| US States with an Empty Map | 0 | - | 5.00 | 626,264 |
| US States Quiz | 0 | - | 5.00 | 16,926,851 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,701 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,413 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,366 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,008 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,034 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,451 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,886 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,582 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,969 |
| Rivers of the United States | 0 | - | 4.93 | 66,381 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,562 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,388 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,258 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,686,067 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,874 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,016 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,751 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,251 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,546,123 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,934 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,631 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,281 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,869 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,748 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,276 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,688 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,716 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,175 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,394,327 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,604 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,544 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,329 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,703 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,538 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,706 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,543 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,858 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,959 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,006 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,330 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,085 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,912 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,004 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,017 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,603 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,368 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,343 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,199 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,122 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,838 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,493 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,643 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,979 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,629 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,520 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,233 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,814 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,605 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,572 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,262 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 88,020 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,178 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,126 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,591 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,682 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,363 |
| State Quiz - Florida | 0 | - | 4.47 | 62,447 |
| State Quiz - Texas | 0 | - | 4.43 | 62,989 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,871 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,377 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,631 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,535 |
| State Quiz - New York | 0 | - | 4.52 | 46,239 |
| State Quiz - Washington | 0 | - | 4.45 | 36,514 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,449 |
| State Quiz - California | 0 | - | 4.69 | 64,577 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,155 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,800 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,223 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,125 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,239 |
| Random U.S. City to State | 0 | - | 4.45 | 76,607 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,471 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,891 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,192 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,189 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,722 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,328 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,347 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,310 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,043 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,181 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,507 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,354 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,517 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,060 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,395 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,403 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,465 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,982 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,355 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,005 |
| Monarchies of Europe | 0 | - | 4.90 | 98,405 |
| Monarchies of Asia | 0 | - | 4.97 | 71,267 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,058 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,389 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,648 |
| Regions of U.S. States | 0 | - | 4.37 | 44,002 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,639 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,751 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,005 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,273 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,035 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,439 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,280 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,402 |
| Movies by State | 0 | - | 4.27 | 40,572 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,135 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,822 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,410 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,660 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,153 |
| Name a City - U.S. States | 0 | - | 4.41 | 27,616 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,581 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,286 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,092 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,652 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,645 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,257 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,080 |
| Boroughs of New York City | 0 | - | 4.47 | 84,737 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,055 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,934 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,013 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,433 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,397 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,312 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,532 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,056 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,939 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,272 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,152 |
| Departments of France | 0 | - | 4.93 | 54,544 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,172 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,070 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,074 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,539 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,148 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,463 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,933 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,395 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,490 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,889 |
| U.S. States with the Most National Parks | 0 | - | 4.65 | 25,817 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,289 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,842 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.48 | 26,453 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,379 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,296 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,336 |
| State Quiz - Ohio | 0 | - | 4.24 | 45,477 |
| State Quiz - Colorado | 0 | - | 4.38 | 48,415 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,704 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,492 |
| History of Louisiana | 0 | - | 4.46 | 9,564 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,477 |
| State Quiz - West Virginia | 0 | - | 4.42 | 22,038 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,159 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,820 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,487 |
| State Quiz - Maine | 0 | - | 4.52 | 25,484 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,683 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,883 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,871 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,050 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,609 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 83,327 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,099 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,550 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,595 |
| ALL California Cities | 0 | - | 4.37 | 43,122 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,835 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,781 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,281 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,001 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,595 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,005 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,714 |
| Arms Exports - United States | 0 | - | 4.77 | 62,552 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,551 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,005 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,043 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,466 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,773 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,745 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,825 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,230 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,294 |
