| Countries of the World in 1882 with a Map | 44,281 | 0 | - |
| Countries of the World in 1789 with a Map | 66,263 | 0 | - |
| Countries of the World in 1350 with a Map | 8,699 | - | - |
| Countries of the German Empire | 37,877 | 0 | - |
| Most Populous Countries in 1900 | 173,608 | 0 | - |
| Most Populous Countries in 1950 | 85,988 | 0 | - |
| All Modern-Day Countries Ever Controlled by the Netherlands | 53,291 | 0 | - |
| Countries of the World with an Empty Map | 3,376,113 | 0 | - |
| All Modern-Day Countries Ever Controlled by Austria | 37,694 | 0 | - |
| U.S. Presidents Quiz | 3,690,030 | 0 | - |
| Independence from Whom | 211,360 | 0 | - |
| Country Quiz on a Map - Spain | 23,630 | 0 | - |
| Country Quiz on a Map - Germany | 34,933 | 0 | - |
| Country Quiz on a Map - China | 18,156 | 0 | - |
| Country Quiz on a Map - Egypt | 4,850 | - | - |
| Country Quiz on a Map - France | 47,081 | 0 | - |
| Country Quiz on a Map - USA | 57,596 | 0 | - |
| Country Quiz on a Map - United Kingdom | 40,733 | 0 | - |
| Modern Day Countries of Prussia | 1,800 | - | - |
| Smallest Countries by Population and Area | 379,797 | 0 | - |
| Monarchies Bordering Monarchies | 60,192 | 0 | - |
| Modern-Day Countries of the Tibetan Empire | 4,455 | - | - |
| Germany Immigration by Country | 80,916 | 0 | - |
| United Arab Emirates Immigration by Country | 1,711 | - | - |
| Ukraine Immigration by Country | 2,347 | - | - |
| Turkey Immigration by Country | 3,836 | - | - |
| Taiwan Immigration by Country | 1,975 | - | - |
| Switzerland Immigration by Country | 29,624 | 0 | - |
| Sweden Immigration by Country | 56,059 | 0 | - |
| South Korea Immigration by Country | 2,416 | - | - |
| South Africa Immigration by Country | 1,801 | - | - |
| Slovenia Immigration by Country | 886 | - | - |
| Countries Bordering India | 163,349 | 0 | - |
| Modern-Day Countries of the Second French Colonial Empire on Map | 5,758 | - | - |
| Modern-Day Countries of the Republic of Venice in 1500 with a Map | 5,657 | - | - |
| Modern-Day Countries of the Polish-Lithuanian Commonwealth on a Map | 6,270 | - | - |
| Modern-Day Countries of the Russian Empire in 1898 on a Map | 6,546 | - | - |
| Modern-Day Countries of the Macedonian Empire on a Map | 6,458 | - | - |
| Modern-Day Countries of the Khedivate of Egypt on a Map | 3,536 | - | - |
| Modern-Day Countries of the Kazakh Khanate on a Map | 3,916 | - | - |
| Modern-Day Countries of the German Empire on a Map | 6,330 | - | - |
| Modern-Day Countries of the Georgian Empire with a Map | 5,596 | - | - |
| Modern-Day Countries of the First Mexican Empire on a Map | 5,134 | - | - |
| Modern-Day Countries of the First French Empire on a Map | 6,674 | - | - |
| Modern-Day Countries of the First Bulgarian Empire on a Map | 6,827 | - | - |
| Modern-Day Countries of the Federal Republic of Central America on a Map | 3,944 | - | - |
| Modern-Day Countries of the Chinese Empire under the Tang Dynasty | 5,959 | - | - |
| Modern-Day Countries of the Byzantine Empire with a Map | 8,068 | - | - |
| Modern-Day Countries of the Armenian Empire on a Map | 7,680 | - | - |
