| U.S. Presidents Quiz | 0 | - | 5.00 | 3,673,992 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,267 |
| U.S. Presidents by Event | 0 | - | 4.58 | 33,932 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,326 |
| Presidential Middle Names | 0 | - | 4.41 | 59,930 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 52,983 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,208 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,283 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,858 |
| U.S. Vice Presidents | 0 | - | 4.39 | 135,631 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,198 |
| First Ladies of the United States | 0 | - | 4.28 | 85,375 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,160 |
| U.S. Presidents in Order - Whammies | 0 | - | 4.32 | 76,669 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,084 |
| Add a Letter - Make a U.S. President | 0 | - | 4.57 | 23,885 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,734 |
| U.S. State Flags | 0 | - | 4.89 | 168,854 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 622,384 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 380,383 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,493 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,690 |
| U.S. Presidential Running Mates | 0 | - | 4.40 | 28,548 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,690 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,569 |
| The John Adams Presidency | 0 | - | 4.12 | 8,706 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,712 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,810 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,053 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,311 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,088 |
| The George Washington Presidency | 0 | - | 4.03 | 14,505 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,903 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,638 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,790 |
| Top 10 U.S. Swing States in the 2024 Election | 0 | - | 4.51 | 75,047 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 425,004 |
| Hawaiian Islands | 0 | - | 4.83 | 42,564 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,208 |
| The American Civil War | 0 | - | 4.62 | 52,284 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,941 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,785 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,924 |
| Satellite Images - U.S. States | 0 | - | 4.53 | 45,031 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,346 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,764 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,208 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,455 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 23,874 |
| U.S. Presidents True or False | 0 | - | 3.96 | 15,557 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,265 |
| The American Revolution | 0 | - | 4.52 | 54,149 |
| Vietnam War Countries | 0 | - | 4.83 | 93,891 |
| Country by Photo of its Leader | 0 | - | 4.74 | 123,621 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,454 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 304,169 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 69,680 |
| The Vietnam War | 0 | - | 4.43 | 35,410 |
| South America Flags Map Quiz | 0 | - | 4.95 | 87,186 |
| Harvard University | 0 | - | 4.15 | 8,280 |
| Top 10 Most Jewish U.S. States | 0 | - | 4.31 | 42,854 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,664 |
| States in a Tank of the U.S. Map | 0 | - | 4.47 | 31,133 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,528 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,248 |
| Colleges by U.S. State - Multiple Choice | 0 | - | 4.57 | 22,980 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,871 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,931 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,448 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,207 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,825 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,543 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,164 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 34,967 |
| U.S. Presidential Quotes | 0 | - | 4.37 | 44,409 |
| U.S. President Scramble | 0 | - | 4.40 | 116,465 |
| California... or Florida? | 0 | - | 4.60 | 51,172 |
| Georgia Counties | 0 | - | 4.50 | 49,282 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,461 |
| New York Counties | 0 | - | 4.65 | 50,202 |
| Texas Counties | 0 | - | 4.55 | 76,440 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,692 |
| North Carolina Counties | 0 | - | 4.53 | 52,940 |
| Ohio Counties | 0 | - | 4.47 | 45,613 |
| Pennsylvania Counties | 0 | - | 4.48 | 52,402 |
| Virginia Counties | 0 | - | 4.45 | 33,113 |
| West Virginia Counties | 0 | - | 4.62 | 33,657 |
| US States Quiz | 0 | - | 5.00 | 16,779,364 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,461 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 41,861 |
| Cartoon Versions of U.S. States | 0 | - | 4.77 | 63,707 |
| Random Point on Land to US State | 0 | - | 4.57 | 68,897 |
| U.S. States by Nickname | 0 | - | 4.57 | 69,411 |
| Merged U.S. States | 0 | - | 4.37 | 43,987 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,344 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,667 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,885 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,537 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,863 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,957 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,490 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,379 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,046 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,310 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,174 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,577 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,056 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,755 |
| American Junk Food Brands #1 | 0 | - | 3.84 | 60,864 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,269 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,813 |
| American Monopoly Board - Map Quiz | 0 | - | 4.52 | 21,170 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,681 |
| Mayors of New York City | 0 | - | 3.96 | 12,177 |
| US Presidents Breakdown Puzzle #1 | 0 | - | 3.69 | 19,982 |
| The John F. Kennedy Presidency | 0 | - | 4.47 | 43,583 |
| The Kennedy Family | 0 | - | 3.90 | 14,045 |
| California Counties Map Quiz | 0 | - | 4.36 | 34,398 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 65,904 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,129 |
| Books by U.S. State | 0 | - | 4.20 | 13,970 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 143,846 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,430 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,862 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,703 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,969 |
| Every African Country Shape | 0 | - | 4.90 | 86,611 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,231 |
| Puerto Rico Trivia | 0 | - | 4.51 | 11,965 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,943 |
| Pixelated United States Map | 0 | - | 4.89 | 93,813 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,012 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,248 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,821 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,137 |
| Arms Exports - United States | 0 | - | 4.75 | 61,933 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,977 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,432 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,716 |
| Star-Spangled Banner Lyrics | 0 | - | 4.36 | 179,003 |
| California Counties | 0 | - | 4.39 | 118,584 |
| Colorado Counties | 0 | - | 4.44 | 26,487 |
| Florida Counties | 0 | - | 4.39 | 48,297 |
| State Quiz - Hawaii | 0 | - | 4.35 | 65,108 |
| Illinois Counties | 0 | - | 4.56 | 30,190 |
| Indiana Counties | 0 | - | 4.46 | 28,760 |
| Michigan Counties | 0 | - | 4.63 | 30,190 |
| U.S. States that Border Missouri | 0 | - | 4.55 | 12,772 |
| Las Vegas Casinos | 0 | - | 4.12 | 38,016 |
| New Jersey Counties | 0 | - | 4.56 | 30,125 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,154 |
| Washington Counties | 0 | - | 4.77 | 26,690 |
| Wisconsin Counties | 0 | - | 4.51 | 26,743 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,043 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,055 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,048 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,732 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,730 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,390 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,355 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,776 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.54 | 18,213 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.54 | 28,864 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,925 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,922 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,366 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,592 |
| U.S. States By Population | 0 | - | 4.92 | 152,789 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,892 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,166 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,085 |
| US States with an Empty Map | 0 | - | 5.00 | 621,380 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,202 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,955 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,978 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,257 |
| TV Shows by U.S. State | 0 | - | 4.33 | 47,362 |
| U.S. States by Alternate Nicknames | 0 | - | 4.24 | 42,865 |
| U.S. National Parks by State - Multiple Choice | 0 | - | 4.46 | 19,224 |
| Corporations by U.S. State - Multiple Choice | 0 | - | 4.11 | 10,197 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,542 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,376 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,865 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,331 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,982 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,412 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,201 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,202 |
| U.S. Map with Random Merged States | 0 | - | 4.94 | 300,900 |
| Every European Country Shape | 0 | - | 4.96 | 200,829 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,330 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,513 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,869 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,184 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,684 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,346 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,848 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,135 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,871 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,641 |
