| Countries Closest to Alaska | 0 | - | 4.93 | 123,556 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,588 |
| US States Quiz | 0 | - | 5.00 | 16,737,947 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,902 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,025 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,499 |
| US States with an Empty Map | 0 | - | 5.00 | 620,028 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,868 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,620 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,792 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,006 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,196 |
| Rivers of the United States | 0 | - | 4.93 | 65,665 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,132 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,053 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,875 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,281 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,626 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,218 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,025 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,761 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,849 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,551 |
| State Quiz - California | 0 | - | 4.68 | 64,080 |
| State Quiz - Florida | 0 | - | 4.47 | 62,039 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,386 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,321 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,215 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,296 |
| State Quiz - Michigan | 0 | - | 4.27 | 51,943 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,619 |
| State Quiz - New York | 0 | - | 4.52 | 45,833 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,951 |
| State Quiz - Texas | 0 | - | 4.43 | 62,588 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,076 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,712 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,967 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,102 |
| State Quiz - Washington | 0 | - | 4.45 | 36,227 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,522,681 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,968 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,844 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,204 |
| California Groups of Things | 0 | - | 4.25 | 45,302 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,215 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,318 |
| New York Groups of Things | 0 | - | 4.38 | 59,977 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,889 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,389 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,969 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,789 |
| History of Florida | 0 | - | 4.45 | 9,777 |
| History of Michigan | 0 | - | 4.26 | 6,911 |
| History of Texas | 0 | - | 4.43 | 14,568 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,029 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,383,165 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,667,922 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,562 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,045 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,394 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,696 |
| State Quiz - Colorado | 0 | - | 4.35 | 47,999 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,675 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,285 |
| History of Louisiana | 0 | - | 4.46 | 9,504 |
| State Quiz - Maine | 0 | - | 4.52 | 25,286 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,222 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,072 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,298 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,623 |
| State Quiz - Nebraska | 0 | - | 4.53 | 23,978 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,433 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,534 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,119 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,683 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,677 |
| State Quiz - West Virginia | 0 | - | 4.42 | 21,873 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,015 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,712 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,501 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,637 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,477 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,145 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,244 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 41,090 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,430 |
| Arms Exports - United States | 0 | - | 4.73 | 59,494 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 23,979 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,699 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,475 |
| Hawaiian Islands | 0 | - | 4.83 | 42,494 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,385 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,286 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,146 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,701 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,355 |
| U.S. States by Clue #1 | 0 | - | 4.50 | 38,717 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,464 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,264 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 53,249 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,433 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,585 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,326 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,509 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,482 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,518 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,135 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,482 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,600 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,661 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,618 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,605 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,287 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,715 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,893 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,718 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,852 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,618 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,066 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,539 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,453 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,013 |
| Free in the Answers | 0 | - | 4.11 | 51,312 |
| American Founding Fathers | 0 | - | 4.41 | 23,090 |
| State Quiz - Alabama | 0 | - | 4.25 | 27,820 |
| States that Beat Alaska | 0 | - | 4.49 | 26,415 |
| State Quiz - Arkansas | 0 | - | 4.30 | 24,683 |
| California Cities A-Z | 0 | - | 4.06 | 17,052 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,478 |
| History of California | 0 | - | 4.40 | 18,708 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 15,899 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,915 |
| State Quiz - Connecticut | 0 | - | 4.29 | 25,424 |
| Countries Closest to Florida | 0 | - | 4.33 | 24,010 |
| Movies Set in Miami | 0 | - | 4.32 | 16,682 |
| State Quiz - Delaware | 0 | - | 4.39 | 22,957 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,192 |
| History of Illinois | 0 | - | 4.24 | 11,186 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,151 |
| State Quiz - Indiana | 0 | - | 4.22 | 30,594 |
| State Quiz - Iowa | 0 | - | 4.37 | 25,224 |
| State Quiz - Kansas | 0 | - | 4.23 | 25,387 |
| State Quiz - Louisiana | 0 | - | 4.36 | 28,427 |
| State Quiz - Maryland | 0 | - | 4.26 | 28,094 |
| History of Maryland | 0 | - | 4.06 | 6,660 |
| History of Massachusetts | 0 | - | 4.14 | 8,344 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,221 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,942 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,377 |
| History of New York | 0 | - | 4.36 | 16,297 |
| State Quiz - Montana | 0 | - | 4.24 | 24,066 |
| State Quiz - Nevada | 0 | - | 4.40 | 30,899 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,098 |
| State Quiz - New Hampshire | 0 | - | 4.34 | 21,844 |
| History of New Jersey | 0 | - | 4.38 | 7,218 |
| State Quiz - New Mexico | 0 | - | 4.38 | 24,187 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,321 |
| Texas A-Z | 0 | - | 4.18 | 16,322 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,601 |
| History of Ohio | 0 | - | 4.14 | 7,316 |
| State Quiz - Oklahoma | 0 | - | 4.40 | 25,861 |
| State Quiz - Oregon | 0 | - | 4.36 | 28,595 |
| It's Always Sunny in Philadelphia Quiz | 0 | - | 4.34 | 15,787 |
| State Quiz - South Carolina | 0 | - | 4.21 | 26,487 |
| State Quiz - South Dakota | 0 | - | 4.23 | 24,573 |
| History of Tennessee | 0 | - | 4.29 | 7,640 |
| State Quiz - Utah | 0 | - | 4.39 | 31,052 |
| State Quiz - Vermont | 0 | - | 4.33 | 26,082 |
| History of Washington State | 0 | - | 4.27 | 6,844 |
| State Quiz - Wyoming | 0 | - | 4.40 | 22,863 |
| American History Quotes #1 | 0 | - | 4.37 | 95,735 |
| People on Money - United States | 0 | - | 4.31 | 63,232 |
| American History Quotes #2 | 0 | - | 4.38 | 41,248 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,286 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,767 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,109 |
| Regions of U.S. States | 0 | - | 4.37 | 43,553 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,348 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,173 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,657 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,005 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,293 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,718 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,235 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,996 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,368 |
| Movies by State | 0 | - | 4.27 | 40,462 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,622 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,634 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 101,849 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,496 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,591 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,080 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,334 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,372 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,820 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,451 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,541 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,593 |
| States that Beat California | 0 | - | 4.54 | 63,324 |
