| Deadliest U.S. Wars | 0 | - | 4.89 | 189,782 |
| US States Quiz | 0 | - | 5.00 | 16,778,943 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,793 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,749 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,799 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,153 |
| US States with an Empty Map | 0 | - | 5.00 | 621,372 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,943 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,820 |
| State Quiz - California | 0 | - | 4.68 | 64,182 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 26,853 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,084 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,328 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,508 |
| Rivers of the United States | 0 | - | 4.93 | 65,825 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,285 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,247 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,745 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,982 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,218 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,081 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,519 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,693 |
| History of Florida | 0 | - | 4.45 | 9,791 |
| History of Texas | 0 | - | 4.43 | 14,579 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,654 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,871 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,777 |
| History of California | 0 | - | 4.40 | 18,716 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 15,963 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,527,248 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,523 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,240 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,673,857 |
| American Founding Fathers | 0 | - | 4.42 | 23,112 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,908 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,597 |
| California Groups of Things | 0 | - | 4.25 | 45,338 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,755 |
| State Quiz - Florida | 0 | - | 4.47 | 62,123 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,429 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,224 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,407 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,252 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,344 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,672 |
| New York Groups of Things | 0 | - | 4.38 | 60,021 |
| State Quiz - New York | 0 | - | 4.52 | 45,910 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,005 |
| State Quiz - Texas | 0 | - | 4.43 | 62,679 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,809 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,022 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,158 |
| State Quiz - Washington | 0 | - | 4.45 | 36,283 |
| People on Money - United States | 0 | - | 4.31 | 63,262 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,336 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,828 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,924 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,194 |
| History of Illinois | 0 | - | 4.24 | 11,196 |
| History of Maryland | 0 | - | 4.06 | 6,670 |
| History of Massachusetts | 0 | - | 4.14 | 8,357 |
| History of Michigan | 0 | - | 4.26 | 6,924 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,038 |
| History of New York | 0 | - | 4.36 | 16,313 |
| History of New Jersey | 0 | - | 4.38 | 7,229 |
| History of Ohio | 0 | - | 4.14 | 7,322 |
| History of Tennessee | 0 | - | 4.29 | 7,644 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,046 |
| History of Washington State | 0 | - | 4.27 | 6,853 |
| American History Quotes #1 | 0 | - | 4.37 | 95,826 |
| American History Quotes #2 | 0 | - | 4.38 | 41,303 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,144 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,385,365 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,671,880 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,972 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,464 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,408 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,184 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,849 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,432 |
| States that Beat California | 0 | - | 4.54 | 63,413 |
| State Quiz - Colorado | 0 | - | 4.35 | 48,088 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,754 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,322 |
| History of Louisiana | 0 | - | 4.46 | 9,513 |
| State Quiz - Maine | 0 | - | 4.52 | 25,317 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,289 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,026 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,133 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,333 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,659 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,022 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,486 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,562 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,194 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,727 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,704 |
| State Quiz - West Virginia | 0 | - | 4.42 | 21,900 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,101 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,773 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,596 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,976 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,695 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,586 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,245 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,265 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,608 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,316 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,666 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,504 |
| Arms Exports - United States | 0 | - | 4.75 | 61,929 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,976 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,710 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 424,998 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 24,001 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 71,803 |
| Hawaiian Islands | 0 | - | 4.83 | 42,564 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,337 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,408 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,313 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,206 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,729 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,390 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 38,816 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,222 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,336 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,637 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,586 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,449 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,717 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,851 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,384 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,546 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,510 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,596 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,190 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,565 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,625 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,738 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,707 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,700 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,384 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,817 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,949 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,801 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,941 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,742 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,541 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 380,376 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,685 |
| States that Beat Alaska | 0 | - | 4.49 | 26,445 |
| California Cities A-Z | 0 | - | 4.06 | 17,116 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,492 |
| ALL California Cities | 0 | - | 4.37 | 42,933 |
| Movies Set in Miami | 0 | - | 4.32 | 16,686 |
| Hawaii A-Z | 0 | - | 4.28 | 13,425 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,385 |
| Texas A-Z | 0 | - | 4.18 | 16,337 |
| Ohio A-Z | 0 | - | 4.21 | 6,366 |
| Pennsylvania A-Z | 0 | - | 4.11 | 7,531 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 29,782 |
| Last Names in U.S. History #2 | 0 | - | 4.39 | 17,554 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,233 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,699 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,040 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,472 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,266 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 37,025 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,456 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,704 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,713 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 101,922 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,530 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,341 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,657 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,309 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,206 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,574 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,822 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,049 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,163 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,752 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,255 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,680 |
| Free in the Answers | 0 | - | 4.11 | 51,356 |
| State Quiz - Alabama | 0 | - | 4.25 | 27,859 |
| State Quiz - Arkansas | 0 | - | 4.30 | 24,714 |
| Geography of California | 0 | - | 4.25 | 10,532 |
| Los Angeles City Quiz | 0 | - | 4.14 | 30,711 |
| State Quiz - Connecticut | 0 | - | 4.29 | 25,472 |
| Countries Closest to Florida | 0 | - | 4.33 | 24,061 |
| State Quiz - Delaware | 0 | - | 4.39 | 22,989 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,167 |
| State Quiz - Indiana | 0 | - | 4.22 | 30,642 |
| State Quiz - Iowa | 0 | - | 4.37 | 25,260 |
| State Quiz - Kansas | 0 | - | 4.23 | 25,423 |
| State Quiz - Louisiana | 0 | - | 4.36 | 28,475 |
| State Quiz - Maryland | 0 | - | 4.26 | 28,138 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,455 |
