| Deadliest U.S. Wars | 0 | - | 4.89 | 191,207 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,603 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,255 |
| US States Quiz | 0 | - | 5.00 | 16,921,895 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,340 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,976 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,016 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,238 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,247 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,715 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,859 |
| US States with an Empty Map | 0 | - | 5.00 | 626,116 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,403 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,537 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,683 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,118 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 748,105 |
| Rivers of the United States | 0 | - | 4.93 | 66,365 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,399 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,509 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,362 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,768 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,455 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,611 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,240 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,944 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,696 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,545,438 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,416 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,652 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,926 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,293 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,314 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,286 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,995 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,140 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,477 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,320 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,484 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 35,534 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,355 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,690 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,140 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,790 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,540 |
| California Groups of Things | 0 | - | 4.25 | 45,530 |
| State Quiz - California | 0 | - | 4.69 | 64,571 |
| State Quiz - Florida | 0 | - | 4.47 | 62,435 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,623 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,292 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,764 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,441 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,533 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,867 |
| New York Groups of Things | 0 | - | 4.35 | 63,958 |
| State Quiz - New York | 0 | - | 4.52 | 46,225 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,216 |
| State Quiz - Texas | 0 | - | 4.43 | 62,974 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,119 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,233 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,374 |
| State Quiz - Washington | 0 | - | 4.45 | 36,505 |
| People on Money - United States | 0 | - | 4.31 | 63,378 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 45,128 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,862 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,868 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,747 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,040 |
| California Cities A-Z | 0 | - | 4.06 | 17,317 |
| History of Florida | 0 | - | 4.45 | 9,844 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,063 |
| History of Texas | 0 | - | 4.43 | 14,654 |
| Texas A-Z | 0 | - | 4.19 | 16,392 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,081 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,394,062 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,685,642 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,843 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,878 |
| State Quiz - Colorado | 0 | - | 4.38 | 48,402 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,481 |
| History of Louisiana | 0 | - | 4.46 | 9,563 |
| State Quiz - Maine | 0 | - | 4.52 | 25,480 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,489 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,288 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,472 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,818 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,154 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,678 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,470 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,873 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,806 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,330 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 149,008 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,906 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,931 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,193 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,656 |
| Top U.S. Universities | 0 | - | 4.15 | 145,388 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,341 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,167 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,359 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,736 |
| Arms Exports - United States | 0 | - | 4.77 | 62,538 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,557 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 24,088 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,051 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,935 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,934 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,445 |
| Hawaiian Islands | 0 | - | 4.83 | 42,780 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,430 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,530 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,272 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,398 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,388 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,834 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,491 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,220 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,996 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,904 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,810 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,600 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,555 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,516 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,851 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,938 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,584 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,676 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,641 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,355 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,994 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,326 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,812 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,297 |
| American Founding Fathers | 0 | - | 4.42 | 23,243 |
| 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 | 16,179 |
| 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 | 13,241 |
| History of Illinois | 0 | - | 4.24 | 11,235 |
| History of Maryland | 0 | - | 4.06 | 6,704 |
| History of Massachusetts | 0 | - | 4.14 | 8,405 |
| History of Michigan | 0 | - | 4.26 | 6,961 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,417 |
| History of New York | 0 | - | 4.36 | 16,379 |
| History of New Jersey | 0 | - | 4.38 | 7,282 |
| North Carolina Counties | 0 | - | 4.54 | 53,425 |
| History of Ohio | 0 | - | 4.14 | 7,361 |
| History of Tennessee | 0 | - | 4.29 | 7,675 |
| History of Washington State | 0 | - | 4.27 | 6,889 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,508 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,199 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,460 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,840 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,104 |
| U.S. States by Emoji | 0 | - | 4.48 | 101,089 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,388 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,137 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,763 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,177 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,180 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,183 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,719 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,624 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,626 |
| Names of Generations | 0 | - | 4.09 | 45,219 |
| Free in the Answers | 0 | - | 4.08 | 51,631 |
| State Quiz - Alabama | 0 | - | 4.26 | 28,054 |
| State Quiz - Arkansas | 0 | - | 4.30 | 24,872 |
| State Quiz - Connecticut | 0 | - | 4.29 | 25,650 |
| Countries Closest to Florida | 0 | - | 4.34 | 24,270 |
| State Quiz - Delaware | 0 | - | 4.39 | 23,129 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,208 |
| State Quiz - Indiana | 0 | - | 4.22 | 30,831 |
| State Quiz - Iowa | 0 | - | 4.37 | 25,435 |
| State Quiz - Kansas | 0 | - | 4.23 | 25,579 |
| State Quiz - Louisiana | 0 | - | 4.36 | 28,654 |
| State Quiz - Maryland | 0 | - | 4.26 | 28,318 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,425 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,110 |
| State Quiz - Montana | 0 | - | 4.24 | 24,266 |
| State Quiz - Nevada | 0 | - | 4.40 | 31,100 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,148 |
| 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 | 81,573 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,040 |
| State Quiz - Oklahoma | 0 | - | 4.40 | 26,041 |
| State Quiz - Oregon | 0 | - | 4.36 | 28,832 |
| It's Always Sunny in Philadelphia Quiz | 0 | - | 4.34 | 15,875 |
| State Quiz - South Carolina | 0 | - | 4.21 | 26,673 |
| State Quiz - South Dakota | 0 | - | 4.23 | 24,753 |
| State Quiz - Utah | 0 | - | 4.39 | 31,301 |
| State Quiz - Vermont | 0 | - | 4.33 | 26,288 |
| American History Quotes #1 | 0 | - | 4.37 | 96,104 |
| American History Quotes #2 | 0 | - | 4.38 | 41,445 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,277 |
| Regions of U.S. States | 0 | - | 4.37 | 43,995 |
