| Deadliest U.S. Wars | 0 | - | 4.89 | 190,978 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,491 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,204 |
| US States Quiz | 0 | - | 5.00 | 16,902,914 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,078 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,836 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,960 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,756 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,211 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,594 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,766 |
| US States with an Empty Map | 0 | - | 5.00 | 625,517 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,261 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,394 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,481 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,913 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 747,706 |
| Rivers of the United States | 0 | - | 4.93 | 66,279 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,378 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,299 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,254 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,643 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,415 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,322 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,194 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,919 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,448 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,542,955 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,132 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,472 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,871 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,134 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,151 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,139 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,838 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 53,969 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,361 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,197 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,359 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,210 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,621 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,120 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,765 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,504 |
| California Groups of Things | 0 | - | 4.25 | 45,512 |
| State Quiz - California | 0 | - | 4.69 | 64,516 |
| State Quiz - Florida | 0 | - | 4.47 | 62,401 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,611 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,287 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,713 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,418 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,512 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,848 |
| New York Groups of Things | 0 | - | 4.35 | 63,862 |
| State Quiz - New York | 0 | - | 4.52 | 46,188 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,201 |
| State Quiz - Texas | 0 | - | 4.43 | 62,935 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,082 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,216 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,345 |
| State Quiz - Washington | 0 | - | 4.45 | 36,477 |
| People on Money - United States | 0 | - | 4.31 | 63,362 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 45,096 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,820 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,824 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,723 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,015 |
| California Cities A-Z | 0 | - | 4.06 | 17,284 |
| History of Florida | 0 | - | 4.45 | 9,835 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,059 |
| History of Texas | 0 | - | 4.43 | 14,645 |
| Texas A-Z | 0 | - | 4.19 | 16,381 |
| History of Ohio | 0 | - | 4.14 | 7,355 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,073 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,393,045 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,684,088 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,818 |
| United States Map Quiz | 0 | - | 4.98 | 4,162,048 |
| State Quiz - Colorado | 0 | - | 4.38 | 48,373 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,458 |
| History of Louisiana | 0 | - | 4.46 | 9,555 |
| State Quiz - Maine | 0 | - | 4.52 | 25,458 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,470 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,252 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,454 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,804 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,139 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,674 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,668 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,860 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,776 |
| State Quiz - West Virginia | 0 | - | 4.42 | 22,008 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,300 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,822 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,781 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,805 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,071 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,531 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 31,070 |
| Top U.S. Universities | 0 | - | 4.15 | 145,280 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,338 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 51,686 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,285 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,701 |
| Arms Exports - United States | 0 | - | 4.77 | 62,479 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,550 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 24,078 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,009 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,910 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,921 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,379 |
| Hawaiian Islands | 0 | - | 4.83 | 42,755 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,415 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,512 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,257 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,389 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,357 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,815 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,478 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,171 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,971 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,857 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,791 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,564 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,470 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,509 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,827 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,889 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,564 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,661 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,627 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,337 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,946 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,320 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,780 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,257 |
| American Founding Fathers | 0 | - | 4.42 | 23,234 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,534 |
| History of California | 0 | - | 4.40 | 18,764 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 16,149 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,940 |
| Movies Set in Miami | 0 | - | 4.32 | 16,701 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,234 |
| History of Illinois | 0 | - | 4.24 | 11,229 |
| History of Maryland | 0 | - | 4.06 | 6,697 |
| History of Massachusetts | 0 | - | 4.14 | 8,397 |
| History of Michigan | 0 | - | 4.26 | 6,952 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,410 |
| History of New York | 0 | - | 4.36 | 16,368 |
| History of New Jersey | 0 | - | 4.38 | 7,270 |
| Ohio Counties | 0 | - | 4.48 | 45,906 |
| History of Tennessee | 0 | - | 4.29 | 7,669 |
| History of Washington State | 0 | - | 4.27 | 6,883 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,494 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,147 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,433 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,819 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,099 |
| U.S. States by Emoji | 0 | - | 4.48 | 101,030 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,369 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,122 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,725 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,149 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,137 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,145 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,688 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,563 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,561 |
| Names of Generations | 0 | - | 4.09 | 45,101 |
| Free in the Answers | 0 | - | 4.08 | 51,597 |
| State Quiz - Alabama | 0 | - | 4.26 | 28,039 |
| State Quiz - Arkansas | 0 | - | 4.30 | 24,854 |
| State Quiz - Connecticut | 0 | - | 4.29 | 25,626 |
| Countries Closest to Florida | 0 | - | 4.34 | 24,240 |
| State Quiz - Delaware | 0 | - | 4.39 | 23,105 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,204 |
| State Quiz - Indiana | 0 | - | 4.22 | 30,816 |
| State Quiz - Iowa | 0 | - | 4.37 | 25,419 |
| State Quiz - Kansas | 0 | - | 4.23 | 25,566 |
| State Quiz - Louisiana | 0 | - | 4.36 | 28,640 |
| State Quiz - Maryland | 0 | - | 4.26 | 28,302 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,282 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,105 |
| State Quiz - Montana | 0 | - | 4.24 | 24,250 |
| State Quiz - Nevada | 0 | - | 4.40 | 31,086 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,141 |
| State Quiz - New Hampshire | 0 | - | 4.34 | 21,984 |
| State Quiz - New Mexico | 0 | - | 4.38 | 24,352 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,551 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,007 |
| State Quiz - Oklahoma | 0 | - | 4.40 | 26,022 |
| State Quiz - Oregon | 0 | - | 4.36 | 28,818 |
| It's Always Sunny in Philadelphia Quiz | 0 | - | 4.34 | 15,865 |
| State Quiz - South Carolina | 0 | - | 4.21 | 26,663 |
| State Quiz - South Dakota | 0 | - | 4.23 | 24,735 |
| State Quiz - Utah | 0 | - | 4.39 | 31,278 |
| State Quiz - Vermont | 0 | - | 4.33 | 26,267 |
| American History Quotes #1 | 0 | - | 4.37 | 96,077 |
| American History Quotes #2 | 0 | - | 4.38 | 41,431 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,266 |
