| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,850 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 145,799 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,480 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 111,557 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,726,317 |
| Figures from Greek Mythology | 0 | - | 4.91 | 188,867 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,786 |
| Prime Ministers of the UK | 0 | - | 4.95 | 442,358 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,570 |
| Shakespeare's Plays Quiz | 0 | - | 4.37 | 390,140 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 38,219 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.42 | 51,976 |
| Name a Valid U.S. President #1 | 0 | - | 4.90 | 193,819 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,242 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,457 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,451 |
| Most Forested European Countries | 0 | - | 4.80 | 75,687 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,722 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,389 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,460 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,785 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,858 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,593 |
| Roman to Greek God | 0 | - | 4.52 | 123,351 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,917 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,477 |
| UK Immigration by Country | 0 | - | 4.94 | 141,728 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,020 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,038 |
| Name the English Monarchs | 0 | - | 4.91 | 506,424 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,928 |
| Countries of the Popes | 0 | - | 4.79 | 128,739 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,544 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,795 |
| Did You Even Watch - The Crown? | 0 | - | 4.34 | 11,292 |
| Every European Country Shape | 0 | - | 4.96 | 203,009 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,159 |
| Least Forested European Countries | 0 | - | 4.25 | 54,187 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,228 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,316 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,263 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,471 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,771 |
| The Trojan War | 0 | - | 4.83 | 39,992 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 651,962 |
| Name that Greek Letter | 0 | - | 4.93 | 324,990 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,640 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,965 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 88,051 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,594 |
| Roman Emperors | 0 | - | 4.95 | 121,212 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,676 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,387 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,886 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,864 |
| Monty Python Quotes | 0 | - | 4.89 | 42,610 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,357 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.81 | 55,196 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 428,531 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 109,567 |
| U.S. Presidents by Event | 0 | - | 4.58 | 35,353 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.62 | 94,634 |
| Presidential Middle Names | 0 | - | 4.41 | 60,728 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 383,638 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,696 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 306,215 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,898 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 35,208 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,636 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 70,590 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,754 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,331 |
| Random European Countries on a Map | 0 | - | 4.97 | 285,157 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 320,546 |
| Random European Flag to Country | 0 | - | 4.90 | 184,243 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,744 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,572 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,810 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,885 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,021 |
| Countries of the German Empire | 0 | - | 4.51 | 38,224 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 75,382 |
| Olympian Gods Quiz | 0 | - | 4.96 | 503,787 |
| Ancient Greek Words | 0 | - | 4.93 | 112,473 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,567 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,344 |
| Ancient Rome - True or False? | 0 | - | 4.85 | 43,306 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,504 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,002 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,987 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,020 |
| Shakespeare Quotes | 0 | - | 4.43 | 71,580 |
| Groups of Things - Harry Potter | 0 | - | 4.77 | 282,753 |
| Harry Potter A-Z | 0 | - | 4.43 | 228,261 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,716 |
| Animals in British History | 0 | - | 4.43 | 26,101 |
| 2026–2027 English Premier League Teams | 0 | - | 4.84 | 871,483 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,916 |
| U.S. Vice Presidents | 0 | - | 4.39 | 137,010 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,364 |
| U.S. Presidential Running Mates | 0 | - | 4.41 | 28,775 |
| First Ladies of the United States | 0 | - | 4.28 | 85,980 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.42 | 24,069 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,319 |
| U.S. Presidents in Order by First Letter | 0 | - | 4.32 | 77,498 |
| U.S. President Scramble | 0 | - | 4.40 | 117,476 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,364 |
| Add a Letter - Make a U.S. President | 0 | - | 4.58 | 24,101 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,875 |
| Win the 1828 U.S. Presidential Election | 0 | - | 4.31 | 59,017 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 48,088 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,650 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,945 |
| Europe Map Quiz | 0 | - | 5.00 | 4,788,535 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,542 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,936 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,709 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 218,055 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,427 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,495 |
| History of Russia Quiz | 0 | - | 4.47 | 32,006 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,569 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,160 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,935 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,368 |
| History of France | 0 | - | 4.61 | 57,624 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,969 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 57,003 |
| History of Italy | 0 | - | 4.55 | 32,148 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,821 |
| Byzantine History | 0 | - | 4.91 | 29,024 |
| Byzantine Emperors | 0 | - | 4.93 | 14,600 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,824 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,426 |
| Real Madrid 2010s Starting XI | 0 | - | 4.90 | 68,868 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,099 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,516 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,594 |
| Name the James Bond Movies | 0 | - | 4.56 | 159,467 |
| James Bond Trivia | 0 | - | 4.46 | 39,399 |
| Word Scramble - Harry Potter Characters | 0 | - | 4.20 | 61,132 |
| Harry Potter Characters by Screen Time | 0 | - | 4.28 | 148,859 |
| 100 Most Common Words in Beatles Songs | 0 | - | 4.52 | 25,980 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,464 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,259 |
| Geography of the British Empire | 0 | - | 4.48 | 39,848 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.32 | 62,587 |
| Pope Facts | 0 | - | 4.39 | 31,392 |
| Vietnam War Countries | 0 | - | 4.82 | 94,648 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,766 |
| History of South Africa | 0 | - | 4.60 | 17,765 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,456 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,469 |
| Australian Capitals | 0 | - | 4.92 | 62,834 |
| Australia Map Quiz | 0 | - | 4.95 | 346,180 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,199 |
| Flags of North and South America | 0 | - | 4.99 | 377,082 |
| History of Mexico | 0 | - | 4.52 | 15,365 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,789 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,638 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,483 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,774 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,814 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,688 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 635,899 |
| The George Washington Presidency | 0 | - | 4.03 | 14,610 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,780 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,756 |
| The John Adams Presidency | 0 | - | 4.12 | 8,789 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,993 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,776 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,381 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,762 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,929 |
| U.S. Presidents by Picture - Multiple Choice | 0 | - | 4.50 | 29,041 |
| Events in U.S. History | 0 | - | 4.41 | 28,829 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,197 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,417 |
| The American Civil War | 0 | - | 4.62 | 52,625 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,558 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,928 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,288 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,655 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,968 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,924 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,340 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,825 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,283 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,734 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,255 |
| Official European Union Languages | 0 | - | 4.97 | 239,810 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,659 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,730 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,323 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,147 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,915 |
| The Only European Country ... | 0 | - | 4.91 | 219,046 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,536 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,783 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 84,074 |
