| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,511 |
| Random Symbol to Element | 0 | - | 4.88 | 93,583 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,789 |
| Cold War Decoder | 0 | - | 4.83 | 52,528 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,700 |
| European History for Dummies | 0 | - | 4.83 | 90,229 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 115,142 |
| Random Countries Mouse Hunt! | 0 | - | 4.81 | 186,022 |
| Random Countries Mouse Hunt 2: Mousenado! | 0 | - | 4.98 | 130,934 |
| Random Geographic Groups of Seven | 0 | - | 4.92 | 46,578 |
| Find The Mystery Country Using Color Clues - Randomized! | 0 | - | 4.98 | 2,176,080 |
| History Analogies #1 | 0 | - | 4.53 | 90,132 |
| History Analogies #2 | 0 | - | 4.49 | 77,369 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,371 |
| History Analogies #3 | 0 | - | 4.61 | 80,827 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,068 |
| People - Real or Fictional? | 0 | - | 4.56 | 59,030 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,706 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,975 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,998 |
| Random Point on Land to Country | 0 | - | 4.99 | 236,534 |
| Random Countries on a Topological Map | 0 | - | 4.91 | 52,688 |
| History General Knowledge #13 | 0 | - | 4.69 | 49,868 |
| Groups of Things - History #2 | 0 | - | 4.40 | 79,536 |
| History Analogies #4 | 0 | - | 4.26 | 73,143 |
| History Groups of Two | 0 | - | 4.31 | 40,825 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,432 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 85,258 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,618 |
| 6-Letter History Chain #2 | 0 | - | 4.51 | 57,701 |
| Empires by Maps | 0 | - | 4.98 | 121,424 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 102,701 |
| Valid Answer - World History #2 | 0 | - | 4.38 | 47,370 |
| World History Quiz for Dummies | 0 | - | 4.50 | 98,113 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,997 |
| Historical Middle Names | 0 | - | 4.16 | 36,013 |
| People Who Were "The" Something | 0 | - | 4.25 | 156,183 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,643 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,855 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 230,149 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,526 |
| History General Knowledge #1 | 0 | - | 4.55 | 128,940 |
| History General Knowledge #3 | 0 | - | 4.50 | 96,863 |
| History General Knowledge #6 | 0 | - | 4.49 | 89,225 |
| History General Knowledge #10 | 0 | - | 4.43 | 78,184 |
| History General Knowledge #11 | 0 | - | 4.45 | 73,018 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,139 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,172 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 96,787 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,342 |
| Influential Women in History | 0 | - | 4.42 | 36,207 |
| Cradles of Civilization | 0 | - | 4.46 | 40,164 |
| Materials From History #1 | 0 | - | 4.56 | 51,943 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,058 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,387 |
| Famous Explorers | 0 | - | 4.58 | 36,289 |
| Famous Empires by Description | 0 | - | 4.73 | 118,840 |
| Answers by Time Period | 0 | - | 4.64 | 55,789 |
| Metals of Antiquity | 0 | - | 4.95 | 93,763 |
| 5-Letter History Chain #2 | 0 | - | 4.25 | 69,151 |
| 6-Letter History Chain #1 | 0 | - | 4.28 | 70,191 |
| 4-Letter History Chain #2 | 0 | - | 4.35 | 58,424 |
| 4-Letter History Chain #3 | 0 | - | 4.38 | 60,502 |
| First Names of Explorers Quiz | 0 | - | 4.45 | 18,536 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,993 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,727 |
| History - Did They Have It? | 0 | - | 4.84 | 62,104 |
| Mythical Lands | 0 | - | 4.26 | 85,454 |
| Historical Middle Names - U.S. | 0 | - | 3.83 | 61,224 |
| Famous Mottos | 0 | - | 3.46 | 48,635 |
| Saint in the Answers | 0 | - | 4.10 | 44,437 |
| First Name + Initial Quiz | 0 | - | 4.03 | 52,934 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.32 | 85,479 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,785 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,804 |
| Famous Speeches from History | 0 | - | 4.19 | 33,693 |
| History General Knowledge #5 | 0 | - | 4.39 | 106,955 |
| History General Knowledge #7 | 0 | - | 4.35 | 88,990 |
| History General Knowledge #8 | 0 | - | 4.32 | 84,244 |
| History General Knowledge #9 | 0 | - | 4.40 | 80,178 |
| History General Knowledge #12 | 0 | - | 4.32 | 67,446 |
| History General Knowledge #2 | 0 | - | 4.32 | 113,425 |
| History General Knowledge #4 | 0 | - | 4.33 | 111,371 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,514 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,647 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 276,916 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,784 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,049 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,484 |
| Find The Mystery City Using Color Clues - Randomized | 0 | - | 4.43 | 112,227 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,139 |
| Popular Royal Names | 0 | - | 4.27 | 125,233 |
| Materials From History #2 | 0 | - | 4.59 | 31,579 |
| People Who Have Been Considered Gods | 0 | - | 4.49 | 24,479 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,124 |
| Assassinations in History | 0 | - | 4.21 | 66,359 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,707 |
| Famous Seconds | 0 | - | 4.22 | 46,819 |