| Modern-Day Countries of the Ancient Egyptian Empire with a Map | 5,481 | - | - |
| Modern-Day Countries of Gran Colombia on a Map | 5,284 | - | - |
| All Modern-Day Countries Ever Controlled by the Saudis | 6,645 | - | - |
| All Modern-Day Countries Ever Controlled by the Ottoman Empire | 9,306 | - | - |
| All Modern-Day Countries Ever Controlled by the British | 49,737 | 0 | - |
| All Modern-Day Countries Ever Controlled by Sweden | 9,984 | - | - |
| All Modern-Day Countries Ever Controlled by Prussia | 52,389 | 0 | - |
| All Modern-Day Countries Ever Controlled by Portugal | 43,987 | 0 | - |
| All Modern-Day Countries Ever Controlled by Polish People | 13,428 | - | - |
| All Modern-Day Countries Ever Controlled by Oman | 6,999 | - | - |
| All Modern-Day Countries Ever Controlled by Nordic Peoples with a Map | 11,524 | - | - |
| All Modern-Day Countries Ever Controlled by Italy | 9,465 | - | - |
| All Modern-Day Countries Ever Controlled by Iranian Peoples with a Map | 10,021 | - | - |
| All Modern-Day Countries Ever Controlled by Greeks | 53,965 | 0 | - |
| All Modern-Day Countries Ever Controlled by Germany | 27,810 | 0 | - |
| All Modern-Day Countries Ever Controlled by Egypt | 10,005 | - | - |
| All Modern-Day Countries Ever Controlled by Belgium | 47,650 | 0 | - |
| Countries That Have Won a "World's Strongest Man" Title | 16,680 | - | - |
| United States Immigration by Country | 160,828 | 0 | - |
| Countries that Beat Mongolia | 39,475 | 0 | - |
| Countries that Beat Zimbabwe | 128 | - | - |
| Countries that Beat Yemen | 281 | - | - |
| Countries that Beat Vietnam | 280 | - | - |
| Countries that Beat Venezuela | 993 | - | - |
| Countries that Beat Vatican City | 2,614 | - | - |
| Countries that Beat Ukraine | 452 | - | - |
| Countries that Beat Turkmenistan | 205 | - | - |
| Countries that Beat Turkey | 1,092 | - | - |
| Countries that Beat Tunisia | 447 | - | - |
| Random Name a Valid Bordering Country | 75,318 | 0 | - |
| Countries that Beat the Philippines | 450 | - | - |
| Countries that Beat Thailand | 622 | - | - |
| Countries that Beat Tajikistan | 340 | - | - |
| Countries that Beat Taiwan | 279 | - | - |
| Countries that Beat Syria | 292 | - | - |
| Countries that Beat Sweden | 3,635 | - | - |
| Countries that Beat Sudan | 240 | - | - |
| Countries that Beat Sri Lanka | 379 | - | - |
| Countries that Beat Rwanda | 266 | - | - |
| Countries that Beat Peru | 214 | - | - |
| Countries that Beat Papua New Guinea | 268 | - | - |
| Countries that Beat Oman | 138 | - | - |
| Countries that Beat Nepal | 482 | - | - |
| Countries that Beat Namibia | 438 | - | - |
| Countries that Beat Myanmar | 402 | - | - |
| Countries that Beat Morocco | 613 | - | - |
| Countries that Beat Montenegro | 416 | - | - |
| Countries that Beat Monaco | 766 | - | - |
| Countries that Beat Malta | 624 | - | - |
| Countries that Beat Mali | 726 | - | - |
| Countries that Beat Maldives | 435 | - | - |
| Countries that Beat Madagascar | 562 | - | - |
| Countries that Beat Kosovo | 656 | - | - |
