| Deadliest U.S. Wars | 0 | - | 4.89 | 189,207 |
| US States Quiz | 0 | - | 5.00 | 16,692,938 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,836 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,624 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,530 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,723 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,817 |
| Six Flags Over Texas | 0 | - | 4.79 | 62,999 |
| US States with an Empty Map | 0 | - | 5.00 | 618,557 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,366 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,537 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,658 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,878 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,527 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,072 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,020 |
| Rivers of the United States | 0 | - | 4.93 | 65,481 |
| American Founding Fathers | 0 | - | 4.41 | 23,071 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,275 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,419 |
| People on Money - United States | 0 | - | 4.31 | 63,202 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,601 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,529 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,012 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,281 |
| History of Florida | 0 | - | 4.45 | 9,761 |
| History of Texas | 0 | - | 4.43 | 14,551 |
| American History Quotes #1 | 0 | - | 4.37 | 95,679 |
| American History Quotes #2 | 0 | - | 4.38 | 41,222 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,071 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,342 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,634 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,506 |
| U.S. History A-Z #1 | 0 | - | 4.39 | 29,301 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,517,739 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,436 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,433 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,337 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,306 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,303 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,987 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,376 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,588 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,347 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,593 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,320 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,301 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,877 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,669 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,652,385 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,234 |
| The American Civil War | 0 | - | 4.62 | 52,146 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,408 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,389 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,556 |
| History of California | 0 | - | 4.40 | 18,693 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,178 |
| History of Illinois | 0 | - | 4.24 | 11,175 |
| History of Maryland | 0 | - | 4.06 | 6,648 |
| History of Massachusetts | 0 | - | 4.14 | 8,326 |
| History of Michigan | 0 | - | 4.26 | 6,902 |
| History of New York | 0 | - | 4.36 | 16,278 |
| History of New Jersey | 0 | - | 4.38 | 7,204 |
| History of Ohio | 0 | - | 4.14 | 7,307 |
| History of Tennessee | 0 | - | 4.29 | 7,632 |
| History of Washington State | 0 | - | 4.27 | 6,836 |
| Last Names in U.S. History #2 | 0 | - | 4.39 | 17,495 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,379,670 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,663,844 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,100 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,732 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,373 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,632 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,618 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,034 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,193 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,649 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,391 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,563 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,368 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,006 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,225 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,498 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,146 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,186 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,442 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 33,790 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,259 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 38,480 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,380 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,334 |
| Arms Exports - United States | 0 | - | 4.70 | 54,320 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,564 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,783 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,484 |
| State Quiz - California | 0 | - | 4.68 | 63,945 |
| State Quiz - Florida | 0 | - | 4.47 | 61,923 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,042 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,313 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,222 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,143 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,237 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,542 |
| State Quiz - New York | 0 | - | 4.52 | 45,726 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,875 |
| State Quiz - Texas | 0 | - | 4.43 | 62,482 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,608 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,890 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,025 |
| State Quiz - Washington | 0 | - | 4.45 | 36,159 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,661 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,313 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,577 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,428 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,172 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 50,991 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,277 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,409 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,446 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,673 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,263 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,467 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,440 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,070 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,369 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,715 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,490 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 189,761 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,121 |
| California Groups of Things | 0 | - | 4.25 | 45,264 |
| California Cities A-Z | 0 | - | 4.06 | 16,988 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,202 |
| New York Groups of Things | 0 | - | 4.38 | 59,931 |
| Texas A-Z | 0 | - | 4.18 | 16,306 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,071 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,598 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 40,964 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,104 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,189 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,971 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,245 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,552 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,350 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 101,753 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,433 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,120 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,284 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,536 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,826 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,053 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,929 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,763 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,618 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,838 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,110 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,739 |
| Free in the Answers | 0 | - | 4.11 | 51,270 |
| States that Beat California | 0 | - | 4.54 | 63,226 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 26,710 |
| State Quiz - Colorado | 0 | - | 4.35 | 47,881 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,238 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,142 |
| History of Louisiana | 0 | - | 4.46 | 9,495 |
| State Quiz - Maine | 0 | - | 4.52 | 25,224 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,150 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,031 |
| State Quiz - Michigan | 0 | - | 4.27 | 51,858 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,902 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,018 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,599 |
| States that Beat New York | 0 | - | 4.51 | 44,545 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,249 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,564 |
| State Quiz - Nebraska | 0 | - | 4.53 | 23,933 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,085 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,296 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,467 |
| States that Beat Texas | 0 | - | 4.58 | 44,083 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,354 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,490 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,030 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,627 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,016 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,645 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.61 | 18,276 |
| State Quiz - West Virginia | 0 | - | 4.42 | 21,811 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 39,930 |
| Regions of U.S. States | 0 | - | 4.37 | 43,455 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,337 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,172 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,829 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,676 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,204 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,364 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,196 |
| U.S. States with the Most National Parks | 0 | - | 4.64 | 25,393 |
| Movies by State | 0 | - | 4.27 | 40,438 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,920 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,006 |
