| Deadliest U.S. Wars | 0 | - | 4.89 | 192,094 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,536 |
| US States Quiz | 0 | - | 5.00 | 17,032,641 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,567 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,693 |
| American History Quotes #1 | 0 | - | 4.37 | 96,266 |
| American History Quotes #2 | 0 | - | 4.38 | 41,546 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,379 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,479 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,462 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,499 |
| US States with an Empty Map | 0 | - | 5.00 | 629,895 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,476 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,687 |
| American Founding Fathers | 0 | - | 4.42 | 23,309 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,640 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.09 | 54,289 |
| Rivers of the United States | 0 | - | 4.93 | 66,841 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,386 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,743 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,984 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,337 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,109 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,762 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,048 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,309 |
| Asian Last Names in the United States | 0 | - | 4.43 | 47,042 |
| Names of Generations | 0 | - | 4.09 | 45,629 |
| History of Florida | 0 | - | 4.45 | 9,891 |
| History of Texas | 0 | - | 4.43 | 14,707 |
| Last Names in U.S. History #2 | 0 | - | 4.39 | 17,727 |
| U.S. States that Border Canada | 0 | - | 4.91 | 187,188 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,574 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 176,021 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,559,536 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,891 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,946 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,239 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,904 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,179 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,884 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,733,254 |
| California Groups of Things | 0 | - | 4.26 | 45,815 |
| New York Groups of Things | 0 | - | 4.39 | 72,421 |
| People on Money - United States | 0 | - | 4.31 | 63,519 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,182 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,649 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 750,558 |
| Countries that Beat the United States | 0 | - | 4.93 | 169,009 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,505 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,221 |
| History of California | 0 | - | 4.40 | 18,809 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,273 |
| History of Illinois | 0 | - | 4.24 | 11,266 |
| History of Maryland | 0 | - | 4.06 | 6,748 |
| History of Massachusetts | 0 | - | 4.14 | 8,445 |
| History of Michigan | 0 | - | 4.26 | 6,998 |
| History of New York | 0 | - | 4.36 | 16,435 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,571 |
| History of New Jersey | 0 | - | 4.38 | 7,324 |
| History of Ohio | 0 | - | 4.14 | 7,395 |
| History of Tennessee | 0 | - | 4.29 | 7,697 |
| History of Washington State | 0 | - | 4.27 | 6,925 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,599 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,400,465 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,696,698 |
| Movies by State | 0 | - | 4.27 | 40,622 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,380 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,256 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,365 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,149 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,930 |
| Arms Exports - United States | 0 | - | 4.77 | 62,823 |
| U.S. Bill of Rights | 0 | - | 4.52 | 35,022 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 429,014 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,387 |
| State Quiz - Arizona | 0 | - | 4.44 | 37,033 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,256 |
| State Quiz - California | 0 | - | 4.69 | 64,964 |
| State Quiz - Florida | 0 | - | 4.47 | 62,770 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 61,054 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,881 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,852 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 54,095 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,646 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,718 |
| State Quiz - Minnesota | 0 | - | 4.41 | 39,104 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,430 |
| State Quiz - New York | 0 | - | 4.52 | 46,567 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,439 |
| State Quiz - Texas | 0 | - | 4.43 | 63,333 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,460 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,458 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,598 |
| State Quiz - Washington | 0 | - | 4.45 | 36,736 |
| The American Civil War | 0 | - | 4.62 | 52,677 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,931 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,574 |
| U.S. States by Clue #1 | 0 | - | 4.50 | 45,570 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,207 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,194 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,909 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,781 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,952 |
| U.S. States with Spanish Names | 0 | - | 4.49 | 88,374 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,576 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,516 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.75 | 35,146 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,361 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,994 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,218 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,736 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,796 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,740 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 65,081 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,504 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,118 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,859 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,595 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,389 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,772 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,715 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,775 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,734 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,485 |
| U.S. Geography by Letter - P | 0 | - | 4.40 | 54,644 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,805 |
| U.S. Geography by Letter - L | 0 | - | 4.08 | 41,755 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,893 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 37,104 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,840 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,053 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 384,015 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,762 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,599 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,332 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,454 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,637 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,977 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,158 |
| U.S. States by Emoji | 0 | - | 4.48 | 101,520 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,485 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,214 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 71,052 |
| Musical Acts by State | 0 | - | 4.05 | 19,614 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.46 | 119,401 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,443 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,356 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,875 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,848 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,606 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,819 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,994 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,817 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,044 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,113 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 194,125 |
| Free in the Answers | 0 | - | 4.08 | 51,771 |
| States that Beat Alaska | 0 | - | 4.49 | 26,631 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,247 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,324 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,182 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,089 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,197 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,711 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,355 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,131 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,510 |
| Regions of U.S. States | 0 | - | 4.37 | 44,290 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,434 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,963 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,983 |
| People by U.S. State - Multiple Choice | 0 | - | 4.06 | 9,865 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,651 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,368 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,639 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,219 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,256 |
| U.S. Geography by Letter - F | 0 | - | 3.85 | 45,539 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 42,001 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,860 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,943 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,083 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,247 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,089 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,635 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,299 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,619 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,080 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,670 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,245 |
| Random U.S. City to State | 0 | - | 4.45 | 77,079 |
| Pixelated United States Map | 0 | - | 4.89 | 95,046 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,821 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,664 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,537 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,200 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,230 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,580 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.22 | 10,916 |
