| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 122,946 |
| Vietnam War Countries | 0 | - | 4.81 | 86,819 |
| Random U.S. States on a Map | 0 | - | 4.95 | 502,728 |
| Six Flags Over Texas | 0 | - | 4.84 | 59,120 |
| Word Scramble - U.S. States | 0 | - | 4.96 | 462,122 |
| U.S. Presidents by Picture | 0 | - | 4.85 | 396,756 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,479 |
| US States Quiz | 0 | - | 5.00 | 14,889,763 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 196,492 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 341,835 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,201,930 |
| Name a Valid U.S. President #1 | 0 | - | 4.93 | 168,950 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,269,879 |
| The American Revolution | 0 | - | 4.51 | 51,900 |
| The 13 Colonies Quiz | 0 | - | 4.96 | 101,258 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,255,307 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,029 |
| 10 Southernmost U.S. States | 0 | - | 4.85 | 100,121 |
| U.S. States with Short Names | 0 | - | 4.87 | 131,153 |
| U.S. States that Start with M | 0 | - | 4.91 | 151,717 |
| U.S. States By Population | 0 | - | 4.90 | 130,883 |
| U.S. States that Start with N | 0 | - | 4.95 | 156,382 |
| U.S. States with Longest Names | 0 | - | 4.85 | 36,452 |
| US States with an Empty Map | 0 | - | 5.00 | 559,238 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 78,473 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,732 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,654 |
| Countries that Beat the United States | 0 | - | 4.92 | 147,108 |
| U.S. Senators by State | 0 | - | 4.49 | 36,399 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,826 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 38,682 |
| U.S. States with the Longest International Borders | 0 | - | 4.75 | 41,732 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 71,995 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,180 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,754 |
| United States Map Quiz | 0 | - | 4.98 | 3,921,547 |
| The John F. Kennedy Presidency | 0 | - | 4.45 | 41,142 |
| Harvard University | 0 | - | 4.15 | 7,764 |
| U.S. States by Clue #1 | 0 | - | 4.48 | 33,158 |
| U.S. State Flags | 0 | - | 4.88 | 138,749 |
| U.S. States that Border Canada | 0 | - | 4.90 | 166,432 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 69,972 |
| Cartoon Versions of U.S. States | 0 | - | 4.82 | 52,706 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 44,438 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 77,722 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 107,831 |
| Rust Belt Cities Map Quiz | 0 | - | 4.56 | 32,451 |
| California A-Z | 0 | - | 4.48 | 27,876 |
| Which City in California? | 0 | - | 4.54 | 30,185 |
| Top 10 Los Angeles Lakers of All-Time | 0 | - | 4.32 | 42,349 |
| Which City in Florida? | 0 | - | 4.60 | 10,296 |
| Which City in Texas? | 0 | - | 4.43 | 23,563 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 39,143 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 51,328 |
| Category Elimination - U.S. States #2 | 0 | - | 4.79 | 116,645 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,198,830 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 50,858 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 94,616 |
| Asian Last Names in the United States | 0 | - | 4.41 | 43,556 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 122,544 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,381 |
| Name a Valid Asian Country | 0 | - | 4.98 | 93,162 |
| Name a Valid African Country | 0 | - | 4.98 | 125,625 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,666 |
| U.S. State Nicknames Quiz | 0 | - | 4.48 | 46,506 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 223,224 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.84 | 34,177 |
| Total United States Immigration by Country | 0 | - | 4.89 | 97,489 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 65,946 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.93 | 148,306 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 187,270 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 67,925 |
| US Presidents - 1 Minute Sprint | 0 | - | 4.41 | 281,248 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.97 | 179,469 |
| Name a Valid U.S. President #2 | 0 | - | 4.52 | 61,867 |
| States that Beat California | 0 | - | 4.57 | 58,044 |
| History of Florida | 0 | - | 4.44 | 8,780 |
| Cities and Towns of Massachusetts | 0 | - | 4.90 | 61,426 |
| History of Texas | 0 | - | 4.41 | 13,550 |
| States that Beat Texas | 0 | - | 4.57 | 41,348 |
| New England States | 0 | - | 4.52 | 52,512 |
| US States by Land Area | 0 | - | 4.54 | 48,769 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,333 |
| Add a Letter - Make a U.S. State | 0 | - | 4.75 | 76,978 |
| US States by Borders in 30 Seconds | 0 | - | 4.75 | 2,417,089 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 51,428 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,516 |
| Save Americans by Guessing U.S. States | 0 | - | 4.57 | 152,777 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,212 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 82,964 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 191,411 |
| Name a Valid European Country #2 | 0 | - | 4.93 | 85,272 |
| Countries that Beat Spain | 0 | - | 4.95 | 56,290 |
| The United States... or the United Kingdom? | 0 | - | 4.89 | 90,882 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 223,429 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 61,302 |
| The Iraq War | 0 | - | 4.45 | 14,453 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 67,530 |