| Countries that Beat Kazakhstan | 941 | - | - |
| Countries that Beat Israel | 30,191 | 0 | - |
| Countries that Beat Iran | 1,218 | - | - |
| Countries that Beat Iceland | 42,681 | 0 | - |
| Countries that Beat Haiti | 396 | - | - |
| Countries that Beat Ghana | 312 | - | - |
| Countries that Beat Georgia | 514 | - | - |
| Countries that Beat Ethiopia | 818 | - | - |
| Countries that Beat Dominica | 228 | - | - |
| Countries that Beat Czech Republic | 551 | - | - |
| Australia... or New Zealand? | 61,477 | 0 | - |
| Countries With Same-Sex Marriage – Sudden Death | 70,653 | 0 | - |
| Shapes of Countries With Same-Sex Marriage – Sudden Death | 1,127 | - | - |
| Muslim Countries - Sudden Death | 149,747 | 0 | - |
| Flags of Countries With Same-Sex Marriage – Sudden Death | 1,036 | - | - |
| Countries that Beat Cuba | 492 | - | - |
| Countries that Beat Croatia | 1,196 | - | - |
| Countries that Beat Costa Rica | 309 | - | - |
| Countries that Beat Colombia | 456 | - | - |
| Countries that Beat Chile | 741 | - | - |
| Countries that Beat Cambodia | 294 | - | - |
| Countries that Beat Bosnia and Herzegovina | 335 | - | - |
| Countries that Beat Angola | 537 | - | - |
| Countries that Beat Algeria | 906 | - | - |
| Countries that Beat Afghanistan | 2,877 | - | - |
| Every American Flag - Sudden Death | 68,611 | 0 | - |
| Five Poorest Countries by Continent | 200,193 | 0 | - |
| The Most Recent... United States | 18,417 | 0 | - |
| Top 20 Most Feared Tanks Ever | 54 | - | - |
| 40 Random Missing Countries on the World Map | 976,129 | 0 | - |
| Multiple Choice City Quiz – Cairo | 15,892 | 0 | - |
| Top Five Countries By Category #1 | 448,985 | 0 | - |
| Top 10 Smallest U.S. States by Area | 177,600 | 0 | - |
| Top 10 States by Inland Surface Water | 2,180 | - | - |
| Top 10 Smallest US States by Population | 3,919 | - | - |
| Top 10 Most Densely-Populated Countries in Africa | 1,883 | - | - |
| Pin Europe on a Borderless Map - Sudden Death | 1,734,015 | 0 | - |
| Click a Valid Country A-Z | 528,942 | 0 | - |
| Countries of the Spanish Empire | 77,178 | 0 | - |
| U.S. Presidents - Sudden Death | 173,963 | 0 | - |
| South America Map Quiz | 1,547,710 | 0 | - |
| Countries of the World in 1900 | 84,621 | 0 | - |
| Countries That Touch the Baltic Sea | 115,986 | 0 | - |
| Countries by Former Name | 124,938 | 0 | - |
| Countries with the Most Speakers of These Languages | 295,585 | 0 | - |
| Worst States for LGBTQ+ People to live | 531 | - | - |
| Countries With the Most Languages | 201,372 | 0 | - |
| Countries with the Most Domestic Camels | 61,273 | 0 | - |
| Category Elimination - Country Flags #2 | 61,248 | 0 | - |
| Random Category Elimination - Countries | 432,769 | 0 | - |
| Category Elimination - U.S. States #3 | 54,946 | 0 | - |
| Category Elimination - U.S. States #2 | 133,904 | 0 | - |
| Category Elimination - U.S. States #1 | 220,416 | 0 | - |
| Boundary Waters | 88,388 | 0 | - |
| Countries in Squares of the World Map | 184,213 | 0 | - |
| The Top 10 Shortest Wars In History | 7 | - | - |
| "C" Countries - World Map Sudden Death | 193,591 | 0 | - |
