| U.S. Presidents Quiz | 0 | - | 5.00 | 3,654,216 |
| Hawaiian Islands | 0 | - | 4.83 | 42,427 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,088 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,830 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,410 |
| U.S. State Flags | 0 | - | 4.89 | 167,083 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,147 |
| The American Civil War | 0 | - | 4.62 | 52,156 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,039 |
| U.S. Vice Presidents | 0 | - | 4.41 | 134,933 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 107,947 |
| U.S. Presidents by Event | 0 | - | 4.58 | 33,495 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 92,999 |
| Presidential Middle Names | 0 | - | 4.41 | 59,701 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 52,736 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 93,818 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,169 |
| Colorado Counties | 0 | - | 4.44 | 26,310 |
| Georgia Counties | 0 | - | 4.50 | 49,096 |
| North Carolina Counties | 0 | - | 4.53 | 52,706 |
| Ohio Counties | 0 | - | 4.47 | 45,414 |
| Pennsylvania Counties | 0 | - | 4.48 | 52,078 |
| Virginia Counties | 0 | - | 4.45 | 32,927 |
| West Virginia Counties | 0 | - | 4.61 | 33,533 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,252 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 41,757 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,608 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,573 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,745 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,784 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 618,465 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,314 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,443 |
| Six Flags Over Texas | 0 | - | 4.79 | 63,009 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,482 |
| The Vietnam War | 0 | - | 4.43 | 35,294 |
| Puerto Rico Trivia | 0 | - | 4.51 | 11,937 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,720 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,166 |
| First Ladies of the United States | 0 | - | 4.28 | 85,245 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,111 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,545 |
| U.S. Presidents in Order - Whammies | 0 | - | 4.32 | 76,278 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,000 |
| Add a Letter - Make a U.S. President | 0 | - | 4.61 | 23,833 |
| State Quiz - Hawaii | 0 | - | 4.35 | 64,927 |
| Illinois Counties | 0 | - | 4.56 | 30,055 |
| Indiana Counties | 0 | - | 4.46 | 28,613 |
| U.S. States that Border Missouri | 0 | - | 4.55 | 12,737 |
| Las Vegas Casinos | 0 | - | 4.12 | 37,970 |
| New Jersey Counties | 0 | - | 4.56 | 29,928 |
| Washington Counties | 0 | - | 4.78 | 26,544 |
| Wisconsin Counties | 0 | - | 4.51 | 26,542 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,447 |
| Which City in Canada? | 0 | - | 4.83 | 56,654 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,686 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,744 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,000 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,339 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,954 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,324 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,377 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,867 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 34,885 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,114 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 80,867 |
| Top 10 U.S. Swing States in the 2024 Election | 0 | - | 4.51 | 74,901 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 189,846 |
| California Groups of Things | 0 | - | 4.25 | 45,266 |
| History of Florida | 0 | - | 4.45 | 9,764 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,065 |
| New York Groups of Things | 0 | - | 4.38 | 59,941 |
| New York Counties | 0 | - | 4.64 | 49,896 |
| Texas Counties | 0 | - | 4.55 | 76,057 |
| History of Texas | 0 | - | 4.43 | 14,554 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,491 |
| North Dakota... or South Dakota? | 0 | - | 4.45 | 13,689 |
| American History Quotes #1 | 0 | - | 4.37 | 95,688 |
| American History Quotes #2 | 0 | - | 4.38 | 41,223 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,240 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,078 |
| US States Quiz | 0 | - | 5.00 | 16,700,374 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,361 |
| Satellite Images - U.S. States | 0 | - | 4.53 | 44,913 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,250 |
| Cartoon Versions of U.S. States | 0 | - | 4.77 | 63,527 |
| U.S. States by Nickname | 0 | - | 4.57 | 69,278 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,426 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,946 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,110 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,358 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,894 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,094 |
| Name a Valid African Country | 0 | - | 4.98 | 152,934 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,261 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,941 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,657 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,904 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,970 |
| American Monopoly Board - Map Quiz | 0 | - | 4.52 | 21,137 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,711 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,526 |
| U.S. Presidential Running Mates | 0 | - | 4.40 | 28,461 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,661 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,500 |
| The John Adams Presidency | 0 | - | 4.12 | 8,676 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,682 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,771 |
| California Counties Map Quiz | 0 | - | 4.36 | 34,335 |
| State Quiz - Colorado | 0 | - | 4.35 | 47,895 |
| Harvard University | 0 | - | 4.15 | 8,260 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,621 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,196 |
| Tennessee Counties Quiz | 0 | - | 4.23 | 25,672 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,256 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,529 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,199 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,163 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,774 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,245 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,853 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,275 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,508 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,719 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,562 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,048 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,677 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,805 |
| Pixelated United States Map | 0 | - | 4.89 | 93,475 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,459 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,851 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,417 |
| The George Washington Presidency | 0 | - | 4.03 | 14,475 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,870 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,609 |
| Star-Spangled Banner Lyrics | 0 | - | 4.36 | 178,540 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,792 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,494 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,473 |
| History of California | 0 | - | 4.40 | 18,695 |
| California Counties | 0 | - | 4.39 | 118,124 |
| State Quiz - California | 0 | - | 4.68 | 63,963 |
| State Quiz - Florida | 0 | - | 4.47 | 61,940 |
| Florida Counties | 0 | - | 4.39 | 48,104 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,326 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,179 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,242 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,155 |
| History of Illinois | 0 | - | 4.24 | 11,176 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,247 |
| History of Maryland | 0 | - | 4.06 | 6,648 |
| History of Massachusetts | 0 | - | 4.14 | 8,329 |
| Michigan Counties | 0 | - | 4.63 | 30,045 |
| History of Michigan | 0 | - | 4.26 | 6,902 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,556 |
| Fictional Characters from New York | 0 | - | 4.07 | 21,374 |
| State Quiz - New York | 0 | - | 4.52 | 45,738 |
| History of New York | 0 | - | 4.36 | 16,282 |
| History of New Jersey | 0 | - | 4.38 | 7,206 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,892 |
| State Quiz - Texas | 0 | - | 4.43 | 62,508 |
| History of Ohio | 0 | - | 4.14 | 7,307 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,629 |
| History of Tennessee | 0 | - | 4.29 | 7,632 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,902 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,035 |
| State Quiz - Washington | 0 | - | 4.45 | 36,164 |
| History of Washington State | 0 | - | 4.27 | 6,839 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 32,993 |
| Last Names in U.S. History #2 | 0 | - | 4.39 | 17,498 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,728 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.54 | 18,183 |
| Top 10 Most Jewish U.S. States | 0 | - | 4.31 | 42,736 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.54 | 28,847 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,356 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,411 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,668 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,903 |
| U.S. States By Population | 0 | - | 4.92 | 152,364 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,402 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,864 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,582 |
| US States with an Empty Map | 0 | - | 5.00 | 618,822 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,899 |
| States in a Tank of the U.S. Map | 0 | - | 4.47 | 31,030 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,550 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,763 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,879 |
| TV Shows by U.S. State | 0 | - | 4.33 | 47,286 |
| U.S. States by Alternate Nicknames | 0 | - | 4.24 | 42,803 |
| Colleges by U.S. State - Multiple Choice | 0 | - | 4.57 | 22,914 |
| U.S. National Parks by State - Multiple Choice | 0 | - | 4.46 | 19,196 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,876 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,078 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,484 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,066 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,658 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,091 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,930 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,827 |
