| Random Symbol to Element | 0 | - | 4.88 | 92,770 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 69,043 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,696 |
| Cold War Decoder | 0 | - | 4.83 | 52,229 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,961 |
| European History for Dummies | 0 | - | 4.83 | 89,712 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,284 |
| Random Countries Mouse Hunt! | 0 | - | 4.81 | 183,707 |
| Random Countries Mouse Hunt 2: Mousenado! | 0 | - | 4.98 | 129,512 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 45,788 |
| Find The Mystery Country Using Color Clues - Randomized! | 0 | - | 4.98 | 2,158,993 |
| History Analogies #1 | 0 | - | 4.53 | 89,900 |
| History Analogies #2 | 0 | - | 4.49 | 77,147 |
| Groups of Things - History #1 | 0 | - | 4.41 | 93,966 |
| History Analogies #3 | 0 | - | 4.61 | 80,587 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,792 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,723 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,519 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,704 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,518 |
| Random Point on Land to Country | 0 | - | 4.99 | 233,587 |
| Random Countries on a Topological Map | 0 | - | 4.91 | 51,786 |
| History General Knowledge #13 | 0 | - | 4.69 | 49,062 |
| Groups of Things - History #2 | 0 | - | 4.39 | 79,257 |
| History Analogies #4 | 0 | - | 4.26 | 72,821 |
| History Groups of Two | 0 | - | 4.34 | 40,648 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,453 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 84,937 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,342 |
| 6-Letter History Chain #2 | 0 | - | 4.53 | 57,441 |
| Empires by Maps | 0 | - | 4.98 | 119,842 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 102,106 |
| Valid Answer - World History #2 | 0 | - | 4.38 | 46,979 |
| World History Quiz for Dummies | 0 | - | 4.50 | 97,610 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,561 |
| Historical Middle Names | 0 | - | 4.16 | 35,681 |
| People Who Were "The" Something | 0 | - | 4.25 | 155,592 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,401 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,459 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 229,127 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,310 |
| History General Knowledge #1 | 0 | - | 4.55 | 127,990 |
| History General Knowledge #3 | 0 | - | 4.50 | 96,213 |
| History General Knowledge #6 | 0 | - | 4.49 | 88,795 |
| History General Knowledge #10 | 0 | - | 4.43 | 77,733 |
| History General Knowledge #11 | 0 | - | 4.45 | 72,509 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,446 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,657 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,055 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,020 |
| Influential Women in History | 0 | - | 4.42 | 35,466 |
| Cradles of Civilization | 0 | - | 4.46 | 39,524 |
| Materials From History #1 | 0 | - | 4.56 | 51,448 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,501 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,689 |
| Famous Explorers | 0 | - | 4.58 | 36,110 |
| Famous Empires by Description | 0 | - | 4.73 | 118,292 |
| Answers by Time Period | 0 | - | 4.64 | 55,496 |
| Metals of Antiquity | 0 | - | 4.94 | 93,263 |
| 5-Letter History Chain #2 | 0 | - | 4.25 | 68,915 |
| 6-Letter History Chain #1 | 0 | - | 4.28 | 69,952 |
| 4-Letter History Chain #2 | 0 | - | 4.35 | 58,194 |
| 4-Letter History Chain #3 | 0 | - | 4.38 | 60,225 |
| First Names of Explorers Quiz | 0 | - | 4.43 | 18,355 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,547 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,013 |
| History - Did They Have It? | 0 | - | 4.84 | 61,630 |
| Mythical Lands | 0 | - | 4.26 | 85,287 |
| Historical Middle Names - U.S. | 0 | - | 3.83 | 61,010 |
| Famous Mottos | 0 | - | 3.46 | 48,579 |
| Saint in the Answers | 0 | - | 4.10 | 44,253 |
| First Name + Initial Quiz | 0 | - | 4.03 | 52,820 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.31 | 84,949 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,665 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,773 |
| Famous Speeches from History | 0 | - | 4.16 | 33,611 |
| History General Knowledge #5 | 0 | - | 4.39 | 106,409 |
| History General Knowledge #7 | 0 | - | 4.35 | 88,424 |
| History General Knowledge #8 | 0 | - | 4.32 | 83,875 |
| History General Knowledge #9 | 0 | - | 4.40 | 79,785 |
| History General Knowledge #12 | 0 | - | 4.32 | 67,133 |
| History General Knowledge #2 | 0 | - | 4.32 | 112,821 |
| History General Knowledge #4 | 0 | - | 4.33 | 110,557 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,155 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,316 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 273,121 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,084 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,441 |
| Find The Mystery City Using Color Clues - Randomized | 0 | - | 4.43 | 111,491 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,848 |
| Popular Royal Names | 0 | - | 4.27 | 124,811 |
| Materials From History #2 | 0 | - | 4.59 | 31,443 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,945 |
| Assassinations in History | 0 | - | 4.21 | 66,142 |
| Famous Seconds | 0 | - | 4.22 | 46,537 |
| Ages and Eras | 0 | - | 4.39 | 67,636 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,464 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,753 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,138 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,943 |