| 10 Easternmost Countries in Europe | 114,905 | 0 | - |
| Modern Day Countries of the Spanish Empire on a Map | 86,128 | 0 | - |
| Countries with the Most Borders | 387,985 | 0 | - |
| 10 Southernmost Countries in Asia | 99,001 | 0 | - |
| Countries With the Most Italian Speakers | 57,820 | 0 | - |
| Historical Countries by Ruler | 48,555 | 0 | - |
| Most-Visited Countries by Popes | 83,611 | 0 | - |
| Countries of the Popes | 127,922 | 0 | - |
| Countries with the Top Chess Players | 75,630 | 0 | - |
| Guess the European Countries Being Drawn | 112,551 | 0 | - |
| Louisiana Purchase with a Map | 48,430 | 0 | - |
| Most Common JetPunk Answers - Countries | 87,423 | 0 | - |
| U.S. States By Population | 153,031 | 0 | - |
| Name a Valid Country #2 | 250,130 | 0 | - |
| Name a Valid Country #4 | 255,043 | 0 | - |
| Name a Valid Country #5 | 206,439 | 0 | - |
| Name a Valid Country #6 | 129,006 | 0 | - |
| Name a Valid Country #7 | 128,895 | 0 | - |
| Name a Valid Country #8 | 98,257 | 0 | - |
| First U.S. States to be Settled by Europeans | 35,450 | 0 | - |
| All 3,143 Counties of the United States on a Map | 331,232 | 0 | - |
| All Counties of the United States by First Two Letters | 27,169 | - | - |
| Five Most Guessed Country Flags by Continent | 53,595 | 0 | - |
| Countries by Coldest Recorded Temperature | 111,627 | 0 | - |
| Inventions by Country #1 | 55,003 | 0 | - |
| The First Country to Do it | 54,731 | 0 | - |
| Biggest Spanish Empire Countries | 115,783 | 0 | - |
| Countries that visit Scotland the most | 64 | - | - |
| Countries Visited by Barack Obama | 105 | - | - |
| Countries Covered by "Rick Steves' Europe" | 112 | - | - |
| UNESCO World Heritage Countries | 135,610 | 0 | - |
| Countries by First Two Letters in 90 Seconds | 5,615,802 | 0 | - |
| Countries Furthest from the United States | 89,005 | 0 | - |
| The Only Two Countries... | 83,323 | 0 | - |
| Name a Valid Country by Disputed Area | 48,113 | 0 | - |
| Unique Starting Letter - Countries by Continent | 125,148 | 0 | - |
| Battle to Country | 53,182 | 0 | - |
| All Modern-Day Countries Ever Controlled by Chinese People | 54,702 | 0 | - |
| Name a Valid Country #1 | 288,839 | 0 | - |
| Name a Valid Country #3 | 262,564 | 0 | - |
| Deadliest Wars US has Fought In | 57 | - | - |
| Countries Most-Mentioned by the New York Times, 1900–2018 | 61,473 | 0 | - |
| Name the War | 201,494 | 0 | - |
| First Countries to Reach 5 Million People | 135,129 | 0 | - |
| Flags of the 1896 Olympics | 17,805 | 0 | - |
| Most Recently-Settled Countries | 62,394 | 0 | - |
| Countries of the Americas in 1820 (with Map!) | 13,036 | - | - |
| History by Letter - T | 105,277 | 0 | - |
| History General Knowledge #6 | 88,854 | 0 | - |
| Events in History #3 | 71,651 | 0 | - |
| Events in Ancient History | 35,937 | 0 | - |
| Events in History #1 | 157,648 | 0 | - |
| Events in History #2 | 71,654 | 0 | - |
| Events in U.S. History | 28,631 | 0 | - |
| Know Your Dictator - Click Quiz | 41,772 | 0 | - |
| History True or False #2 | 67,246 | 0 | - |
| Former Countries | 133,657 | 0 | - |
