| Deadliest U.S. Wars | 0 | - | 4.89 | 189,405 |
| US States Quiz | 0 | - | 5.00 | 16,722,651 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,272 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,584 |
| American History Quotes #1 | 0 | - | 4.37 | 95,722 |
| American History Quotes #2 | 0 | - | 4.38 | 41,241 |
| US States with an Empty Map | 0 | - | 5.00 | 619,540 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,841 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,537 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,706 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,883 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,087 |
| Rivers of the United States | 0 | - | 4.93 | 65,598 |
| American Founding Fathers | 0 | - | 4.41 | 23,084 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,425 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,516 |
| People on Money - United States | 0 | - | 4.31 | 63,224 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,756 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,965 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,678 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,988 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,797 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,192 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,599 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,547 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,095 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,760 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,720 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,339 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,044 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,521,087 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,764 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,695 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,660,078 |
| California Groups of Things | 0 | - | 4.25 | 45,288 |
| New York Groups of Things | 0 | - | 4.38 | 59,964 |
| Names of Generations | 0 | - | 4.01 | 22,392 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,717 |
| History of Florida | 0 | - | 4.45 | 9,771 |
| History of Texas | 0 | - | 4.43 | 14,561 |
| U.S. History A-Z #1 | 0 | - | 4.35 | 29,555 |
| Last Names in U.S. History #2 | 0 | - | 4.39 | 17,513 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,382,226 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,666,535 |
| Movies by State | 0 | - | 4.27 | 40,454 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,809 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,315 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,699 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,661 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,770 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,386 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,669 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,657 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,068 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,210 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,689 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,466 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,614 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,439 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,943 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,100 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,237 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,307 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 40,720 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,394 |
| Arms Exports - United States | 0 | - | 4.70 | 54,422 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,894 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,674 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 424,115 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,827 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,534 |
| State Quiz - California | 0 | - | 4.68 | 64,032 |
| State Quiz - Florida | 0 | - | 4.47 | 61,996 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,333 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,362 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,286 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,191 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,271 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,598 |
| State Quiz - New York | 0 | - | 4.52 | 45,800 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,928 |
| State Quiz - Texas | 0 | - | 4.43 | 62,554 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,681 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,943 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,075 |
| State Quiz - Washington | 0 | - | 4.45 | 36,199 |
| The American Civil War | 0 | - | 4.62 | 52,186 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,686 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,332 |
| U.S. States by Clue #1 | 0 | - | 4.49 | 38,674 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,448 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,226 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,902 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,376 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,426 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,546 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,300 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,494 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,463 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,480 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,119 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,454 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,584 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,918 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,580 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,551 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,552 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,216 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,639 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,822 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,634 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,798 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,558 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,417 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,190 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,803 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,103 |
| States that Beat Alaska | 0 | - | 4.49 | 26,402 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,176 |
| Fictional Characters from California by Picture | 0 | - | 4.23 | 22,478 |
| History of California | 0 | - | 4.40 | 18,704 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,182 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,209 |
| History of Illinois | 0 | - | 4.24 | 11,181 |
| History of Maryland | 0 | - | 4.06 | 6,652 |
| History of Massachusetts | 0 | - | 4.14 | 8,337 |
| History of Michigan | 0 | - | 4.26 | 6,907 |
| Fictional Characters from New York | 0 | - | 4.09 | 21,376 |
| History of New York | 0 | - | 4.36 | 16,290 |
| History of New Jersey | 0 | - | 4.38 | 7,213 |
| History of Ohio | 0 | - | 4.14 | 7,310 |
| History of Tennessee | 0 | - | 4.29 | 7,637 |
| History of Washington State | 0 | - | 4.27 | 6,843 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,130 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,637 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 40,985 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,233 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,218 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,989 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,316 |
| Musical Acts by State | 0 | - | 4.05 | 19,560 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,597 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,598 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 101,821 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,479 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,782 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,326 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,568 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,026 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,029 |
| Name a Valid African Country | 0 | - | 4.98 | 153,074 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,426 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,024 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,311 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,250 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,469 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,760 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,953 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,271 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,564 |
| Free in the Answers | 0 | - | 4.11 | 51,292 |
| States that Beat California | 0 | - | 4.54 | 63,281 |
| State Quiz - Colorado | 0 | - | 4.35 | 47,960 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,276 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,148 |
| History of Louisiana | 0 | - | 4.46 | 9,497 |
| State Quiz - Maine | 0 | - | 4.52 | 25,266 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,202 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,152 |
| State Quiz - Michigan | 0 | - | 4.27 | 51,914 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,911 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,024 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,706 |
| States that Beat New York | 0 | - | 4.51 | 44,610 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,283 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,601 |
| State Quiz - Nebraska | 0 | - | 4.53 | 23,965 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,096 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,312 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,554 |
| States that Beat Texas | 0 | - | 4.58 | 44,125 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,408 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,524 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,093 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,658 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,021 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,666 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,294 |
| State Quiz - West Virginia | 0 | - | 4.42 | 21,858 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 39,982 |
| Events in U.S. History | 0 | - | 4.40 | 28,505 |
| Regions of U.S. States | 0 | - | 4.37 | 43,525 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,346 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,208 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,841 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,710 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,228 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,375 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,476 |
| U.S. States with the Most National Parks | 0 | - | 4.64 | 25,451 |
