| Quiz | Points | Best | Rating | Takes |
|---|
| US States Quiz | 0 | - | 5.00 | 12,305,921 |
| U.S. Presidents Quiz | 0 | - | 4.99 | 2,684,569 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,341,560 |
| U.S. Presidents by Picture | 0 | - | 4.82 | 348,322 |
| U.S. Vice Presidents | 0 | - | 4.38 | 95,715 |
| All U.S. Supreme Court Justices | 0 | - | 4.40 | 24,809 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,276 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,955 |
| People on Money - United States | 0 | - | 4.30 | 59,180 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,150 |
| Governors Who Ran For President | 0 | - | 4.38 | 17,308 |
| U.S. Presidents by State | 0 | - | 4.27 | 61,226 |
| U.S. Presidential Quotes | 0 | - | 4.28 | 40,038 |
| U.S. State Superlatives #1 | 0 | - | 4.35 | 63,414 |
| U.S. Presidential Trivia #1 | 0 | - | 4.54 | 83,062 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,089 |
| Biggest Cities in California | 0 | - | 4.30 | 120,036 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,534 |
| Deadliest U.S. Wars | 0 | - | 4.81 | 141,997 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,369 |
| U.S. Presidents by Event | 0 | - | 4.57 | 25,623 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,905 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,287 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,557 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,293 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,967 |
| Vietnam War Countries | 0 | - | 4.78 | 76,854 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 304,418 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,107 |
| U.S. States By Population | 0 | - | 4.81 | 116,427 |
| The American Revolution | 0 | - | 4.47 | 47,666 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,372 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.88 | 53,628 |
| Presidential Running Mates Quiz | 0 | - | 4.17 | 15,415 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,127 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,830 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,353 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,546 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,850 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,621 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,412 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,211 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,224 |
| Presidential Actors | 0 | - | 4.40 | 15,999 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,727 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,863 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.52 | 121,671 |
| Losing U.S. Presidential Candidates | 0 | - | 4.49 | 64,081 |
| U.S. Senators by State | 0 | - | 4.43 | 24,590 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,917 |
| First Ladies of the United States | 0 | - | 4.21 | 68,120 |
| First Names of U.S. Presidents | 0 | - | 4.87 | 297,144 |
| Presidential Middle Names | 0 | - | 4.31 | 45,878 |
| U.S. Cities A-Z | 0 | - | 4.17 | 28,780 |
| The Bill Clinton Presidency | 0 | - | 4.12 | 28,267 |
| The George H. W. Bush Presidency | 0 | - | 4.34 | 19,035 |
| The Ronald Reagan Presidency | 0 | - | 4.21 | 21,708 |
| The Jimmy Carter Presidency | 0 | - | 4.24 | 16,460 |
| The John F. Kennedy Presidency | 0 | - | 4.36 | 38,131 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.37 | 20,360 |
| The Abraham Lincoln Presidency | 0 | - | 4.51 | 22,787 |
| The American Civil War | 0 | - | 4.58 | 44,457 |
| Word Scramble - U.S. States | 0 | - | 4.94 | 390,964 |
| Important Places in U.S. History | 0 | - | 4.15 | 35,145 |
| Top 10 Coldest U.S. States | 0 | - | 4.93 | 90,129 |
| Confederate States of the U.S. Civil War | 0 | - | 4.93 | 103,586 |
| Six Flags Over Texas | 0 | - | 4.74 | 42,278 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,303 |
| U.S. States that Start with M | 0 | - | 4.92 | 135,779 |
| U.S. States that Start with N | 0 | - | 4.95 | 119,893 |
| U.S. Presidential Trivia #2 | 0 | - | 4.41 | 35,493 |
| U.S. States that Border Canada | 0 | - | 4.90 | 126,356 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 26,281 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,496 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.47 | 29,250 |
| American Revolution Decoder | 0 | - | 4.10 | 18,368 |
| U.S. Civil War Decoder | 0 | - | 4.01 | 22,388 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,908 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,353 |
| US Presidents - 1 Minute Sprint | 0 | - | 4.35 | 239,299 |
| New York City A-Z | 0 | - | 4.08 | 27,826 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,543 |
| Top 10 Most Jewish U.S. States | 0 | - | 4.33 | 36,344 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 37,630 |
| Neutral European Countries of WWII | 0 | - | 4.95 | 111,058 |
| U.S. Presidents Who Died in Office | 0 | - | 4.71 | 27,543 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,430 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 73,004 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 123,505 |
| Top 10 Least Populous U.S. States | 0 | - | 4.95 | 146,933 |
| Assassinated U.S. Presidents | 0 | - | 4.57 | 71,718 |
| U.S. State Flags | 0 | - | 4.84 | 110,229 |
| US States with an Empty Map | 0 | - | 5.00 | 450,585 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,757 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.45 | 47,478 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.30 | 48,328 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,693 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.31 | 8,720 |
| Top 10 Hottest U.S. States | 0 | - | 4.85 | 89,685 |
| Countries of Europe After World War II | 0 | - | 4.97 | 143,757 |