| 18th Century A-Z | 43,134 | 0 | - |
| 19th Century A-Z | 47,247 | 0 | - |
| 20th Century A-Z | 53,678 | 0 | - |
| Real People - Sudden Death #2 (U.S.) | 79,130 | 0 | - |
| History General Knowledge #7 | 88,475 | 0 | - |
| History by Letter - M | 119,829 | 0 | - |
| History General Knowledge #4 | 110,632 | 0 | - |
| Modern-Day Countries of the Holy Roman Empire on a Map | 45,570 | 0 | - |
| Deadliest U.S. Wars | 190,571 | 0 | - |
| First Names of Historical Figures #1 | 229,209 | 0 | - |
| 19th Century Dates – Within 15 Years | 16,614 | 0 | - |
| U.S. Presidents by Picture | 426,021 | 0 | - |
| Name a Valid Answer - United States #1 | 93,869 | 0 | - |
| Countries by Independence Day | 52,715 | 0 | - |
| Name a Valid Year Each War Occurred In | 23,477 | 0 | - |
| Countries That Were Invaded | 97,345 | 0 | - |
| Ottoman Empire Quiz | 17,109 | 0 | - |
| Groups of Things - History #1 | 94,022 | 0 | - |
| Groups of Things - History #2 | 79,292 | 0 | - |
| People in History A-Z #1 | 98,964 | 0 | - |
| People in History A-Z #5 | 31,932 | 0 | - |
| People in History A-Z #2 | 55,075 | 0 | - |
| Damaged and Destroyed Cities | 44,629 | 0 | - |
| Imperial Japan or Die! - Sudden Death | 46,770 | 0 | - |
| People by Country #4 | 77,318 | 0 | - |
| Name that Historical Figure #2 | 284,236 | 0 | - |
| Losing U.S. Presidential Candidates in History | 93,636 | 0 | - |
| Historical Middle Names | 35,718 | 0 | - |
| Name the Alliance | 29,560 | 0 | - |
| Modern Day Countries of the Japanese Empire on a Map | 89,104 | 0 | - |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 68,641 | 0 | - |
| When Did They Die Within Five Years | 38,613 | 0 | - |
| Name that Historical Figure #1 | 337,182 | 0 | - |
| US President Faces - Sudden Death #2 | 35,113 | 0 | - |
| Before WWII... or After? | 30,437 | 0 | - |
| History General Knowledge #12 | 67,170 | 0 | - |
| History General Knowledge #17 | 23,895 | 0 | - |
| History General Knowledge #16 | 23,699 | 0 | - |
| History General Knowledge #15 | 25,306 | 0 | - |
| History General Knowledge #14 | 25,086 | 0 | - |
| History General Knowledge #13 | 49,178 | 0 | - |
| History General Knowledge #11 | 72,569 | 0 | - |
| History General Knowledge #10 | 77,801 | 0 | - |
| History General Knowledge #9 | 79,828 | 0 | - |
| History General Knowledge #8 | 83,923 | 0 | - |
| History General Knowledge #5 | 106,477 | 0 | - |
| History General Knowledge #2 | 112,895 | 0 | - |
| History General Knowledge #1 | 128,115 | 0 | - |
| German History A-Z | 24,581 | 0 | - |
| U.S. History A-Z #2 | 4,368 | 0 | - |
| U.S. History A-Z #1 | 29,970 | 0 | - |
| Spanish History A-Z | 19,274 | 0 | - |
| Russian History A-Z | 31,619 | 0 | - |
| The American Civil War | 52,382 | 0 | - |
| 4-Letter History Chain #1 | 84,969 | 0 | - |
| 4-Letter History Chain #2 | 58,227 | 0 | - |
| 4-Letter History Chain #3 | 60,274 | 0 | - |
| 5-Letter History Chain #1 | 102,158 | 0 | - |
| 5-Letter History Chain #2 | 68,945 | 0 | - |
| 5-Letter History Chain #3 | 66,376 | 0 | - |
| 6-Letter History Chain #1 | 69,985 | 0 | - |
