| U.S. Cabinet Departments | 0 | - | 4.86 | 71,151 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 78,795 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 185,001 |
| US States Quiz | 0 | - | 5.00 | 16,104,849 |
| Top 10 Coldest U.S. States | 0 | - | 4.93 | 119,913 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 120,492 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.81 | 60,187 |
| U.S. Bill of Rights | 0 | - | 4.53 | 31,956 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 37,632 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 313,728 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 141,612 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 43,816 |
| US States with an Empty Map | 0 | - | 5.00 | 600,368 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 89,576 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 126,739 |
| Rivers of the United States | 0 | - | 4.92 | 62,717 |
| All U.S. Supreme Court Justices | 0 | - | 4.51 | 28,394 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.13 | 25,801 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,253 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.44 | 11,279 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.20 | 10,602 |
| Countries Closest to Alaska | 0 | - | 4.91 | 106,460 |
| Countries Closest to Maine | 0 | - | 4.83 | 63,889 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 200,441 |
| Top 10 Most Native American U.S. States | 0 | - | 4.85 | 87,497 |
| Canadian Prime Ministers Quiz | 0 | - | 4.63 | 54,975 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 233,439 |
| American Political Words | 0 | - | 4.39 | 23,047 |
| U.S. States that Border Canada | 0 | - | 4.91 | 174,488 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.93 | 55,961 |
| U.S. States by Governor Quiz | 0 | - | 4.42 | 17,648 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,159 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,010 |
| Fifty US States in One Minute | 0 | - | 4.54 | 3,453,998 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 211,205 |
| Category Elimination - U.S. States #2 | 0 | - | 4.81 | 126,691 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 36,270 |
| Biggest Trading Partners - US | 0 | - | 4.63 | 105,221 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 41,542 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,508,544 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.19 | 43,858 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 65,094 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 48,939 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 77,623 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 39,071 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 63,241 |
| Top 10 Least Religious U.S. States | 0 | - | 4.50 | 33,282 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.78 | 62,006 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 40,949 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 65,232 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 49,599 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.18 | 729,504 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 69,134 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 66,496 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.68 | 1,345,036 |
| US States by Borders in 30 Seconds | 0 | - | 4.74 | 2,598,116 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 38,721 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,535 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 116,637 |
| Asian Last Names in the United States | 0 | - | 4.43 | 45,634 |
| United States Map Quiz | 0 | - | 4.98 | 4,080,049 |
| Senators Who Ran For President | 0 | - | 4.28 | 16,789 |
| U.S. Electoral College Landslides | 0 | - | 4.34 | 21,694 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 56,454 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 37,212 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.51 | 28,428 |
| U.S. States With No City Over 100,000 | 0 | - | 4.55 | 17,182 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 38,880 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.36 | 8,205 |
| Countries Closest to United States A-Z | 0 | - | 4.83 | 114,099 |
| Arms Exports - United States | 0 | - | 4.63 | 49,863 |
| U.S. Presidents by Picture | 0 | - | 4.86 | 414,493 |
| State Quiz - Alaska | 0 | - | 4.42 | 40,480 |
| State Quiz - Arizona | 0 | - | 4.43 | 35,179 |
| California Cities Map Quiz | 0 | - | 4.50 | 86,135 |
| State Quiz - California | 0 | - | 4.68 | 61,780 |
| State Quiz - Florida | 0 | - | 4.46 | 60,127 |
| Florida Cities Map Quiz | 0 | - | 4.49 | 59,587 |
| Countries that Visit Florida the Most | 0 | - | 4.56 | 52,280 |
| Countries Closest to Hawaii | 0 | - | 4.53 | 51,430 |
| State Quiz - Illinois | 0 | - | 4.44 | 31,947 |
| New York Cities Map Quiz | 0 | - | 4.54 | 41,348 |
| State Quiz - New York | 0 | - | 4.52 | 44,012 |
| State Quiz - Texas | 0 | - | 4.43 | 60,626 |
| Six Flags Over Texas | 0 | - | 4.79 | 61,748 |
| State Quiz - Pennsylvania | 0 | - | 4.49 | 46,887 |
| State Quiz - Virginia | 0 | - | 4.52 | 38,838 |
| State Quiz - Washington | 0 | - | 4.45 | 35,060 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,175 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 37,846 |
| U.S. States by Clue #1 | 0 | - | 4.52 | 34,325 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 51,558 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 63,848 |
| U.S. States with More Cows than People | 0 | - | 4.61 | 40,055 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,121 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 44,794 |
| Longest U.S. State Borders | 0 | - | 4.63 | 37,820 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 61,860 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 110,930 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 61,919 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 70,446 |