| Countries of Europe Before World War I | 0 | - | 5.00 | 112,693 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.20 | 7,171 |
| The Barack Obama Presidency | 0 | - | 4.10 | 21,074 |
| The John Adams Presidency | 0 | - | 4.04 | 7,033 |
| The Thomas Jefferson Presidency | 0 | - | 4.18 | 11,731 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,309 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 109,154 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,126 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,757 |
| Top 10 Swing States in U.S. Elections | 0 | - | 4.41 | 48,347 |
| People in Pictures with Ronald Reagan | 0 | - | 4.28 | 34,241 |
| People in Pictures with Barack Obama | 0 | - | 4.07 | 42,161 |
| Random U.S. Vice President to President | 0 | - | 4.55 | 18,076 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.56 | 10,773 |
| U.S. States or European Countries by Population | 0 | - | 4.96 | 96,431 |
| U.S. States or European Countries by GDP | 0 | - | 4.97 | 58,976 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.40 | 44,507 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 36,776 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,211 |
| 50 Busiest Air Routes from Los Angeles | 0 | - | 4.88 | 40,521 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,538 |
| U.S. State Superlatives #2 | 0 | - | 4.43 | 27,579 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.98 | 142,791 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.30 | 24,532 |
| The Vietnam War | 0 | - | 4.38 | 28,994 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,599 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.44 | 29,948 |
| History of California | 0 | - | 4.33 | 15,982 |
| History of New York | 0 | - | 4.34 | 13,657 |
| History of Michigan | 0 | - | 4.18 | 5,552 |
| History of Illinois | 0 | - | 4.30 | 9,513 |
| History of Massachusetts | 0 | - | 4.09 | 6,609 |
| History of Texas | 0 | - | 4.41 | 11,621 |
| History of Florida | 0 | - | 4.37 | 7,398 |
| History of Ohio | 0 | - | 4.16 | 6,006 |
| Arms Exports - United States | 0 | - | 4.53 | 44,433 |
| History of New Jersey | 0 | - | 4.19 | 5,691 |
| History of Georgia (U.S. State) | 0 | - | 4.25 | 11,417 |
| Snowiest U.S. State Capitals | 0 | - | 4.37 | 25,578 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.51 | 40,286 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.13 | 11,428 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.34 | 21,568 |
| History of Tennessee | 0 | - | 4.37 | 6,457 |
| History of Washington State | 0 | - | 4.17 | 5,627 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.37 | 50,347 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.53 | 46,972 |
| Most Guessed U.S. Cities | 0 | - | 4.91 | 69,687 |
| Most Guessed US State Capitals | 0 | - | 4.31 | 21,006 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,346 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,418 |
| Coldest U.S. State Capitals | 0 | - | 4.53 | 17,184 |
| Hottest U.S. State Capitals | 0 | - | 4.65 | 19,009 |
| U.S. President Scramble | 0 | - | 4.31 | 80,713 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,919 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,610 |
| U.S. States by Church Attendance | 0 | - | 4.51 | 27,079 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.55 | 24,737 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.49 | 30,576 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.20 | 12,729 |
| Most Visited U.S. States by Canadians | 0 | - | 4.55 | 43,275 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,238 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,476 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,906 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.51 | 27,766 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.29 | 14,975 |
| American History A-Z | 0 | - | 4.18 | 14,553 |
| Random State Capital to U.S. State | 0 | - | 4.82 | 58,649 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.39 | 17,609 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.41 | 22,766 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.47 | 27,140 |
| Events by U.S. State #1 | 0 | - | 4.29 | 19,999 |
| Events by U.S. State #2 | 0 | - | 4.21 | 16,779 |
| Name a Valid U.S. State #1 | 0 | - | 4.90 | 148,396 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.54 | 29,199 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.44 | 26,339 |
| Louisiana Purchase with a Map | 0 | - | 4.94 | 30,505 |
| The Theodore Roosevelt Presidency | 0 | - | 4.37 | 6,449 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.34 | 9,613 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.10 | 10,680 |
| Name a Valid U.S. President #1 | 0 | - | 4.93 | 126,506 |
| Most Visited U.S. States by JetPunkers | 0 | - | 4.29 | 37,646 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.42 | 47,796 |
| Random Sequential U.S. States on a Map | 0 | - | 5.00 | 178,466 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.39 | 10,257 |
| Harvard University | 0 | - | 4.07 | 6,703 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 159,060 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 94,415 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 45,861 |
| States in a Tank of the U.S. Map | 0 | - | 4.53 | 22,857 |
| Most-Visited U.S. Cities | 0 | - | 4.88 | 41,133 |
| Random U.S. States on a Map | 0 | - | 4.93 | 327,733 |
| Random U.S. Presidents by Picture | 0 | - | 4.27 | 37,198 |
| Random U.S. State Capitals on a Map | 0 | - | 4.87 | 69,234 |
| Los Angeles A-Z | 0 | - | 4.05 | 7,680 |
| Chicago A-Z | 0 | - | 4.10 | 9,079 |
| Name a Valid U.S. President #2 | 0 | - | 4.51 | 40,801 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 44,236 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.45 | 22,133 |
| Richest Metro Areas in the U.S. | 0 | - | 4.26 | 24,116 |
| Name a Valid U.S. State Capital | 0 | - | 4.90 | 44,628 |