| Countries that Beat China | 0 | - | 4.83 | 101,069 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 88,279 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 78,753 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 67,863 |
| Countries that Beat Australia | 0 | - | 4.84 | 70,891 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,260 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 278,559 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 34,259 |
| Pixelated United States Map | 0 | - | 4.90 | 82,975 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 94,448 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 79,610 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 125,536 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 516,898 |
| Presidential Actors | 0 | - | 4.33 | 17,899 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.41 | 22,594 |
| U.S. President Scramble | 0 | - | 4.37 | 91,746 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.32 | 16,890 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.46 | 21,026 |
| People in Pictures with Barack Obama | 0 | - | 4.11 | 45,262 |
| California Cities Map Quiz | 0 | - | 4.49 | 82,645 |
| History of California | 0 | - | 4.38 | 17,593 |
| Golden State Warriors Trivia | 0 | - | 4.21 | 22,682 |
| Florida Cities Map Quiz | 0 | - | 4.49 | 57,732 |
| Countries that Visit Florida the Most | 0 | - | 4.58 | 49,979 |
| States that Beat Florida | 0 | - | 4.24 | 37,422 |
| History of Georgia (U.S. State) | 0 | - | 4.33 | 12,412 |
| History of Illinois | 0 | - | 4.28 | 10,480 |
| Random Cities Near Chicago on a Map | 0 | - | 4.50 | 31,328 |
| History of Massachusetts | 0 | - | 4.10 | 7,538 |
| Top 10 Boston Celtics Players | 0 | - | 4.08 | 21,415 |
| Boston Celtics Trivia | 0 | - | 4.26 | 11,931 |
| History of Michigan | 0 | - | 4.21 | 6,292 |
| New York Cities Map Quiz | 0 | - | 4.54 | 39,888 |
| History of New York | 0 | - | 4.33 | 15,214 |
| States that Beat New York | 0 | - | 4.45 | 30,605 |
| History of New Jersey | 0 | - | 4.29 | 6,551 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.85 | 22,147 |
| History of Ohio | 0 | - | 4.12 | 6,706 |
| History of Tennessee | 0 | - | 4.21 | 7,071 |
| History of Washington State | 0 | - | 4.21 | 6,287 |
| Deadliest U.S. Wars | 0 | - | 4.83 | 159,201 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.44 | 51,148 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 36,942 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,414 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,330 |
| U.S. States with More Cows than People | 0 | - | 4.58 | 39,343 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 62,470 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,224 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 53,094 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,806 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 74,413 |
| U.S. States with Spanish Names | 0 | - | 4.48 | 68,104 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 219,818 |
| Longest U.S. State Borders | 0 | - | 4.59 | 34,636 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,733 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,512 |
| Tourist Attractions by U.S. State | 0 | - | 4.45 | 60,457 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 146,288 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 168,425 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,518 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 68,920 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 90,298 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 73,838 |
| Countries that Beat Canada | 0 | - | 4.91 | 78,774 |
| Category Elimination - European Countries #1 | 0 | - | 4.88 | 77,525 |
| Countries that Bordered the USSR | 0 | - | 4.94 | 153,945 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 89,919 |
| Countries that Beat Germany | 0 | - | 4.87 | 70,917 |
| Countries that Beat Italy | 0 | - | 4.88 | 46,026 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 82,575 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 72,472 |
| Countries that Beat Egypt | 0 | - | 4.93 | 51,352 |
| Rivers of the United States | 0 | - | 4.92 | 57,577 |
| Countries Closest to United States A-Z | 0 | - | 4.84 | 108,106 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.43 | 69,602 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.69 | 74,364 |
| Top 10 U.S. Swing States in the 2024 Election | 0 | - | 4.52 | 70,470 |
| U.S. Vice Presidents | 0 | - | 4.41 | 120,902 |
| U.S. Presidential Trivia #1 | 0 | - | 4.51 | 97,795 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.57 | 82,500 |
| U.S. Presidential Trivia #2 | 0 | - | 4.52 | 40,199 |
| Assassinated U.S. Presidents | 0 | - | 4.54 | 80,591 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 33,678 |
| Things that are "Free" | 0 | - | 4.15 | 47,017 |
| Countries Closest to Alaska | 0 | - | 4.92 | 99,872 |
| Famous People from California by Picture | 0 | - | 4.31 | 32,175 |
| Hawaiian Islands | 0 | - | 4.85 | 38,687 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 21,166 |
| Countries Closest to Maine | 0 | - | 4.85 | 59,541 |
| Players With TD Receptions From Tom Brady | 0 | - | 4.27 | 12,092 |
| Tom Brady Quiz | 0 | - | 4.15 | 14,177 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 19,679 |
| New York Counties Quiz | 0 | - | 4.59 | 40,534 |
| Famous People from Texas by Picture | 0 | - | 4.04 | 31,730 |
| Texas Cities Map Quiz | 0 | - | 4.37 | 78,025 |
| Texas Counties | 0 | - | 4.51 | 64,421 |
| U.S. States that Border Tennessee | 0 | - | 4.84 | 57,981 |
| American History Quotes #1 | 0 | - | 4.40 | 91,785 |
| American History Quotes #2 | 0 | - | 4.38 | 39,370 |
| Last Names in U.S. History #1 | 0 | - | 4.24 | 34,369 |
| Last Names in U.S. History #2 | 0 | - | 4.42 | 16,091 |
| Fictional Characters by U.S. State | 0 | - | 4.10 | 11,604 |
