| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,001 |
| Vietnam War Countries | 0 | - | 4.83 | 93,970 |
| Random U.S. States on a Map | 0 | - | 4.96 | 624,347 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,750 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 425,415 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,157 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,236 |
| US States Quiz | 0 | - | 5.00 | 16,805,123 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,007 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,611 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,355 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,681,410 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,997 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,032 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,530,689 |
| The American Revolution | 0 | - | 4.52 | 54,178 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,507 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,387,410 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,037 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,053 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,547 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,776 |
| U.S. States By Population | 0 | - | 4.92 | 152,896 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,042 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,243 |
| US States with an Empty Map | 0 | - | 5.00 | 622,159 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,049 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,046 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,371 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,349 |
| U.S. Senators by State | 0 | - | 4.45 | 39,874 |
| Which City in California? | 0 | - | 4.56 | 31,979 |
| History of Florida | 0 | - | 4.45 | 9,800 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,351 |
| History of Texas | 0 | - | 4.43 | 14,594 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,244 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,121 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,669 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,541 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,704 |
| United States Map Quiz | 0 | - | 4.98 | 4,150,484 |
| The John F. Kennedy Presidency | 0 | - | 4.47 | 43,615 |
| Hawaiian Islands | 0 | - | 4.83 | 42,605 |
| Harvard University | 0 | - | 4.15 | 8,287 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 38,905 |
| U.S. State Flags | 0 | - | 4.89 | 169,284 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,018 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,830 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,910 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,631 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,597 |
| History of California | 0 | - | 4.40 | 18,730 |
| Top 10 Los Angeles Lakers of All-Time | 0 | - | 4.24 | 46,751 |
| Which City in Florida? | 0 | - | 4.61 | 10,968 |
| History of Michigan | 0 | - | 4.26 | 6,928 |
| History of New York | 0 | - | 4.36 | 16,326 |
| Which City in Texas? | 0 | - | 4.45 | 25,042 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 41,891 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,822 |
| Random Point on Land to US State | 0 | - | 4.61 | 69,012 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,707 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,555 |
| Name a Valid African Country | 0 | - | 4.98 | 153,586 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,288 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,425 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,672 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,998 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,192 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,259 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,984 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,728 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,745 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 304,403 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,189 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 69,762 |
| States that Beat California | 0 | - | 4.54 | 63,481 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,594 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 65,985 |
| States that Beat New York | 0 | - | 4.50 | 44,814 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,749 |
| States that Beat Texas | 0 | - | 4.58 | 44,255 |
| New England States | 0 | - | 4.51 | 59,767 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,700 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,966 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,619 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,674,435 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,882 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,828 |
| U.S. States by Borders | 0 | - | 4.61 | 35,233 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 184,601 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,391 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,893 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,343 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,126 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,564 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,666 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,923 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,610 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,069 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,504 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,040 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,444 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,845 |
| Pixelated United States Map | 0 | - | 4.87 | 93,945 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,171 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,390 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,003 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 623,892 |
| Presidential Actors | 0 | - | 4.36 | 19,134 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 23,894 |
| U.S. President Scramble | 0 | - | 4.40 | 116,545 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,282 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.48 | 23,110 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 47,810 |
| States that Beat Alaska | 0 | - | 4.49 | 26,464 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,629 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,842 |
| California A-Z | 0 | - | 4.49 | 28,757 |
| State Quiz - California | 0 | - | 4.68 | 64,246 |
| Golden State Warriors Trivia | 0 | - | 4.23 | 24,827 |
| Los Angeles Lakers Trivia | 0 | - | 4.15 | 26,525 |
| State Quiz - Florida | 0 | - | 4.47 | 62,180 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,797 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 71,999 |
| States that Beat Florida | 0 | - | 4.32 | 40,743 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,201 |
| History of Illinois | 0 | - | 4.24 | 11,203 |
| History of Maryland | 0 | - | 4.06 | 6,675 |
| History of Massachusetts | 0 | - | 4.14 | 8,370 |
| Top 10 Boston Celtics Players | 0 | - | 4.05 | 23,725 |
| Boston Celtics Trivia | 0 | - | 4.12 | 14,933 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,172 |
| State Quiz - New York | 0 | - | 4.52 | 45,969 |
| Cities that Beat New York | 0 | - | 4.51 | 28,483 |
| States That Beat Montana | 0 | - | 4.49 | 25,599 |
| History of New Jersey | 0 | - | 4.38 | 7,240 |
| State Quiz - Texas | 0 | - | 4.43 | 62,737 |
| History of Ohio | 0 | - | 4.14 | 7,327 |
| History of Tennessee | 0 | - | 4.29 | 7,648 |
| History of Washington State | 0 | - | 4.27 | 6,860 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,279 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,752 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,417 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,809 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,660 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,555 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,389 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,406 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,132 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,801 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,288 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,665 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,465 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,976 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,726 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,654 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,428 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,570 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,532 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,668 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,449 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,963 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,377 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,046 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,503 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,271 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,290 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,198 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,624 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,027 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,356 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,679 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,346 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,965 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,977 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,831 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,223 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,046 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,718 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,258 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,018 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,598 |
| The Iraq War | 0 | - | 4.47 | 15,619 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,500 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,585 |
| Countries that Beat China | 0 | - | 4.86 | 115,327 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,014 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,949 |
| Rivers of the United States | 0 | - | 4.93 | 65,972 |
| Names of Generations | 0 | - | 4.10 | 41,885 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,889 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,005 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,374 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,154 |
| Top 10 U.S. Swing States in the 2024 Election | 0 | - | 4.51 | 75,090 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,405 |
| U.S. Presidents by Event | 0 | - | 4.58 | 34,074 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,438 |
| Presidential Middle Names | 0 | - | 4.41 | 60,012 |
| The George W. Bush Presidency | 0 | - | 4.06 | 32,142 |
