| Deadliest U.S. Wars | 0 | - | 4.89 | 189,134 |
| US States Quiz | 0 | - | 5.00 | 16,681,138 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,787 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,564 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,513 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,570 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,770 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,286 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,467 |
| US States with an Empty Map | 0 | - | 5.00 | 618,191 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,559 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,801 |
| Rivers of the United States | 0 | - | 4.93 | 65,431 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,711 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,208 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,375 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,461 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,949 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,609 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,603 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,016 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,022 |
| Six Flags Over Texas | 0 | - | 4.79 | 62,977 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,022 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,601 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,481 |
| State Quiz - Michigan | 0 | - | 4.27 | 51,833 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,422 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,020 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,296 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,094 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,315 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,465 |
| State Quiz - California | 0 | - | 4.68 | 63,914 |
| State Quiz - Florida | 0 | - | 4.47 | 61,897 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 70,835 |
| State Quiz - New York | 0 | - | 4.52 | 45,697 |
| State Quiz - Texas | 0 | - | 4.43 | 62,453 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,700 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,148 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,729 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,246 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,454 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,384 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,058 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,362 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,546 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,502 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,054 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 742,805 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,945 |
| History of Florida | 0 | - | 4.45 | 9,757 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,865 |
| History of Michigan | 0 | - | 4.26 | 6,899 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,184 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,285 |
| History of Texas | 0 | - | 4.43 | 14,547 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,010 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,379,053 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,662,710 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,176 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,956 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,531 |
| Canadian Prime Ministers | 0 | - | 4.63 | 56,973 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,484 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,827 |
| States that Beat California | 0 | - | 4.54 | 63,195 |
| States that Beat New York | 0 | - | 4.51 | 44,510 |
| States that Beat Texas | 0 | - | 4.58 | 44,068 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,634 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,158 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 37,981 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,722 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,804 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,958 |
| Top U.S. Universities | 0 | - | 4.15 | 143,923 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,298 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,322 |
| Arms Exports - United States | 0 | - | 4.70 | 54,271 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,869 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,366 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,064 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,452 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,663 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.20 | 10,801 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,770 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,612 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,299 |
| Hawaiian Islands | 0 | - | 4.83 | 42,407 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,194 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,126 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,223 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,278 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,525 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,849 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,576 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,876 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,009 |
| State Quiz - Washington | 0 | - | 4.45 | 36,139 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,650 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,309 |
| U.S. States by Clue #1 | 0 | - | 4.52 | 38,531 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,623 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,352 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,416 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,404 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,403 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,549 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,329 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,432 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,971 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,220 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,309 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,271 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,273 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,959 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,347 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,571 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,321 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,570 |
| U.S. Geography By Letter - H | 0 | - | 4.38 | 39,289 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,345 |
| American Political Words | 0 | - | 4.39 | 23,329 |
| American Founding Fathers | 0 | - | 4.41 | 23,063 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,099 |
| California Groups of Things | 0 | - | 4.25 | 45,252 |
| California Cities A-Z | 0 | - | 4.06 | 16,973 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,468 |
| History of California | 0 | - | 4.40 | 18,688 |
| California by Picture | 0 | - | 4.36 | 16,473 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,199 |
| New York Groups of Things | 0 | - | 4.38 | 59,912 |
| Fictional Characters from New York | 0 | - | 4.07 | 21,363 |
| History of New York | 0 | - | 4.36 | 16,275 |
| Texas A-Z | 0 | - | 4.18 | 16,298 |
| People on Money - United States | 0 | - | 4.31 | 63,196 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,219 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,058 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,583 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 40,958 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,051 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,212 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,309 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 101,728 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,420 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,857 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,179 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,765 |
| Free in the Answers | 0 | - | 4.10 | 51,240 |
| State Quiz - Alabama | 0 | - | 4.25 | 27,741 |
| States that Beat Alaska | 0 | - | 4.49 | 26,372 |
| Countries Closest to Florida | 0 | - | 4.33 | 23,916 |
| States that Beat Florida | 0 | - | 4.32 | 40,576 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,140 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 72,972 |
| New York City by Picture | 0 | - | 4.37 | 27,732 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,083 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,440 |
| American History Quotes #1 | 0 | - | 4.37 | 95,658 |
| American History Quotes #2 | 0 | - | 4.38 | 41,214 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,062 |
| Regions of U.S. States | 0 | - | 4.37 | 43,418 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,335 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,668 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,073 |
| Movies by State | 0 | - | 4.27 | 40,435 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.20 | 21,047 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.10 | 19,037 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,116 |
| Monarchies of Europe | 0 | - | 4.90 | 97,219 |
| Monarchies of Asia | 0 | - | 4.97 | 70,543 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,381 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,518 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,131 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,300 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,049 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,009 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,105 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,168 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,424 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 33,775 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,238 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,931 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,305 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,275 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,371 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,452 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,843 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,138 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,538 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,035 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,613 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,631 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,010 |
| Pixelated United States Map | 0 | - | 4.89 | 93,328 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,304 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,730 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,320 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,120 |
| Children of U.S. Presidents | 0 | - | 3.95 | 16,640 |
