 | 102,717 |
| Top 30 Most Powerful Militaries | 0 | - | 4.52 | 175,294 |
| Countries with Aircraft Carriers | 0 | - | 4.75 | 123,129 |
| Names of Army Units | 0 | - | 4.63 | 36,654 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,176 |
| Formula One World Champions | 0 | - | 4.96 | 386,002 |
| Monarchies of the World | 0 | - | 4.94 | 166,919 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,852 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,092 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,594 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,731 |
| IMDB Top 100 Movies | 0 | - | 4.45 | 203,605 |
| Disney Animated Characters | 0 | - | 4.88 | 599,599 |
| Numbers Tile Select Quiz | 0 | - | 4.98 | 74,131 |
| People on Money by Country | 0 | - | 4.83 | 60,051 |
| Authors with Books Turned into Movies | 0 | - | 4.44 | 62,687 |
| Corporate Partnerships | 0 | - | 4.56 | 36,811 |
| Prime Numbers 1-100 | 0 | - | 4.53 | 126,098 |
| Perfect Squares | 0 | - | 4.53 | 101,856 |
| Digits of Pi | 0 | - | 4.24 | 1,159,300 |
| Fast Math - Addition | 0 | - | 4.87 | 520,354 |
| Mathematics General Knowledge | 0 | - | 4.47 | 66,473 |
| Major World Religions | 0 | - | 4.78 | 92,576 |
| Religion General Knowledge #1 | 0 | - | 4.41 | 91,993 |
| Religion General Knowledge #2 | 0 | - | 4.47 | 73,699 |
| Religion General Knowledge #3 | 0 | - | 4.46 | 69,115 |
| Religion General Knowledge #5 | 0 | - | 4.51 | 46,007 |
| Astronomy Quiz | 0 | - | 4.90 | 81,880 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 135,978 |
| Solar System Trivia | 0 | - | 4.93 | 46,148 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 92,481 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.89 | 65,248 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,862 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 128,946 |
| Geography by Letter - T | 0 | - | 4.84 | 152,665 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 165,876 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 86,829 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 39,173 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 116,872 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,295 |
| Former Flags | 0 | - | 4.97 | 106,873 |
| Christopher Columbus Quiz | 0 | - | 4.21 | 8,270 |
| Cold War Decoder | 0 | - | 4.83 | 51,997 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,540 |
| Born Here on This Date #1 | 0 | - | 3.92 | 35,308 |
| Titled People Quiz #2 | 0 | - | 4.38 | 26,673 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,269 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,193 |
| Famous Short People | 0 | - | 4.34 | 16,639 |
| Name the Alliance | 0 | - | 4.29 | 29,231 |
| Coups d'Etat - Name the Country | 0 | - | 4.40 | 27,599 |
| Famous Documents | 0 | - | 4.05 | 21,774 |
| Legendary Deeds | 0 | - | 4.16 | 28,866 |
| Disasters in History | 0 | - | 4.40 | 25,615 |
| People Who Died in Battle | 0 | - | 4.35 | 22,277 |
| Executions in History | 0 | - | 4.29 | 16,929 |
| 16th Century A-Z | 0 | - | 4.58 | 24,410 |
| 15th Century A-Z | 0 | - | 4.49 | 23,413 |
| 14th Century A-Z | 0 | - | 4.41 | 23,803 |
| 17th Century A-Z | 0 | - | 4.78 | 34,195 |
| History Generator Puzzle #1 | 0 | - | 3.99 | 38,966 |
| History Generator Puzzle #3 | 0 | - | 4.03 | 19,609 |
| History Generator Puzzle #6 | 0 | - | 4.05 | 17,114 |
| History Generator Puzzle #5 | 0 | - | 4.18 | 19,526 |
| History Generator Puzzle #8 | 0 | - | 4.14 | 18,474 |
| History Generator Puzzle #7 | 0 | - | 4.16 | 19,855 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,555 |
| People in History by Wikipedia Descriptions #4 | 0 | - | 4.40 | 30,666 |
| People in History A-Z #4 | 0 | - | 4.10 | 22,940 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,542 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,353 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 103,876 |
| Formula One Countries Visited | 0 | - | 4.96 | 142,348 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 99,534 |
| Coldest Countries | 0 | - | 4.97 | 137,365 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,294 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,405 |
| Country Logic Puzzle 4x4 – Sudoku style | 0 | - | 4.99 | 27,844 |