| Ages and Eras | 0 | - | 4.39 | 67,861 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,544 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,886 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,269 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,105 |
| Female Historical Figures | 0 | - | 4.28 | 33,324 |
| Historical Blunders | 0 | - | 4.34 | 92,627 |
| Territorial Accessions | 0 | - | 4.34 | 34,874 |
| People Known as "The Great" | 0 | - | 4.46 | 24,756 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,643,343 |
| Random Geographic Groups of Six | 0 | - | 4.37 | 50,154 |
| Years in History by Picture | 0 | - | 4.44 | 35,688 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,761 |
| First Names of Painters | 0 | - | 4.43 | 59,983 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,472 |
| Events in History #2 | 0 | - | 4.49 | 71,894 |
| Events in History #3 | 0 | - | 4.41 | 71,845 |
| Events in History #4 | 0 | - | 4.44 | 44,424 |
| Historical Misquotes | 0 | - | 4.39 | 26,683 |
| This Day in History - July | 0 | - | 4.49 | 36,487 |
| This Day in History - August | 0 | - | 4.42 | 43,399 |
| This Day in History - September | 0 | - | 4.55 | 57,531 |
| This Day in History - October | 0 | - | 4.49 | 37,672 |
| This Day in History - January | 0 | - | 4.48 | 46,763 |
| This Day in History - March | 0 | - | 4.45 | 43,725 |
| Ancient Civilizations | 0 | - | 4.64 | 38,070 |
| The Places They Went #1 | 0 | - | 4.74 | 33,558 |
| Famous Inventors | 0 | - | 4.44 | 43,576 |
| 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 | 55,588 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,015,650 |
| Italian Name Translation | 0 | - | 4.83 | 47,656 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,309 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,109,397 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 167,257 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,654 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,207 |
| 7 Deadly Sins | 0 | - | 4.88 | 402,564 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 109,112 |
| Disney Animated Characters | 0 | - | 4.88 | 602,392 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,648 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,729 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,476 |
| Countries with Four Letters | 0 | - | 4.99 | 424,808 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,540 |
| Random Country Dots on an Empty World Map | 0 | - | 4.74 | 105,462 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,209 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,761 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 68,180 |
| Name a Valid World City | 0 | - | 4.84 | 71,728 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,379 |
| Former Flags | 0 | - | 4.97 | 108,271 |
| Christopher Columbus Quiz | 0 | - | 4.23 | 8,331 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,327 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,685 |
| All World Leaders 2026 | 0 | - | 4.95 | 20,830 |
| Born Here on This Date #1 | 0 | - | 3.92 | 35,424 |
| Titled People Quiz #2 | 0 | - | 4.38 | 26,818 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,348 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,276 |
| Famous Short People | 0 | - | 4.37 | 17,999 |
| Name the Alliance | 0 | - | 4.29 | 29,868 |
| Coups d'Etat - Name the Country | 0 | - | 4.40 | 27,727 |
| Famous Documents | 0 | - | 4.05 | 21,852 |
| Legendary Deeds | 0 | - | 4.16 | 28,940 |
| Disasters in History | 0 | - | 4.40 | 25,736 |
| Executions in History | 0 | - | 4.30 | 17,011 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,161 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,634 |
| Fruits: No Vowels | 0 | - | 4.81 | 100,224 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,105 |
| Random Fast Typing | 0 | - | 4.63 | 538,111 |
| Islands by Country #1 | 0 | - | 4.90 | 175,857 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,019 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,360 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,224 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,577 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,970 |
| Country Chain | 0 | - | 4.96 | 217,976 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 218,156 |
| Random Cities on a World Map | 0 | - | 4.25 | 44,913 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,287 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,055 |
| Name a Valid Country #1 | 0 | - | 4.99 | 293,623 |
| Name a Valid Country #2 | 0 | - | 4.98 | 253,098 |
| Name a Valid Country #4 | 0 | - | 4.97 | 258,151 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,084 |
| Name a Valid Country #6 | 0 | - | 4.95 | 141,098 |
| Name a Valid Country #7 | 0 | - | 4.91 | 130,986 |
| Name a Valid Country #8 | 0 | - | 4.86 | 100,217 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 76,434 |
| Name a Valid Country #10 | 0 | - | 4.93 | 43,819 |
| Visual Memory Test - Countries on a World Map | 0 | - | 4.99 | 67,515 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,465 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,965 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,404 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,835 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,282 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,186 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,680 |
| Which Came First? | 0 | - | 4.37 | 74,965 |
| Animals in World History | 0 | - | 4.74 | 44,627 |
