| WWI... or WWII? | 0 | - | 4.85 | 142,984 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,583 |
| WWII Geography | 0 | - | 4.81 | 120,772 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,019 |
| Territory Changes in World War I | 0 | - | 4.87 | 47,033 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,655 |
| Military History Vocabulary | 0 | - | 4.91 | 67,503 |
| Notable People of WWII | 0 | - | 4.53 | 86,100 |
| WWII Trivia #2 | 0 | - | 4.52 | 104,408 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,402 |
| WWII Trivia #1 | 0 | - | 4.36 | 178,254 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,235 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,810 |
| WWII Decoder | 0 | - | 4.41 | 53,732 |
| World War I Quiz | 0 | - | 4.78 | 101,590 |
| WWI A-Z | 0 | - | 4.51 | 38,514 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,137 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,710 |
| WWII for Dummies | 0 | - | 4.78 | 105,394 |
| Famous Battles Quiz | 0 | - | 4.21 | 49,082 |
| Name the War | 0 | - | 4.37 | 202,599 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,608 |
| Names for Warriors | 0 | - | 4.40 | 37,020 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,701 |
| Countries with NO Military | 0 | - | 4.97 | 62,922 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 92,652 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,283 |
| All World Leaders 2026 | 0 | - | 4.95 | 20,824 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,200 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,967 |
| Military History A-Z | 0 | - | 4.20 | 21,222 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,328 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 650,465 |
| Name that Greek Letter | 0 | - | 4.93 | 324,603 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,779 |
| Name the English Monarchs | 0 | - | 4.91 | 505,193 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,688 |
| The Trojan War | 0 | - | 4.83 | 39,922 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,631 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,061 |
| People Who Died in Battle | 0 | - | 4.35 | 22,341 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,452 |
| Roman Emperors | 0 | - | 4.95 | 120,817 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,083 |
| Top Arms Importing Countries | 0 | - | 4.73 | 67,108 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,909 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,785 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,398 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,365 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,649 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,701 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,900 |
| Ancient Rome - True or False? | 0 | - | 4.85 | 43,215 |
| U.S. Military Acronyms | 0 | - | 4.39 | 101,266 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,574 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,399 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,334 |
| Historical Rulers #2 | 0 | - | 4.27 | 47,650 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,178 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,427 |
| Empires by Maps | 0 | - | 4.98 | 121,418 |
| Popular Royal Names | 0 | - | 4.27 | 125,226 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,247 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,999 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,725 |
| First Names of Painters | 0 | - | 4.43 | 59,981 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,995 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,247 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,526 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,304 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,558 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,393 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,322,697 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,138 |
| Metals of Antiquity | 0 | - | 4.95 | 93,759 |
| History of The Netherlands | 0 | - | 4.46 | 17,523 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,984 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,722 |
| UN Secretaries-General | 0 | - | 4.40 | 7,834 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,675 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,459 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,124 |
| Recently Independent Countries | 0 | - | 4.98 | 159,708 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 50,422 |
| Ancient Roman Trivia #2 | 0 | - | 4.60 | 43,986 |
| Geography of the Roman Empire | 0 | - | 4.56 | 52,144 |
| Roman Names for Places | 0 | - | 4.62 | 58,596 |
| 17th Century A-Z | 0 | - | 4.78 | 34,718 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,551 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,509 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,264 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,045 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,193 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,585 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,896 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,863 |
| Most Important People in History | 0 | - | 3.98 | 50,888 |
| Fictional Military Characters Quiz | 0 | - | 4.27 | 19,651 |
| Weapons by Picture | 0 | - | 4.13 | 21,132 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,376 |
| Countries with the Least Dense Road Networks | 0 | - | 4.82 | 41,753 |
| Monarchies of the World | 0 | - | 4.94 | 169,730 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,597 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 112,844 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,991 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,474 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,109 |
| Disney Animated Characters | 0 | - | 4.88 | 602,378 |
| People on Money by Country | 0 | - | 4.83 | 60,612 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,931 |
| Fast Math - Addition | 0 | - | 4.87 | 524,264 |
| NATO Countries | 0 | - | 4.98 | 282,500 |
| EU Countries Quiz | 0 | - | 4.99 | 276,713 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,603 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,793 |
| 7 Deadly Sins | 0 | - | 4.88 | 402,532 |
| Books of the Protestant Bible | 0 | - | 4.84 | 211,306 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,616 |
| Astronomy Quiz | 0 | - | 4.90 | 83,031 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 138,061 |
| Solar System Trivia | 0 | - | 4.93 | 46,973 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,061 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,774 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 154,829 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 169,436 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,224 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 40,194 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,697 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,584 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,807 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,212 |
| Influential Women in History | 0 | - | 4.42 | 36,206 |
| Cradles of Civilization | 0 | - | 4.46 | 40,161 |
| Former Flags | 0 | - | 4.97 | 108,268 |
| Russian History A-Z | 0 | - | 4.35 | 32,049 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,208 |
| Materials From History #1 | 0 | - | 4.56 | 51,940 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,326 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,055 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,976 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,182 |
| Former Capitals | 0 | - | 4.88 | 71,597 |
| WWII First Names | 0 | - | 4.44 | 41,917 |
| Cold War Decoder | 0 | - | 4.83 | 52,528 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,619 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,697 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,385 |
| Famous Explorers | 0 | - | 4.58 | 36,289 |
| Famous Empires by Description | 0 | - | 4.73 | 118,840 |
| Answers by Time Period | 0 | - | 4.64 | 55,785 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,231 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,552 |
| Battle to Country | 0 | - | 4.91 | 53,734 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,158 |
| European History for Dummies | 0 | - | 4.83 | 90,223 |
| English Royal Consorts | 0 | - | 4.38 | 37,473 |
| British History A-Z #1 | 0 | - | 4.45 | 46,889 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,966 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,902 |
| Animals in British History | 0 | - | 4.43 | 26,065 |
| Branches of the U.S. Military | 0 | - | 4.40 | 24,462 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,510 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,527 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,696 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,710 |
| Coldest Countries | 0 | - | 4.97 | 138,914 |
| Coldest World Capitals | 0 | - | 4.95 | 134,055 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,817 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,940 |
| World Currency Quiz | 0 | - | 4.92 | 305,517 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,426 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,342 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,814 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,875 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,881 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,230 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,641 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,037 |
| Richest Island Countries | 0 | - | 4.85 | 100,998 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,475 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,756 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,784 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,742 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,887 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,559 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,934 |
| Buddhist Countries | 0 | - | 4.96 | 144,835 |
| The Sun Quiz | 0 | - | 4.93 | 34,949 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,100,808 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,101 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,789 |
| Country Logic Puzzle 4x4 – Sudoku style | 0 | - | 5.00 | 28,180 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,461 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,244 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,351 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,265 |
| Countries that Start with D | 0 | - | 4.96 | 714,120 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,377 |
| Countries that Start with G | 0 | - | 4.97 | 1,508,668 |
| Countries that Start with H | 0 | - | 4.96 | 607,929 |
