| Deadliest U.S. Wars | 0 | - | 4.89 | 191,648 |
| US States Quiz | 0 | - | 5.00 | 16,975,472 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,000 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,519 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,760 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,370 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,167 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,910 |
| US States with an Empty Map | 0 | - | 5.00 | 627,964 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,357 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,074 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,179 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 63,989 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,896 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,021 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,854 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,284 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 749,265 |
| Rivers of the United States | 0 | - | 4.93 | 66,590 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,673 |
| California Groups of Things | 0 | - | 4.26 | 45,733 |
| Los Angeles vs. New York | 0 | - | 4.41 | 20,002 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,516 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,345 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,716 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,694 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,393 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,391 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,063 |
| California Cities A-Z | 0 | - | 4.06 | 17,417 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 16,274 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,572 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,553,527 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,213 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,409 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,094 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,446 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,479 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,458 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,171 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,354 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,589 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,485 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,647 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,798 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,547 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,783 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,240 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,880 |
| State Quiz - California | 0 | - | 4.69 | 64,728 |
| State Quiz - Florida | 0 | - | 4.47 | 62,555 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,712 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,312 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,917 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,522 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,600 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,972 |
| New York Groups of Things | 0 | - | 4.39 | 71,831 |
| State Quiz - New York | 0 | - | 4.52 | 46,361 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,315 |
| State Quiz - Texas | 0 | - | 4.43 | 63,131 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,270 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,337 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,462 |
| State Quiz - Washington | 0 | - | 4.45 | 36,605 |
| People on Money - United States | 0 | - | 4.31 | 63,423 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 45,189 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,959 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,807 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,572 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,955 |
| History of Florida | 0 | - | 4.45 | 9,868 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,072 |
| History of Texas | 0 | - | 4.43 | 14,680 |
| Texas A-Z | 0 | - | 4.19 | 16,427 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,105 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,397,509 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,691,204 |
| United States Map Quiz | 0 | - | 4.98 | 4,169,189 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,110 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,588 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,148 |
| State Quiz - Colorado | 0 | - | 4.38 | 48,527 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,982 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,544 |
| History of Louisiana | 0 | - | 4.46 | 9,579 |
| State Quiz - Maine | 0 | - | 4.52 | 25,554 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,574 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,396 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,339 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,547 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,890 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,229 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,784 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,728 |
| State Quiz - Ohio | 0 | - | 4.24 | 45,574 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,936 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,840 |
| State Quiz - West Virginia | 0 | - | 4.42 | 22,082 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,431 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,105 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,041 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,916 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,078 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,160 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,355 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,729 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,940 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,039 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,048 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,313 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,776 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,357 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,875 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,610 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,848 |
| Arms Exports - United States | 0 | - | 4.77 | 62,668 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 24,124 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,672 |
| Hawaiian Islands | 0 | - | 4.83 | 42,902 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,480 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,594 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,444 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,477 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,889 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,534 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,358 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,855 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,693 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,759 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,554 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,654 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,741 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,683 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,416 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,942 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,475 |
| American Founding Fathers | 0 | - | 4.42 | 23,269 |
| History of California | 0 | - | 4.40 | 18,787 |
| Movies Set in Miami | 0 | - | 4.32 | 16,711 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,254 |
| History of Illinois | 0 | - | 4.24 | 11,249 |
| History of Maryland | 0 | - | 4.06 | 6,724 |
| History of Massachusetts | 0 | - | 4.14 | 8,422 |
| History of Michigan | 0 | - | 4.26 | 6,979 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,435 |
| History of New York | 0 | - | 4.36 | 16,407 |
| History of New Jersey | 0 | - | 4.38 | 7,302 |
| History of Ohio | 0 | - | 4.14 | 7,374 |
| History of Tennessee | 0 | - | 4.29 | 7,685 |
| History of Washington State | 0 | - | 4.27 | 6,901 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,574 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,470 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,552 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,909 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,131 |
| U.S. States by Emoji | 0 | - | 4.48 | 101,288 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,443 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,173 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,901 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.46 | 119,297 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,322 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,264 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,795 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,939 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,743 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,814 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,403 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,254 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,862 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,392 |
| Names of Generations | 0 | - | 4.09 | 45,442 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,053 |
| Free in the Answers | 0 | - | 4.08 | 51,693 |
| State Quiz - Alabama | 0 | - | 4.26 | 28,121 |
| State Quiz - Arkansas | 0 | - | 4.30 | 24,966 |
| Geography of California | 0 | - | 4.26 | 10,614 |
| States that Beat California | 0 | - | 4.54 | 63,833 |
| State Quiz - Connecticut | 0 | - | 4.29 | 25,725 |
| Countries Closest to Florida | 0 | - | 4.34 | 24,367 |
| State Quiz - Delaware | 0 | - | 4.39 | 23,187 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,226 |
| State Quiz - Indiana | 0 | - | 4.22 | 30,908 |
| State Quiz - Iowa | 0 | - | 4.37 | 25,505 |
| State Quiz - Kansas | 0 | - | 4.23 | 25,638 |
| State Quiz - Louisiana | 0 | - | 4.36 | 28,727 |
| State Quiz - Maryland | 0 | - | 4.26 | 28,397 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,879 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,148 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,646 |
| State Quiz - Montana | 0 | - | 4.24 | 24,340 |
| State Quiz - Nevada | 0 | - | 4.40 | 31,155 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,170 |
| State Quiz - New Hampshire | 0 | - | 4.34 | 22,059 |
| State Quiz - New Mexico | 0 | - | 4.38 | 24,416 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,635 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,208 |
| States that Beat Texas | 0 | - | 4.58 | 44,490 |
| State Quiz - Oklahoma | 0 | - | 4.40 | 26,099 |
| State Quiz - Oregon | 0 | - | 4.36 | 28,928 |
