| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 16,999 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 425,455 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 380,715 |
| Random U.S. States on a Map | 0 | - | 4.96 | 624,429 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,203 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,009 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,990 |
| U.S. Map with Random Merged States | 0 | - | 4.94 | 301,711 |
| United States Map Quiz | 0 | - | 4.98 | 4,150,644 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,605 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,295 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,676 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,012 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,201 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,265 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,001 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,773 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,476 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,746 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,681,888 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 304,419 |
| The John F. Kennedy Presidency | 0 | - | 4.47 | 43,620 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,603 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 65,995 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,754 |
| US States Quiz | 0 | - | 5.00 | 16,807,640 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,380 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,047 |
| Pixelated United States Map | 0 | - | 4.87 | 93,956 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,191 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,400 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,016 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,371 |
| U.S. Presidential Quotes | 0 | - | 4.37 | 44,431 |
| The George W. Bush Presidency | 0 | - | 4.06 | 32,144 |
| The Jimmy Carter Presidency | 0 | - | 4.41 | 19,091 |
| People in Pictures with Ronald Reagan | 0 | - | 4.35 | 40,577 |
| U.S. President Scramble | 0 | - | 4.40 | 116,555 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.48 | 23,110 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,302 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,519 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,800 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,043 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,060 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,562 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,792 |
| U.S. States By Population | 0 | - | 4.92 | 152,904 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,055 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,250 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,253 |
| US States with an Empty Map | 0 | - | 5.00 | 622,217 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,295 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,053 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,049 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,380 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,677 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,454 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,967 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,383 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,052 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,510 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,276 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,298 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,560 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,721 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,273 |
| Rivers of the United States | 0 | - | 4.93 | 65,977 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,897 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,986 |
| Stephen Curry Quiz | 0 | - | 4.37 | 66,710 |
| Hawaiian Islands | 0 | - | 4.83 | 42,607 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,885 |
| LeBron James Trivia | 0 | - | 4.01 | 170,482 |
| LeBron... or Kobe? | 0 | - | 4.04 | 69,657 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,241 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,530,998 |
| U.S. State Flags | 0 | - | 4.89 | 169,325 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,043 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,185 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,029 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,627 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,131 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,363 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,246 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,678 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,763 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,948 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,644 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 218,711 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,429 |
| Territories of the United States | 0 | - | 4.79 | 52,298 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,537 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,537 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,133 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,148 |
| United States Country Quiz | 0 | - | 4.43 | 101,198 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,028 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,796 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,784 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,453 |
| Presidential Actors | 0 | - | 4.36 | 19,134 |
| The Bill Clinton Presidency | 0 | - | 4.22 | 31,417 |
| The George H. W. Bush Presidency | 0 | - | 4.36 | 21,460 |
| The Ronald Reagan Presidency | 0 | - | 4.26 | 24,785 |
| The Richard Nixon Presidency | 0 | - | 4.05 | 21,982 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 191,024 |
| The Barack Obama Presidency | 0 | - | 4.16 | 25,341 |
| Star-Spangled Banner Lyrics | 0 | - | 4.36 | 179,110 |
| American Revolution Decoder | 0 | - | 4.10 | 20,926 |
| New York City Geography | 0 | - | 4.42 | 33,041 |
| Cleveland Browns QBs Since 1999 | 0 | - | 4.31 | 7,762 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,387,501 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,825 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,650 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,674,602 |
| Europe Map Quiz | 0 | - | 5.00 | 4,750,694 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,287 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,609 |
| Can You Name All Of One Direction's Songs? | 0 | - | 4.51 | 96,292 |
| Real Madrid 2010s Starting XI | 0 | - | 4.89 | 66,950 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,847 |
| Vietnam War Countries | 0 | - | 4.83 | 93,975 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,538 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,632 |
| Countries of Africa | 0 | - | 5.00 | 2,525,985 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,059 |
| Africa Map Quiz | 0 | - | 5.00 | 2,112,785 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,443 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,653 |
| African East Coast | 0 | - | 4.96 | 95,670 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,505 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,535 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,359 |
| Australian Capitals | 0 | - | 4.92 | 62,683 |
| Australia Map Quiz | 0 | - | 4.95 | 343,561 |
| Flags of North and South America | 0 | - | 4.99 | 371,127 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,027 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,506 |
| South America Map Quiz | 0 | - | 5.00 | 1,546,058 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,007 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,399 |
| Top U.S. Universities | 0 | - | 4.15 | 144,677 |
| Largest United States Airlines | 0 | - | 4.39 | 54,956 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,774 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,431 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,228 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,687 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,861 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,586 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,671 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,540 |
| Arms Exports - United States | 0 | - | 4.75 | 62,162 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,935 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,889 |
| U.S. States by Governor | 0 | - | 4.43 | 18,028 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,489 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,637 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,378 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,160 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,626 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 624,045 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,414 |
| U.S. Presidents by Event | 0 | - | 4.58 | 34,085 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,449 |
| Presidential Middle Names | 0 | - | 4.41 | 60,018 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,088 |
| US Presidents Breakdown Puzzle #1 | 0 | - | 3.69 | 19,991 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,325 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,310 |
| George Bush... or George Bush | 0 | - | 3.98 | 8,197 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,952 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,629 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,848 |
| State Quiz - California | 0 | - | 4.68 | 64,249 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,791 |
| State Quiz - Florida | 0 | - | 4.47 | 62,187 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,800 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,015 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,809 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,473 |
| Georgia Counties | 0 | - | 4.50 | 49,345 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,497 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,291 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,373 |
| Players With TD Receptions From Tom Brady | 0 | - | 4.18 | 13,478 |
| Tom Brady Quiz | 0 | - | 4.15 | 15,617 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,707 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,173 |
| State Quiz - New York | 0 | - | 4.52 | 45,973 |
| New York Counties | 0 | - | 4.65 | 50,306 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,277 |
| New York Yankees Trivia | 0 | - | 4.29 | 7,173 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,053 |
| State Quiz - Texas | 0 | - | 4.43 | 62,739 |
| Texas Counties | 0 | - | 4.55 | 76,545 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,241 |
| North Carolina Counties | 0 | - | 4.54 | 53,040 |
| Ohio Counties | 0 | - | 4.47 | 45,684 |
| Pennsylvania Counties | 0 | - | 4.49 | 52,519 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,874 |