| Female Historical Figures | 0 | - | 4.28 | 33,211 |
| Historical Blunders | 0 | - | 4.34 | 91,877 |
| Territorial Accessions | 0 | - | 4.36 | 34,751 |
| People Known as "The Great" | 0 | - | 4.46 | 24,626 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,611,700 |
| Random Geographic Groups of Six | 0 | - | 4.40 | 49,751 |
| Years in History by Picture | 0 | - | 4.44 | 35,410 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,489 |
| First Names of Painters | 0 | - | 4.43 | 59,787 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,380 |
| Events in History #2 | 0 | - | 4.49 | 71,626 |
| Events in History #4 | 0 | - | 4.44 | 44,246 |
| Historical Misquotes | 0 | - | 4.39 | 26,652 |
| This Day in History - July | 0 | - | 4.49 | 36,432 |
| This Day in History - August | 0 | - | 4.42 | 43,331 |
| This Day in History - September | 0 | - | 4.55 | 57,391 |
| This Day in History - October | 0 | - | 4.49 | 37,602 |
| This Day in History - January | 0 | - | 4.50 | 46,667 |
| This Day in History - March | 0 | - | 4.45 | 43,626 |
| Ancient Civilizations | 0 | - | 4.64 | 37,895 |
| The Places They Went #1 | 0 | - | 4.74 | 33,501 |
| Famous Inventors | 0 | - | 4.43 | 43,517 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,928 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,197 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,012,915 |
| Italian Name Translation | 0 | - | 4.81 | 46,273 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,493 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,097,046 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,899 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,614 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,087 |
| 7 Deadly Sins | 0 | - | 4.88 | 398,770 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,406 |
| Disney Animated Characters | 0 | - | 4.88 | 600,832 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,436 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,595 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,665 |
| Countries with Four Letters | 0 | - | 4.99 | 421,245 |
| 4-Letter Geography Chain #1 | 0 | - | 4.81 | 169,788 |
| Random Country Dots on an Empty World Map | 0 | - | 4.73 | 103,654 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,850 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,161 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.44 | 67,542 |
| Name a Valid World City | 0 | - | 4.83 | 70,861 |
| Short Term Memory Test - Countries | 0 | - | 4.83 | 45,771 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,138 |
| Former Flags | 0 | - | 4.97 | 107,398 |
| Christopher Columbus Quiz | 0 | - | 4.21 | 8,285 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,857 |
| Historic Orient Express Routes Map | 0 | - | 4.99 | 53,369 |
| Born Here on This Date #1 | 0 | - | 3.92 | 35,348 |
| Famous Founders in the U.S. | 0 | - | 3.98 | 34,110 |
| Titled People Quiz #2 | 0 | - | 4.38 | 26,726 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,302 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,231 |
| Famous Short People | 0 | - | 4.39 | 17,495 |
| Name the Alliance | 0 | - | 4.29 | 29,498 |
| Coups d'Etat - Name the Country | 0 | - | 4.40 | 27,655 |
| Famous Documents | 0 | - | 4.05 | 21,812 |
| Legendary Deeds | 0 | - | 4.16 | 28,905 |
| Disasters in History | 0 | - | 4.40 | 25,657 |
| Executions in History | 0 | - | 4.30 | 16,954 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,784 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,444 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,292 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,358 |
| Random Fast Typing | 0 | - | 4.63 | 533,591 |
| Islands by Country #1 | 0 | - | 4.88 | 175,021 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,304 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,657 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,583 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,337 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,567 |
| Country Chain | 0 | - | 4.96 | 216,714 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,712 |
| Random Cities on a World Map | 0 | - | 4.25 | 44,607 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,895 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,310 |
| Name a Valid Country #1 | 0 | - | 4.99 | 288,217 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,802 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,738 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,075 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,792 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,695 |
| Name a Valid Country #8 | 0 | - | 4.85 | 98,057 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 75,162 |
| Name a Valid Country #10 | 0 | - | 4.93 | 42,529 |
| Visual Memory Test - Countries on a World Map | 0 | - | 4.99 | 66,830 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,350 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,800 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,237 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,455 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,109 |
| Current Events by Year, 1930–1949 | 0 | - | 4.48 | 52,039 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,371 |
| Which Came First? | 0 | - | 4.37 | 74,685 |
| Animals in World History | 0 | - | 4.74 | 44,413 |
| History True or False #3 | 0 | - | 4.43 | 56,718 |
| A to Z: Legendary Creatures | 0 | - | 4.26 | 52,941 |
| WWII Decoder | 0 | - | 4.41 | 53,448 |
