| Deadliest U.S. Wars | 0 | - | 4.83 | 159,109 |
| Six Flags Over Texas | 0 | - | 4.84 | 59,083 |
| US States Quiz | 0 | - | 5.00 | 14,873,241 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 100,819 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 101,558 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,287 |
| California Cities Map Quiz | 0 | - | 4.49 | 82,608 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,246 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 278,052 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 125,447 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,757 |
| US States with an Empty Map | 0 | - | 5.00 | 558,772 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 41,622 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,101 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,690 |
| State Quiz - California | 0 | - | 4.65 | 57,113 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 21,151 |
| Rivers of the United States | 0 | - | 4.92 | 57,501 |
| U.S. Federal Agency Acronyms | 0 | - | 4.51 | 76,340 |
| Countries Closest to Alaska | 0 | - | 4.92 | 99,794 |
| Countries Closest to Maine | 0 | - | 4.85 | 59,488 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,322 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 71,875 |
| Florida Cities Map Quiz | 0 | - | 4.49 | 57,713 |
| New York Cities Map Quiz | 0 | - | 4.54 | 39,876 |
| U.S. States that Border Canada | 0 | - | 4.90 | 166,365 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 91,277 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 52,282 |
| U.S. Cabinet Departments | 0 | - | 4.85 | 67,895 |
| States that Beat California | 0 | - | 4.57 | 57,987 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,267,736 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 196,330 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.52 | 34,229 |
| Biggest Trading Partners - US | 0 | - | 4.63 | 102,045 |
| Famous People from California by Picture | 0 | - | 4.31 | 32,136 |
| State Quiz - Florida | 0 | - | 4.44 | 56,235 |
| Countries that Visit Florida the Most | 0 | - | 4.58 | 49,945 |
| State Quiz - New York | 0 | - | 4.47 | 37,020 |
| State Quiz - Texas | 0 | - | 4.44 | 56,672 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 41,476 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 62,436 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,794 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,702 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,488 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 60,860 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 58,859 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 39,522 |
| Asian Last Names in the United States | 0 | - | 4.41 | 43,527 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.18 | 704,495 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,047 |
| American Political Words | 0 | - | 4.41 | 22,387 |
| History of California | 0 | - | 4.38 | 17,582 |
| History of Florida | 0 | - | 4.44 | 8,772 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 19,675 |
| Who Did that Motown Song | 0 | - | 4.45 | 12,692 |
| 10 Closest Megacities to New York City | 0 | - | 4.51 | 64,450 |
| Texas Cities Map Quiz | 0 | - | 4.37 | 78,016 |
| History of Texas | 0 | - | 4.41 | 13,542 |
| Washington Cities Map Quiz | 0 | - | 4.47 | 23,240 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,254,095 |
| US States by Borders in 30 Seconds | 0 | - | 4.75 | 2,412,867 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 37,539 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 35,462 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 103,691 |
| Canadian Prime Ministers Quiz | 0 | - | 4.64 | 50,144 |
| United States Map Quiz | 0 | - | 4.98 | 3,919,760 |
| State Quiz - Michigan | 0 | - | 4.25 | 47,196 |
| States that Beat Texas | 0 | - | 4.57 | 41,318 |
| Washington D.C. by Picture | 0 | - | 4.52 | 25,322 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.37 | 54,724 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.27 | 35,060 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 31,388 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.51 | 27,649 |
| Biggest Trading Partners - Colombia | 0 | - | 4.89 | 35,885 |
| Top U.S. Universities | 0 | - | 4.12 | 114,093 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.38 | 7,898 |
| Countries Closest to United States A-Z | 0 | - | 4.84 | 108,033 |
| Arms Exports - United States | 0 | - | 4.64 | 48,849 |
| All U.S. Supreme Court Justices | 0 | - | 4.49 | 27,388 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.11 | 25,151 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.08 | 14,808 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.17 | 10,143 |
| State Quiz - Alaska | 0 | - | 4.43 | 37,795 |
| Hawaiian Islands | 0 | - | 4.85 | 38,669 |
| Countries Closest to Hawaii | 0 | - | 4.51 | 48,122 |
| State Quiz - New Jersey | 0 | - | 4.45 | 31,647 |
| State Quiz - Pennsylvania | 0 | - | 4.49 | 42,737 |
| State Quiz - Virginia | 0 | - | 4.51 | 33,213 |
| State Quiz - Washington | 0 | - | 4.45 | 32,594 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.44 | 51,136 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 36,936 |
| U.S. States by Clue #1 | 0 | - | 4.48 | 33,148 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,385 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,289 |
| U.S. States with More Cows than People | 0 | - | 4.58 | 39,337 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 68,058 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 69,899 |
| Longest U.S. State Borders | 0 | - | 4.59 | 34,594 |
