| Deadliest U.S. Wars | 0 | - | 4.89 | 189,237 |
| US States Quiz | 0 | - | 5.00 | 16,698,774 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,858 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,654 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,546 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,920 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,802 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,410 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,574 |
| US States with an Empty Map | 0 | - | 5.00 | 618,772 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,698 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,924 |
| State Quiz - New York | 0 | - | 4.52 | 45,734 |
| Rivers of the United States | 0 | - | 4.93 | 65,505 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,733 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,306 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,436 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,194 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,675 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,049 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,637 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,626 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,043 |
| Six Flags Over Texas | 0 | - | 4.79 | 63,007 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,416 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,646 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,524 |
| States that Beat New York | 0 | - | 4.51 | 44,551 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,518,334 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,519 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,488 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 39,546 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,340 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,488 |
| State Quiz - California | 0 | - | 4.68 | 63,955 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,638 |
| State Quiz - Florida | 0 | - | 4.47 | 61,933 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,104 |
| State Quiz - Texas | 0 | - | 4.43 | 62,506 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,727 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,185 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 51,889 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,269 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,476 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,422 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,083 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,401 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,562 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,530 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,073 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,134 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,068 |
| History of Florida | 0 | - | 4.45 | 9,764 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,903 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,019 |
| History of New York | 0 | - | 4.36 | 16,281 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,301 |
| History of Texas | 0 | - | 4.43 | 14,554 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,016 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,380,174 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,664,484 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,191 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,978 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,555 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,036 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,505 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,605 |
| States that Beat California | 0 | - | 4.54 | 63,235 |
| State Quiz - Michigan | 0 | - | 4.27 | 51,866 |
| States that Beat Texas | 0 | - | 4.58 | 44,094 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,648 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,179 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,015 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,731 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,816 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,973 |
| Top U.S. Universities | 0 | - | 4.15 | 144,061 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,302 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,402 |
| Arms Exports - United States | 0 | - | 4.70 | 54,345 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,879 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,375 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,073 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,461 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,669 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.20 | 10,806 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,791 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,319 |
| Hawaiian Islands | 0 | - | 4.83 | 42,426 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,240 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,152 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,244 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,552 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,349 |
| Boroughs of New York City | 0 | - | 4.47 | 84,093 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,886 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,624 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,899 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,032 |
| State Quiz - Washington | 0 | - | 4.45 | 36,162 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,663 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,317 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,600 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,660 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,403 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,435 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,414 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,574 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,379 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,448 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,025 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,226 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,342 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,313 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,310 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,996 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,384 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,597 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,356 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,602 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,336 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,375 |
| American Political Words | 0 | - | 4.39 | 23,339 |
| American Founding Fathers | 0 | - | 4.41 | 23,073 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,132 |
| California Groups of Things | 0 | - | 4.25 | 45,266 |
| California Cities A-Z | 0 | - | 4.06 | 16,993 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,472 |
| History of California | 0 | - | 4.40 | 18,695 |
| California by Picture | 0 | - | 4.36 | 16,485 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,202 |
| History of Michigan | 0 | - | 4.26 | 6,902 |
| New York Groups of Things | 0 | - | 4.38 | 59,940 |
| Fictional Characters from New York | 0 | - | 4.07 | 21,374 |
| New York Counties | 0 | - | 4.64 | 49,891 |
| Texas A-Z | 0 | - | 4.18 | 16,307 |
| People on Money - United States | 0 | - | 4.31 | 63,205 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,239 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,087 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,603 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 40,974 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,135 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,261 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,363 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 101,763 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,439 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,947 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,312 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,862 |
| Free in the Answers | 0 | - | 4.11 | 51,280 |
| State Quiz - Alabama | 0 | - | 4.25 | 27,763 |
| States that Beat Alaska | 0 | - | 4.49 | 26,383 |
| Countries Closest to Florida | 0 | - | 4.33 | 23,947 |
| States that Beat Florida | 0 | - | 4.32 | 40,599 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,144 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,056 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,626 |
| New York City by Picture | 0 | - | 4.37 | 27,743 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,085 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,487 |
| American History Quotes #1 | 0 | - | 4.37 | 95,684 |
| American History Quotes #2 | 0 | - | 4.38 | 41,223 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,075 |
| Regions of U.S. States | 0 | - | 4.37 | 43,465 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,341 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,681 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,241 |
| Movies by State | 0 | - | 4.27 | 40,441 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.20 | 21,056 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.10 | 19,044 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,209 |
| Monarchies of Europe | 0 | - | 4.90 | 97,303 |
| Monarchies of Asia | 0 | - | 4.97 | 70,593 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,541 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,169 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,354 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,094 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,079 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,156 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,192 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,445 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 33,792 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,265 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,971 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,314 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,310 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,438 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,525 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,892 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,258 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,654 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,139 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,718 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,769 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,878 |
| Pixelated United States Map | 0 | - | 4.89 | 93,466 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,452 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,839 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,478 |