| U.S. Geography by Letter - A | 0 | - | 4.34 | 59,225 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 53,344 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 46,656 |
| U.S. Geography by Letter - P | 0 | - | 4.33 | 44,768 |
| U.S. Geography by Letter - M | 0 | - | 4.19 | 43,819 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 112,074 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 372,533 |
| Famous People from California by Picture | 0 | - | 4.30 | 34,991 |
| California Groups of Things | 0 | - | 4.24 | 44,636 |
| Hawaiian Islands Map Quiz | 0 | - | 4.77 | 21,917 |
| New York Groups of Things | 0 | - | 4.37 | 59,240 |
| Famous People from Texas by Picture | 0 | - | 4.03 | 32,849 |
| People on Money - United States | 0 | - | 4.32 | 62,803 |
| U.S. History Groups of Two | 0 | - | 4.23 | 43,562 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 49,085 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 44,917 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 40,675 |
| U.S. States by Emoji | 0 | - | 4.49 | 97,618 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.43 | 68,954 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 150,428 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.78 | 94,580 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.74 | 47,461 |
| European Secessionist Movements on a Map | 0 | - | 4.52 | 33,831 |
| U.S. State Border Crossings | 0 | - | 4.96 | 87,542 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 71,964 |
| Name a Valid U.S. President #1 | 0 | - | 4.88 | 183,342 |
| Free in the Answers | 0 | - | 4.08 | 50,322 |
| History of Florida | 0 | - | 4.45 | 9,498 |
| Movies Set in Chicago Quiz | 0 | - | 4.45 | 27,905 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 70,095 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,246 |
| Who Did that Motown Song | 0 | - | 4.48 | 12,922 |
| Movies Set in Las Vegas | 0 | - | 4.11 | 31,881 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 80,463 |
| History of Texas | 0 | - | 4.43 | 14,261 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 23,790 |
| American History Quotes #1 | 0 | - | 4.38 | 94,346 |
| American History Quotes #2 | 0 | - | 4.38 | 40,605 |
| Last Names in U.S. History #1 | 0 | - | 4.24 | 35,568 |
| Regions of US States | 0 | - | 4.16 | 32,325 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,173 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,206 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 358,286 |
| Movies by State Quiz | 0 | - | 4.24 | 40,140 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.21 | 20,644 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.08 | 18,681 |
| Catholic Countries in Europe | 0 | - | 4.83 | 91,132 |
| Monarchies of Europe | 0 | - | 4.89 | 94,336 |
| Monarchies of Asia | 0 | - | 4.97 | 68,953 |
| Asian Country Superlatives | 0 | - | 4.83 | 78,616 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 73,464 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 117,205 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 74,271 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 88,427 |
| U.S. Geography by Letter - N | 0 | - | 3.77 | 43,376 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 45,788 |
| U.S. Geography by Letter - F | 0 | - | 3.81 | 36,022 |
| U.S. Geography by Letter - O | 0 | - | 3.40 | 31,904 |
| U.S. Geography by Letter - L | 0 | - | 4.00 | 32,166 |
| U.S. Geography by Letter - G | 0 | - | 4.05 | 30,274 |
| U.S. Geography by Letter - R | 0 | - | 4.14 | 28,012 |
| U.S. Geography By Letter - H | 0 | - | 4.32 | 29,780 |
| Mexico Country Quiz | 0 | - | 4.49 | 70,223 |
| Mexico Cities Map Quiz | 0 | - | 4.74 | 32,562 |
| Colombia Country Quiz | 0 | - | 4.90 | 38,861 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 42,656 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 58,832 |
| U.S. National Parks Quiz | 0 | - | 4.83 | 52,015 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 154,310 |
| Total United States Immigration by Country | 0 | - | 4.90 | 106,149 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 168,606 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 76,234 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.94 | 37,047 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.96 | 213,489 |
| Pixelated United States Map | 0 | - | 4.90 | 89,923 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 103,615 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 87,057 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 110,005 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 40,968 |
| Politicians with Other Careers Quiz | 0 | - | 3.98 | 14,852 |
| Main Parts of the U.S. Budget | 0 | - | 3.49 | 8,513 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,552 |
| American Founding Fathers | 0 | - | 4.37 | 22,803 |
| Famous People from Alabama by Picture | 0 | - | 4.06 | 23,607 |
| States that Beat California | 0 | - | 4.53 | 61,738 |
| State Quiz - Colorado | 0 | - | 4.34 | 46,085 |
| State Quiz - Georgia | 0 | - | 4.43 | 31,032 |
| State Quiz - Idaho | 0 | - | 4.58 | 26,330 |
| Famous People from Illinois by Picture | 0 | - | 4.03 | 19,748 |
| Famous People from Indiana by Picture | 0 | - | 4.33 | 24,255 |
| State Quiz - Kentucky | 0 | - | 4.41 | 31,185 |
| History of Louisiana | 0 | - | 4.46 | 9,295 |
| State Quiz - Maine | 0 | - | 4.51 | 24,390 |
| Famous People from Maryland by Picture | 0 | - | 4.23 | 16,424 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 33,961 |
| Famous People from Massachusetts by Picture | 0 | - | 4.29 | 23,903 |
| State Quiz - Michigan | 0 | - | 4.27 | 50,397 |
| Famous People from Michigan by Picture | 0 | - | 4.29 | 20,847 |
| State Quiz - Minnesota | 0 | - | 4.37 | 35,075 |