| Tourist Attractions by U.S. State | 0 | - | 4.45 | 60,445 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 106,205 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,150 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 107,472 |
| California Groups of Things | 0 | - | 4.23 | 43,017 |
| Fictional Characters from California | 0 | - | 4.21 | 21,506 |
| California by Picture | 0 | - | 4.39 | 15,756 |
| ALL California Cities | 0 | - | 4.36 | 39,417 |
| Musical Acts from Los Angeles Quiz | 0 | - | 4.24 | 12,728 |
| Movies Set in San Francisco | 0 | - | 4.18 | 19,546 |
| History of Michigan | 0 | - | 4.21 | 6,289 |
| New York Groups of Things | 0 | - | 4.39 | 57,481 |
| Fictional Characters from New York | 0 | - | 4.05 | 20,893 |
| History of New York | 0 | - | 4.33 | 15,204 |
| Famous People from Texas by Picture | 0 | - | 4.04 | 31,712 |
| Texas A-Z | 0 | - | 4.16 | 15,486 |
| People on Money - United States | 0 | - | 4.31 | 61,888 |
| U.S. History Groups of Two | 0 | - | 4.28 | 35,507 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 46,544 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 43,431 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.52 | 32,665 |
| U.S. States by Emoji | 0 | - | 4.48 | 92,743 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.42 | 55,161 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.69 | 140,257 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.74 | 45,457 |
| Monarchies of Asia | 0 | - | 4.95 | 54,439 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,497 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 223,127 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.84 | 34,102 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 65,873 |
| U.S. Bill of Rights | 0 | - | 4.53 | 31,148 |
| Things that are "Free" | 0 | - | 4.15 | 46,999 |
| State Quiz - Alabama | 0 | - | 4.21 | 24,181 |
| States that Beat Alaska | 0 | - | 4.48 | 24,706 |
| State Quiz - Arizona | 0 | - | 4.39 | 29,015 |
| Countries Closest to Florida | 0 | - | 4.25 | 20,360 |
| States that Beat Florida | 0 | - | 4.24 | 37,393 |
| Movies Set in Chicago Quiz | 0 | - | 4.48 | 27,415 |
| Cities and Towns of Massachusetts | 0 | - | 4.90 | 61,302 |
| New York City by Picture | 0 | - | 4.36 | 26,170 |
| States that Beat New York | 0 | - | 4.45 | 30,591 |
| American History Quotes #1 | 0 | - | 4.40 | 91,759 |
| American History Quotes #2 | 0 | - | 4.38 | 39,356 |
| Last Names in U.S. History #1 | 0 | - | 4.24 | 34,359 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,809 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.46 | 49,008 |
| Category Elimination - U.S. States #2 | 0 | - | 4.79 | 116,537 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 341,600 |
| Movies by State Quiz | 0 | - | 4.23 | 39,453 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.21 | 19,490 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.07 | 17,712 |
| Catholic Countries in Europe | 0 | - | 4.87 | 84,475 |
| Monarchies of Europe | 0 | - | 4.88 | 87,610 |
| U.S States with the Most Cows | 0 | - | 4.60 | 18,364 |
| English Monarchs Quiz | 0 | - | 4.91 | 450,554 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,925 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,319 |
| Top 10 Richest Countries in Asia | 0 | - | 4.87 | 82,342 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 102,605 |
| Top 10 Richest Countries in Africa | 0 | - | 4.87 | 68,372 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 110,525 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 68,918 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,160 |
| Mexico Country Quiz | 0 | - | 4.48 | 66,849 |
| Colombia Country Quiz | 0 | - | 4.89 | 35,424 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.81 | 53,099 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.94 | 138,631 |
| Total United States Immigration by Country | 0 | - | 4.89 | 97,415 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.93 | 148,141 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 70,194 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 187,005 |
| Pixelated United States Map | 0 | - | 4.90 | 82,906 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 94,332 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 79,498 |
| 500 Biggest US Cities | 0 | - | 4.87 | 99,520 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.33 | 10,403 |
| Children of U.S. Presidents | 0 | - | 3.92 | 16,226 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,198,551 |
| America the Beautiful Lyrics | 0 | - | 4.26 | 19,227 |
| American Founding Fathers | 0 | - | 4.36 | 22,132 |
| Famous People from Alabama by Picture | 0 | - | 4.03 | 22,796 |
| California Counties | 0 | - | 4.38 | 98,783 |
| California Cities starting with SAN or SANTA | 0 | - | 4.24 | 11,076 |
| Los Angeles vs. New York | 0 | - | 4.39 | 16,550 |
| State Quiz - Colorado | 0 | - | 4.36 | 35,796 |
| State Quiz - Georgia | 0 | - | 4.44 | 28,404 |
| State Quiz - Idaho | 0 | - | 4.58 | 24,342 |
| Famous People from Illinois by Picture | 0 | - | 4.02 | 18,936 |
| Famous People from Indiana by Picture | 0 | - | 4.32 | 22,853 |
| State Quiz - Kentucky | 0 | - | 4.45 | 28,961 |
| History of Louisiana | 0 | - | 4.44 | 8,788 |
| State Quiz - Maine | 0 | - | 4.51 | 22,338 |
| Famous People from Maryland by Picture | 0 | - | 4.16 | 15,584 |
| Famous People from Massachusetts by Picture | 0 | - | 4.25 | 22,742 |
| Famous People from Michigan by Picture | 0 | - | 4.25 | 19,693 |
| State Quiz - Minnesota | 0 | - | 4.37 | 32,583 |
| Famous People from New York by Picture | 0 | - | 4.02 | 25,589 |
| State Quiz - Mississippi | 0 | - | 4.41 | 20,667 |
| Famous Missourians Quiz | 0 | - | 4.03 | 6,069 |
| State Quiz - Missouri | 0 | - | 4.42 | 21,739 |
| State Quiz - Nebraska | 0 | - | 4.53 | 21,237 |
| Las Vegas Casinos Quiz | 0 | - | 4.07 | 36,502 |
