| Countries Closest to Alaska | 0 | - | 4.93 | 123,521 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,569 |
| US States Quiz | 0 | - | 5.00 | 16,733,907 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,819 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,025 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,475 |
| US States with an Empty Map | 0 | - | 5.00 | 619,878 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,861 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,596 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,774 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,972 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,172 |
| Rivers of the United States | 0 | - | 4.93 | 65,648 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,089 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,038 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,852 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,260 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,615 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,215 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,972 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,750 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,842 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,543 |
| State Quiz - California | 0 | - | 4.68 | 64,069 |
| State Quiz - Florida | 0 | - | 4.47 | 62,026 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,378 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,312 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,208 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,286 |
| State Quiz - Michigan | 0 | - | 4.27 | 51,937 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,614 |
| State Quiz - New York | 0 | - | 4.52 | 45,821 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,943 |
| State Quiz - Texas | 0 | - | 4.43 | 62,580 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,063 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,699 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,960 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,092 |
| State Quiz - Washington | 0 | - | 4.45 | 36,215 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,522,312 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,905 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,806 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,196 |
| California Groups of Things | 0 | - | 4.25 | 45,301 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,214 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,315 |
| New York Groups of Things | 0 | - | 4.38 | 59,975 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,874 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,374 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,891 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,783 |
| History of Florida | 0 | - | 4.45 | 9,776 |
| History of Michigan | 0 | - | 4.26 | 6,909 |
| History of Texas | 0 | - | 4.43 | 14,565 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,028 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,382,992 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,667,560 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,561 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,705 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,391 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,687 |
| State Quiz - Colorado | 0 | - | 4.35 | 47,987 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,671 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,283 |
| History of Louisiana | 0 | - | 4.46 | 9,503 |
| State Quiz - Maine | 0 | - | 4.52 | 25,281 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,214 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,071 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,296 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,617 |
| State Quiz - Nebraska | 0 | - | 4.53 | 23,976 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,425 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,533 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,110 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,678 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,675 |
| State Quiz - West Virginia | 0 | - | 4.42 | 21,870 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,007 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,704 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,493 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,632 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,467 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,135 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,240 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 41,011 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,416 |
| Arms Exports - United States | 0 | - | 4.70 | 58,246 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 23,978 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,697 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,446 |
| Hawaiian Islands | 0 | - | 4.83 | 42,491 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,380 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,284 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,141 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,700 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,353 |
| U.S. States by Clue #1 | 0 | - | 4.49 | 38,709 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,458 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,251 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 53,176 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,430 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,570 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,320 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,506 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,474 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,507 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,127 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,474 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,598 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,642 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,607 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,595 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,274 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,694 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,879 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,707 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,842 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,605 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,053 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,519 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,437 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,998 |
| Free in the Answers | 0 | - | 4.11 | 51,306 |
| American Founding Fathers | 0 | - | 4.41 | 23,085 |
| State Quiz - Alabama | 0 | - | 4.25 | 27,815 |
| States that Beat Alaska | 0 | - | 4.49 | 26,410 |
| State Quiz - Arkansas | 0 | - | 4.30 | 24,679 |
| California Cities A-Z | 0 | - | 4.06 | 17,048 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,478 |
| History of California | 0 | - | 4.40 | 18,707 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 15,893 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,913 |
| State Quiz - Connecticut | 0 | - | 4.29 | 25,419 |
| Countries Closest to Florida | 0 | - | 4.33 | 24,002 |
| Movies Set in Miami | 0 | - | 4.32 | 16,682 |
| State Quiz - Delaware | 0 | - | 4.39 | 22,952 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,189 |
| History of Illinois | 0 | - | 4.24 | 11,185 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,151 |
| State Quiz - Indiana | 0 | - | 4.22 | 30,590 |
| State Quiz - Iowa | 0 | - | 4.37 | 25,220 |
| State Quiz - Kansas | 0 | - | 4.23 | 25,377 |
| State Quiz - Louisiana | 0 | - | 4.36 | 28,420 |
| State Quiz - Maryland | 0 | - | 4.26 | 28,090 |
| History of Maryland | 0 | - | 4.06 | 6,654 |
| History of Massachusetts | 0 | - | 4.14 | 8,342 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,200 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,941 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,377 |
| History of New York | 0 | - | 4.36 | 16,294 |
| State Quiz - Montana | 0 | - | 4.24 | 24,064 |
| State Quiz - Nevada | 0 | - | 4.40 | 30,891 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,096 |
| State Quiz - New Hampshire | 0 | - | 4.34 | 21,842 |
| History of New Jersey | 0 | - | 4.38 | 7,216 |
| State Quiz - New Mexico | 0 | - | 4.38 | 24,184 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,321 |
| Texas A-Z | 0 | - | 4.18 | 16,321 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,591 |
| History of Ohio | 0 | - | 4.14 | 7,315 |
| State Quiz - Oklahoma | 0 | - | 4.40 | 25,859 |
| State Quiz - Oregon | 0 | - | 4.36 | 28,589 |
| It's Always Sunny in Philadelphia Quiz | 0 | - | 4.34 | 15,785 |
| State Quiz - South Carolina | 0 | - | 4.21 | 26,484 |
| State Quiz - South Dakota | 0 | - | 4.23 | 24,570 |
| History of Tennessee | 0 | - | 4.29 | 7,639 |
| State Quiz - Utah | 0 | - | 4.39 | 31,045 |
| State Quiz - Vermont | 0 | - | 4.33 | 26,081 |
| History of Washington State | 0 | - | 4.27 | 6,844 |
| State Quiz - Wyoming | 0 | - | 4.40 | 22,862 |
| American History Quotes #1 | 0 | - | 4.37 | 95,732 |
| People on Money - United States | 0 | - | 4.31 | 63,231 |
| American History Quotes #2 | 0 | - | 4.38 | 41,248 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,285 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,762 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,106 |
| Regions of U.S. States | 0 | - | 4.37 | 43,545 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,348 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,159 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,657 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 40,999 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,278 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,716 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,230 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,994 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,363 |
| Movies by State | 0 | - | 4.27 | 40,459 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,615 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,629 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 101,843 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,490 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,584 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,076 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,331 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,340 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,807 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,414 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,468 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,583 |
| States that Beat California | 0 | - | 4.54 | 63,313 |
