| Deadliest U.S. Wars | 0 | - | 4.89 | 191,083 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,587 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,251 |
| US States Quiz | 0 | - | 5.00 | 16,919,250 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,326 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,957 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,011 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,178 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,239 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,699 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,852 |
| US States with an Empty Map | 0 | - | 5.00 | 626,045 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,389 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,522 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,116 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,645 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,065 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 748,069 |
| Rivers of the United States | 0 | - | 4.93 | 66,345 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,397 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,486 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,350 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,762 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,451 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,587 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,238 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,940 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,544,815 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,341 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,627 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,921 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,261 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,282 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,254 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,955 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,102 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,450 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,289 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,454 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 35,025 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,330 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,673 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,138 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,786 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,537 |
| California Groups of Things | 0 | - | 4.25 | 45,529 |
| State Quiz - California | 0 | - | 4.69 | 64,562 |
| State Quiz - Florida | 0 | - | 4.47 | 62,430 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,621 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,292 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,754 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,438 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,530 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,865 |
| New York Groups of Things | 0 | - | 4.35 | 63,946 |
| State Quiz - New York | 0 | - | 4.52 | 46,220 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,214 |
| State Quiz - Texas | 0 | - | 4.43 | 62,971 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,230 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,369 |
| State Quiz - Washington | 0 | - | 4.45 | 36,499 |
| People on Money - United States | 0 | - | 4.31 | 63,375 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 45,121 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,860 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,864 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,745 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,039 |
| California Cities A-Z | 0 | - | 4.06 | 17,312 |
| History of Florida | 0 | - | 4.45 | 9,843 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,063 |
| History of Texas | 0 | - | 4.43 | 14,654 |
| Texas A-Z | 0 | - | 4.19 | 16,388 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,081 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,393,917 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,685,459 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,840 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,707 |
| State Quiz - Colorado | 0 | - | 4.38 | 48,395 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,477 |
| History of Louisiana | 0 | - | 4.46 | 9,560 |
| State Quiz - Maine | 0 | - | 4.52 | 25,475 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,487 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,284 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,467 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,813 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,149 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,692 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,678 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,469 |
| It's Always Sunny in Philadelphia Quiz | 0 | - | 4.34 | 15,873 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,873 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,804 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,329 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,979 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,871 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,907 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,162 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,620 |
| Top U.S. Universities | 0 | - | 4.15 | 145,383 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,341 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,124 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,351 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,734 |
| Arms Exports - United States | 0 | - | 4.77 | 62,533 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,556 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 24,087 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,050 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,931 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,934 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,437 |
| Hawaiian Islands | 0 | - | 4.83 | 42,779 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,430 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,529 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,270 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,398 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,382 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,830 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,491 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,219 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,992 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,899 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,807 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,596 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,543 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,515 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,848 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,930 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,579 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,674 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,638 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,353 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,988 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,324 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,809 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,292 |
| American Founding Fathers | 0 | - | 4.42 | 23,242 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,542 |
| History of California | 0 | - | 4.40 | 18,769 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 16,178 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,944 |
| Movies Set in Miami | 0 | - | 4.32 | 16,704 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,240 |
| History of Illinois | 0 | - | 4.24 | 11,234 |
| History of Maryland | 0 | - | 4.06 | 6,701 |
| History of Massachusetts | 0 | - | 4.14 | 8,403 |
| History of Michigan | 0 | - | 4.26 | 6,959 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,417 |
| History of New York | 0 | - | 4.36 | 16,378 |
| History of New Jersey | 0 | - | 4.38 | 7,277 |
| History of Ohio | 0 | - | 4.14 | 7,360 |
| Pennsylvania Counties | 0 | - | 4.50 | 53,021 |
| History of Tennessee | 0 | - | 4.29 | 7,674 |
| History of Washington State | 0 | - | 4.27 | 6,888 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,505 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,195 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,458 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,835 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,103 |
| U.S. States by Emoji | 0 | - | 4.48 | 101,079 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,384 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,136 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,761 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,175 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,176 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,180 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,718 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,617 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,621 |
| Names of Generations | 0 | - | 4.09 | 45,199 |
| Free in the Answers | 0 | - | 4.08 | 51,628 |
| State Quiz - Alabama | 0 | - | 4.26 | 28,051 |
| State Quiz - Arkansas | 0 | - | 4.30 | 24,869 |
| State Quiz - Connecticut | 0 | - | 4.29 | 25,648 |
| Countries Closest to Florida | 0 | - | 4.34 | 24,265 |
| State Quiz - Delaware | 0 | - | 4.39 | 23,124 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,207 |
| State Quiz - Indiana | 0 | - | 4.22 | 30,827 |
| State Quiz - Iowa | 0 | - | 4.37 | 25,433 |
| State Quiz - Kansas | 0 | - | 4.23 | 25,575 |
| State Quiz - Louisiana | 0 | - | 4.36 | 28,651 |
| State Quiz - Maryland | 0 | - | 4.26 | 28,317 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,417 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,110 |
| State Quiz - Montana | 0 | - | 4.24 | 24,259 |
| State Quiz - Nevada | 0 | - | 4.40 | 31,100 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,146 |
| State Quiz - New Hampshire | 0 | - | 4.34 | 22,000 |
| State Quiz - New Mexico | 0 | - | 4.38 | 24,370 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,569 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,033 |
| State Quiz - Oklahoma | 0 | - | 4.40 | 26,039 |
| State Quiz - Oregon | 0 | - | 4.36 | 28,831 |
| State Quiz - South Carolina | 0 | - | 4.21 | 26,673 |
| State Quiz - South Dakota | 0 | - | 4.23 | 24,752 |
| State Quiz - Utah | 0 | - | 4.39 | 31,298 |
| State Quiz - Vermont | 0 | - | 4.33 | 26,286 |
| American History Quotes #1 | 0 | - | 4.37 | 96,104 |
| American History Quotes #2 | 0 | - | 4.38 | 41,443 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,277 |
| Regions of U.S. States | 0 | - | 4.37 | 43,988 |
