| Deadliest U.S. Wars | 0 | - | 4.89 | 190,525 |
| US States Quiz | 0 | - | 5.00 | 16,833,299 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,484 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,408 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,835 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,084 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,884 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,641 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,108 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,150 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,390 |
| US States with an Empty Map | 0 | - | 5.00 | 623,307 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,738 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,910 |
| State Quiz - California | 0 | - | 4.68 | 64,323 |
| Rivers of the United States | 0 | - | 4.93 | 66,075 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,927 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,108 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,974 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,438 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,229 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,807 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,824 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,193 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,276 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,367 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,013 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,801 |
| States that Beat California | 0 | - | 4.54 | 63,533 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,533,962 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,348 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,852 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,339 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,989 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,593 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,659 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,373 |
| State Quiz - Florida | 0 | - | 4.47 | 62,241 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,109 |
| State Quiz - New York | 0 | - | 4.52 | 46,020 |
| State Quiz - Texas | 0 | - | 4.43 | 62,791 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,990 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,436 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,937 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,472 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,595 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,691 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,259 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,688 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,669 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,297 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,786 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 746,234 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,672 |
| History of California | 0 | - | 4.40 | 18,742 |
| History of Florida | 0 | - | 4.45 | 9,811 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,020 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,046 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,302 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,453 |
| History of Texas | 0 | - | 4.43 | 14,605 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,058 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,389,125 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,676,884 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,317 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,075 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,023 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,431 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,712 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,106 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,121 |
| States that Beat New York | 0 | - | 4.50 | 44,868 |
| States that Beat Texas | 0 | - | 4.58 | 44,290 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,736 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,338 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,185 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,798 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,944 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,249 |
| Top U.S. Universities | 0 | - | 4.15 | 144,856 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,327 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,991 |
| Arms Exports - United States | 0 | - | 4.75 | 62,269 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,063 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,502 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,136 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,504 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,753 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.20 | 10,853 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,988 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,814 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,502 |
| Hawaiian Islands | 0 | - | 4.83 | 42,653 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,563 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,338 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,415 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,750 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,091 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,928 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,112 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,244 |
| State Quiz - Washington | 0 | - | 4.45 | 36,363 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,770 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,437 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 38,985 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,847 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,704 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,662 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,746 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,477 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,903 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,749 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,713 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,568 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,401 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,291 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,991 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,974 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 56,982 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,667 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 53,132 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,248 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,039 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,212 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,012 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,656 |
| American Political Words | 0 | - | 4.39 | 23,396 |
| American Founding Fathers | 0 | - | 4.42 | 23,201 |
| California Groups of Things | 0 | - | 4.25 | 45,420 |
| California Cities A-Z | 0 | - | 4.06 | 17,192 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,509 |
| California by Picture | 0 | - | 4.36 | 16,535 |
| ALL California Cities | 0 | - | 4.37 | 42,988 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 16,048 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,933 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,251 |
| History of Michigan | 0 | - | 4.26 | 6,937 |
| New York Groups of Things | 0 | - | 4.37 | 63,098 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,398 |
| History of New York | 0 | - | 4.36 | 16,336 |
| Texas A-Z | 0 | - | 4.18 | 16,357 |
| People on Money - United States | 0 | - | 4.31 | 63,322 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,407 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,313 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,754 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 41,062 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,682 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,570 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,819 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,009 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,598 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,359 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,177 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,332 |
| Names of Generations | 0 | - | 4.10 | 44,207 |
| Free in the Answers | 0 | - | 4.08 | 51,453 |
| State Quiz - Alabama | 0 | - | 4.26 | 27,945 |
| States that Beat Alaska | 0 | - | 4.49 | 26,480 |
| Countries Closest to Florida | 0 | - | 4.33 | 24,149 |
| States that Beat Florida | 0 | - | 4.32 | 40,775 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,184 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,740 |
| New York City by Picture | 0 | - | 4.37 | 27,827 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,129 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,822 |
| American History Quotes #1 | 0 | - | 4.37 | 95,959 |
| American History Quotes #2 | 0 | - | 4.38 | 41,372 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,216 |
| Regions of U.S. States | 0 | - | 4.37 | 43,794 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,371 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,803 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,606 |
| Movies by State | 0 | - | 4.27 | 40,527 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.20 | 21,127 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.10 | 19,117 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,913 |
| Monarchies of Europe | 0 | - | 4.90 | 97,969 |
| Monarchies of Asia | 0 | - | 4.97 | 70,987 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,779 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,736 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,093 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,362 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,486 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,939 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,693 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,703 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,954 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,420 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 30,923 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,333 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,635 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,061 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,039 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,789 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,033 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,331 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,197 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,227 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,578 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,238 |
