| U.S. Presidents by Picture | 0 | - | 4.87 | 426,912 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,424 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 382,189 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,706,115 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 70,177 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 305,274 |
| U.S. President Scramble | 0 | - | 4.40 | 116,886 |
| The John F. Kennedy Presidency | 0 | - | 4.47 | 43,785 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 47,937 |
| The George W. Bush Presidency | 0 | - | 4.06 | 32,209 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 23,973 |
| U.S. Presidents by Picture - Multiple Choice | 0 | - | 4.50 | 28,884 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.48 | 23,209 |
| U.S. Presidential Quotes | 0 | - | 4.37 | 44,529 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,885 |
| U.S. Presidents by Event | 0 | - | 4.58 | 34,667 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.62 | 93,948 |
| Presidential Middle Names | 0 | - | 4.41 | 60,375 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,435 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,651 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 35,033 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,467 |
| The Barack Obama Presidency | 0 | - | 4.13 | 25,421 |
| Random U.S. States on a Map | 0 | - | 4.96 | 627,549 |
| U.S. Senators by State | 0 | - | 4.44 | 39,989 |
| Presidential Actors | 0 | - | 4.36 | 19,193 |
| U.S. Vice Presidents | 0 | - | 4.39 | 136,427 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,276 |
| First Ladies of the United States | 0 | - | 4.28 | 85,717 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,241 |
| U.S. Presidents in Order by First Letter | 0 | - | 4.32 | 77,217 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,229 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,332 |
| Add a Letter - Make a U.S. President | 0 | - | 4.57 | 23,990 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,849 |
| The Jimmy Carter Presidency | 0 | - | 4.41 | 19,154 |
| George Bush... or George Bush | 0 | - | 3.98 | 8,209 |
| U.S. Presidential Running Mates | 0 | - | 4.40 | 28,667 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,745 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,662 |
| The John Adams Presidency | 0 | - | 4.12 | 8,757 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,747 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,866 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,376 |
| US Presidents Breakdown Puzzle #1 | 0 | - | 3.69 | 20,108 |
| The George Washington Presidency | 0 | - | 4.03 | 14,558 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,944 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,700 |
| The Kennedy Family | 0 | - | 3.90 | 14,082 |
| The American Revolution | 0 | - | 4.52 | 54,284 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,009 |
| Vietnam War Countries | 0 | - | 4.82 | 94,333 |
| George Washington... or George W. Bush? | 0 | - | 4.16 | 12,272 |
| United States Map Quiz | 0 | - | 4.98 | 4,162,529 |
| The Bill Clinton Presidency | 0 | - | 4.24 | 31,477 |
| The George H. W. Bush Presidency | 0 | - | 4.36 | 21,510 |
| The Ronald Reagan Presidency | 0 | - | 4.26 | 24,842 |
| The Richard Nixon Presidency | 0 | - | 4.05 | 22,034 |
| People in Pictures with Ronald Reagan | 0 | - | 4.35 | 40,732 |
| U.S. Presidential Last Names as Baby Names | 0 | - | 4.19 | 33,626 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 234,641 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,675 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,716 |
| Random U.S. Presidents by Picture | 0 | - | 4.40 | 66,329 |
| Colonies of the Americas in 1775 with a Map | 0 | - | 4.88 | 19,683 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,762 |
| Vatican City Country Quiz | 0 | - | 4.53 | 44,445 |
| The Iraq War | 0 | - | 4.47 | 15,670 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 127,913 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,574 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,685 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,795 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,578 |
| U.S. Presidents True or False | 0 | - | 3.96 | 15,617 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,314 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,016 |
| US States Quiz | 0 | - | 5.00 | 16,908,216 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,441 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,546 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,665 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,091 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,009 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,258 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,084 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,832 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,923 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,202 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,042 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,384 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,072 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,818 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,770 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,660 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,876 |
| Pixelated United States Map | 0 | - | 4.88 | 94,416 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,885 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,948 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,100 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,926 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,827 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 629,447 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,349 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,423 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,160 |
| U.S. Civil War Decoder | 0 | - | 4.14 | 25,289 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,087 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,648 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,617 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,249 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,560 |
| U.S. States By Population | 0 | - | 4.92 | 153,690 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,647 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,559 |
| US States with an Empty Map | 0 | - | 5.00 | 625,697 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,669 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,509 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,453 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,305 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,753 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,240 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,923 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,376 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,647 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,408 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,693 |
| U.S. Map with Random Merged States | 0 | - | 4.94 | 302,858 |
| All Modern-Day Countries Ever Controlled by Greeks | 0 | - | 4.98 | 54,287 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,254 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,214 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 42,023 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,449 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,916 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 379,038 |
| The Persian Gulf War | 0 | - | 4.02 | 8,460 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,772 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,920 |
| Random African Flag to Country | 0 | - | 4.88 | 75,157 |
| Most Guessed North American Teams by Sport | 0 | - | 4.28 | 64,576 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,217 |
| Rivers of the United States | 0 | - | 4.93 | 66,299 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,631 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,754 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,590 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,434 |
| American Founding Fathers | 0 | - | 4.42 | 23,234 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,521 |
| California A-Z | 0 | - | 4.49 | 28,802 |
| Top 10 Los Angeles Lakers of All-Time | 0 | - | 4.24 | 46,984 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,231 |
| People on Money - United States | 0 | - | 4.31 | 63,365 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,498 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 45,108 |
| Events in U.S. History | 0 | - | 4.41 | 28,701 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,129 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,746 |
| The Most Recent... United States | 0 | - | 4.45 | 18,483 |
| The American Civil War | 0 | - | 4.62 | 52,479 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,565 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,794 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,352 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,620 |
| Draw All US State Borders | 0 | - | 4.99 | 138,328 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,239 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,878 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,281 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,897 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,585 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,976 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,299 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,432 |
| Random European Flag to Country | 0 | - | 4.89 | 182,863 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,592 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,025 |
| All Modern-Day Countries Ever Controlled by French People | 0 | - | 4.99 | 58,199 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,696 |
| Monty Python Quotes | 0 | - | 4.89 | 42,497 |
| Shakespearean Phrases | 0 | - | 4.57 | 36,767 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,630 |
| Most-Visited Countries by Popes | 0 | - | 4.56 | 83,826 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,062 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,935 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,500 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,455 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,526 |
| Random African Countries on a Map | 0 | - | 4.99 | 296,722 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 220,618 |
| Names of Generations | 0 | - | 4.09 | 45,132 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,312 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,173 |
| Top 10 U.S. Swing States in the 2024 Election | 0 | - | 4.51 | 75,272 |
| History of Florida | 0 | - | 4.45 | 9,839 |
| The Life of Martin Luther King Jr. | 0 | - | 4.73 | 11,110 |
| Hawaiian Islands | 0 | - | 4.83 | 42,762 |
| Top 10 Boston Celtics Players | 0 | - | 4.05 | 23,847 |
| Boston Celtics Trivia | 0 | - | 4.12 | 15,072 |
| History of Texas | 0 | - | 4.43 | 14,647 |
| History of Pennsylvania | 0 | - | 4.16 | 7,142 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,365 |
| History of Virginia | 0 | - | 4.31 | 11,608 |
| American History Quotes #1 | 0 | - | 4.37 | 96,082 |
