| U.S. Bill of Rights | 0 | - | 4.53 | 32,515 |
| US States Quiz | 0 | - | 5.00 | 16,849,436 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,950 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,454 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,636 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,544 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,998 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,695 |
| US States with an Empty Map | 0 | - | 5.00 | 623,785 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,130 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,240 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,474 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,863 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,010 |
| Rivers of the United States | 0 | - | 4.93 | 66,113 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,067 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,141 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,510 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,776 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.20 | 10,855 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,196 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,030 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,618 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,315 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,562 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,496 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,885 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,856 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,462 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,287 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,583 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,048 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,835 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,535,905 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,454 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 42,063 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,623 |
| Arms Exports - United States | 0 | - | 4.75 | 62,331 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,692,153 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,463 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,335 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,069 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,017 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,326 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,088 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,599 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,494 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,611 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,053 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,277 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,730 |
| American Political Words | 0 | - | 4.39 | 23,405 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,390,068 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,678,403 |
| Prime Ministers of the UK | 0 | - | 4.95 | 438,298 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,354 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,827 |
| United States Map Quiz | 0 | - | 4.98 | 4,155,419 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 746,619 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,924 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,843 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,209 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,319 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,310 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,879 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,750 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,354 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,352 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,766 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,756 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,202 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,804 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,458 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,293 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,964 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,734 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,273 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 426,145 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,016 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,687 |
| State Quiz - California | 0 | - | 4.69 | 64,357 |
| State Quiz - Florida | 0 | - | 4.47 | 62,284 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,177 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,533 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,595 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,359 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,435 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,772 |
| State Quiz - New York | 0 | - | 4.52 | 46,052 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,120 |
| State Quiz - Texas | 0 | - | 4.43 | 62,822 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,965 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,143 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,274 |
| State Quiz - Washington | 0 | - | 4.45 | 36,392 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,777 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,445 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,040 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,697 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,799 |
| Most Visited U.S. States by JetPunkers | 0 | - | 4.30 | 44,505 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,486 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,942 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,984 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,578 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,709 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,720 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,683 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,033 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,030 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,027 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,722 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 53,592 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,293 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,082 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,252 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,067 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,683 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 381,276 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 191,528 |
| American Founding Fathers | 0 | - | 4.42 | 23,211 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,397 |
| California Groups of Things | 0 | - | 4.25 | 45,447 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,253 |
| New York Groups of Things | 0 | - | 4.35 | 63,414 |
| People on Money - United States | 0 | - | 4.31 | 63,328 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,430 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 45,019 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,770 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,797 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,845 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,036 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,618 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,768 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,521 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,477 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,410 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,857 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,420 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,384 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,314 |
| Names of Generations | 0 | - | 4.09 | 44,607 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,533 |
| Free in the Answers | 0 | - | 4.08 | 51,486 |
| States that Beat California | 0 | - | 4.54 | 63,566 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,017 |
| State Quiz - Colorado | 0 | - | 4.38 | 48,266 |
| History of Florida | 0 | - | 4.45 | 9,819 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,400 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,188 |
| History of Louisiana | 0 | - | 4.46 | 9,536 |
| State Quiz - Maine | 0 | - | 4.52 | 25,388 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,385 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,852 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,151 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,073 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,050 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,152 |
| States that Beat New York | 0 | - | 4.50 | 44,928 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,399 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,742 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,080 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,131 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,478 |
| History of Texas | 0 | - | 4.43 | 14,614 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,865 |
| States that Beat Texas | 0 | - | 4.58 | 44,317 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,592 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,622 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,326 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,796 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,064 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,743 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,369 |
| State Quiz - West Virginia | 0 | - | 4.42 | 21,954 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,209 |
| American History Quotes #1 | 0 | - | 4.37 | 95,989 |
| American History Quotes #2 | 0 | - | 4.38 | 41,382 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,226 |
| Regions of U.S. States | 0 | - | 4.37 | 43,825 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,377 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,906 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,820 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,454 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,782 |
| U.S. States with the Most National Parks | 0 | - | 4.65 | 25,669 |
| Movies by State | 0 | - | 4.27 | 40,532 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,079 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,415 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,356 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,186 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,117 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,492 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,200 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,899 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,722 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,736 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,986 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,462 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 30,973 |