| 6-Letter History Chain #2 | 57,484 | 0 | - |
| 6-Letter History Chain #3 | 17,902 | 0 | - |
| Who Controlled These Colonies? | 131,739 | 0 | - |
| 13th Century A-Z | 9,870 | 0 | - |
| 14th Century A-Z | 24,342 | 0 | - |
| 15th Century A-Z | 23,902 | 0 | - |
| 16th Century A-Z | 24,870 | 0 | - |
| 17th Century A-Z | 34,605 | 0 | - |
| The 1st and 2nd Century | 30,578 | 0 | - |
| The 1st and 2nd Century BC | 24,049 | 0 | - |
| The 2nd Millennium BC | 20,821 | 0 | - |
| The 3rd and 4th Century | 27,226 | 0 | - |
| The 3rd and 4th Century BC | 20,935 | 0 | - |
| The 3rd Millennium BC | 19,845 | 0 | - |
| The 5th and 6th Century | 28,538 | 0 | - |
| The 5th and 6th Century BC | 19,036 | 0 | - |
| The 7th, 8th, 9th and 10th Century BC | 17,796 | 0 | - |
| The 7th and 8th Century | 30,457 | 0 | - |
| The 9th and 10th Century | 37,652 | 0 | - |
| The 11th and 12th Century | 56,103 | 0 | - |
| The 13th Century | 43,262 | 0 | - |
| The 14th Century | 49,296 | 0 | - |
| The 15th Century | 51,205 | 0 | - |
| The 16th Century | 58,858 | 0 | - |
| The 17th Century | 53,821 | 0 | - |
| The 18th Century | 53,272 | 0 | - |
| The 19th Century | 68,089 | 0 | - |
| The 20th Century | 97,538 | 0 | - |
| The Stone Age | 22,935 | 0 | - |
| The 21st Century | 105,849 | 0 | - |
| Name that Historical Figure #7 - U.S. Edition | 50,730 | 0 | - |
| Name that Historical Figure #3 | 239,107 | 0 | - |
| Name that Historical Figure #4 | 158,972 | 0 | - |
| Name that Historical Figure #5 | 107,495 | 0 | - |
| Name that Historical Figure #6 | 93,180 | 0 | - |
| Women in History by Picture | 25,895 | 0 | - |
| Years in History by Picture | 35,454 | 0 | - |
| British History - How Did They Die? | 35,734 | 0 | - |
| "Second Best" History Edition | 62,814 | 0 | - |
| This Day in History - July | 36,438 | 0 | - |
| This Day in History - April | 44,455 | 0 | - |
| This Day in History - August | 43,342 | 0 | - |
| This Day in History - December | 40,525 | 0 | - |
| This Day in History - February | 39,768 | 0 | - |
| This Day in History - January | 46,689 | 0 | - |
| This Day in History - June | 33,490 | 0 | - |
| This Day in History - March | 43,644 | 0 | - |
| This Day in History - May | 48,351 | 0 | - |
| This Day in History - November | 33,593 | 0 | - |
| This Day in History - October | 37,609 | 0 | - |
| This Day in History - September | 57,409 | 0 | - |
| History by Letter - D | 137,732 | 0 | - |
| History by Letter - B | 172,168 | 0 | - |
| History by Letter - A | 152,917 | 0 | - |
| History by Letter - C | 171,445 | 0 | - |
| History by Letter - E | 140,578 | 0 | - |
| History by Letter - F | 114,238 | 0 | - |
| History by Letter - H | 136,549 | 0 | - |
| History by Letter - I | 104,202 | 0 | - |
| History by Letter - J | 153,995 | 0 | - |
| History by Letter - K | 101,346 | 0 | - |
| History by Letter - L | 112,065 | 0 | - |
| History by Letter - N | 104,065 | 0 | - |
| History by Letter - O | 99,501 | 0 | - |
| History by Letter - P | 107,847 | 0 | - |
| History by Letter - Q | 80,334 | 0 | - |
| Historical Figures Known by a Single Name #1 | 85,015 | 0 | - |
