| Deadliest U.S. Wars | 0 | - | 4.89 | 191,776 |
| US States Quiz | 0 | - | 5.00 | 16,994,688 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,846 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,484 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,198 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,346 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,183 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,154 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,395 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,213 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,282 |
| US States with an Empty Map | 0 | - | 5.00 | 628,642 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,106 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,205 |
| State Quiz - California | 0 | - | 4.69 | 64,786 |
| Rivers of the United States | 0 | - | 4.93 | 66,660 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,144 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,128 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,592 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,515 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,102 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,824 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 61,001 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,354 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,601 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,661 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,437 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,096 |
| States that Beat California | 0 | - | 4.54 | 63,878 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,555,515 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,432 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,587 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,813 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,992 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,877 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,924 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,708 |
| State Quiz - Florida | 0 | - | 4.47 | 62,613 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,753 |
| State Quiz - New York | 0 | - | 4.52 | 46,406 |
| State Quiz - Texas | 0 | - | 4.43 | 63,181 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 45,219 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,727 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,819 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,682 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,761 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 65,003 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,441 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,034 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,817 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 69,926 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 55,215 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 749,742 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,422 |
| History of California | 0 | - | 4.40 | 18,796 |
| History of Florida | 0 | - | 4.45 | 9,873 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,160 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,074 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,535 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,655 |
| History of Texas | 0 | - | 4.43 | 14,685 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,113 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,398,414 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,692,938 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,461 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,183 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.46 | 119,333 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,922 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,963 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,163 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,437 |
| States that Beat New York | 0 | - | 4.50 | 45,290 |
| States that Beat Texas | 0 | - | 4.58 | 44,516 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,855 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,543 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,376 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,878 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,122 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,540 |
| Top U.S. Universities | 0 | - | 4.15 | 145,812 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,360 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,705 |
| Arms Exports - United States | 0 | - | 4.77 | 62,730 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,146 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,595 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,216 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,563 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,861 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.22 | 10,906 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,276 |
| Los Angeles vs. New York | 0 | - | 4.41 | 20,028 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,742 |
| Hawaiian Islands | 0 | - | 4.83 | 42,949 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,986 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,557 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,625 |
| State Quiz - Minnesota | 0 | - | 4.41 | 39,004 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,344 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,301 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,369 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,492 |
| State Quiz - Washington | 0 | - | 4.45 | 36,638 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,896 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,543 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,401 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,141 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,076 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,873 |
| U.S. States with Spanish Names | 0 | - | 4.49 | 88,261 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,563 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,389 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,943 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,127 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,697 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,210 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,369 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,515 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,547 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,514 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,242 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,425 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,630 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,539 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,706 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,884 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,625 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,976 |
| American Political Words | 0 | - | 4.39 | 23,471 |
| American Founding Fathers | 0 | - | 4.42 | 23,273 |
| California Groups of Things | 0 | - | 4.26 | 45,770 |
| California Cities A-Z | 0 | - | 4.06 | 17,441 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,576 |
| California by Picture | 0 | - | 4.36 | 16,591 |
| ALL California Cities | 0 | - | 4.37 | 43,236 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 16,306 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,958 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,319 |
| History of Michigan | 0 | - | 4.26 | 6,986 |
| New York Groups of Things | 0 | - | 4.39 | 72,075 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,441 |
| History of New York | 0 | - | 4.36 | 16,417 |
| Texas A-Z | 0 | - | 4.19 | 16,437 |
| People on Money - United States | 0 | - | 4.31 | 63,432 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,582 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,570 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,928 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,137 |
| U.S. States by Emoji | 0 | - | 4.48 | 101,368 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,949 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,365 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,301 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,818 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,885 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,818 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,940 |
| Names of Generations | 0 | - | 4.09 | 45,512 |
| Free in the Answers | 0 | - | 4.08 | 51,706 |
| State Quiz - Alabama | 0 | - | 4.26 | 28,160 |
| States that Beat Alaska | 0 | - | 4.49 | 26,600 |
| Countries Closest to Florida | 0 | - | 4.34 | 24,398 |
| States that Beat Florida | 0 | - | 4.32 | 40,998 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,232 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,989 |
| New York City by Picture | 0 | - | 4.37 | 27,966 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,180 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,255 |
| American History Quotes #1 | 0 | - | 4.37 | 96,198 |
| American History Quotes #2 | 0 | - | 4.38 | 41,509 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,336 |
| Regions of U.S. States | 0 | - | 4.37 | 44,180 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,421 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,927 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,638 |
| Movies by State | 0 | - | 4.27 | 40,607 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.20 | 21,199 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.10 | 19,211 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,757 |
| Monarchies of Europe | 0 | - | 4.90 | 98,866 |
| Monarchies of Asia | 0 | - | 4.97 | 71,502 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,284 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,961 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,100 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,827 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,076 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,097 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,362 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,823 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,745 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,997 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,026 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,906 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,471 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,060 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,397 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,534 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,602 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,437 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,440 |
| Pixelated United States Map | 0 | - | 4.88 | 94,808 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,534 |
