| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,095 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,416 |
| US States Quiz | 0 | - | 5.00 | 16,933,979 |
| Merged U.S. States | 0 | - | 4.37 | 44,281 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,777 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,942 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,502 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,947 |
| US States with an Empty Map | 0 | - | 5.00 | 626,491 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,199 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,448 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,808 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,761 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,435 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,761 |
| U.S. States By Population | 0 | - | 4.92 | 153,817 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,812 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,641 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,777 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,585 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,360 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,848 |
| U.S. Senators by State | 0 | - | 4.44 | 40,019 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,347 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,988 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,456 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,699 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,481 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,781 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,059 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,713 |
| Vietnam War Countries | 0 | - | 4.82 | 94,411 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,011 |
| U.S. States that Border Missouri | 0 | - | 4.55 | 12,843 |
| North Dakota... or South Dakota? | 0 | - | 4.45 | 13,732 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,655 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,287 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,511 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,925 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,635 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,394 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,708 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,331 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,284 |
| U.S. State Flags | 0 | - | 4.89 | 171,598 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,741 |
| Hawaiian Islands | 0 | - | 4.83 | 42,805 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,647 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,401 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,050 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,991 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,422 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,053 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,857 |
| Random U.S. States on a Map | 0 | - | 4.96 | 628,366 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,676 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,657 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,305 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,547,170 |
| Least Irish U.S. States | 0 | - | 4.49 | 18,345 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,617 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,772 |
| California A-Z | 0 | - | 4.49 | 28,813 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,962 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,338 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,134 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,300 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,970 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,172 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,182 |
| Las Vegas Casinos | 0 | - | 4.13 | 38,098 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,183 |
| Virginia Counties | 0 | - | 4.45 | 33,357 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,664 |
| State Quiz - Florida | 0 | - | 4.47 | 62,460 |
| State Quiz - Texas | 0 | - | 4.43 | 63,007 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,882 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,646 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,547 |
| State Quiz - New York | 0 | - | 4.52 | 46,252 |
| State Quiz - Washington | 0 | - | 4.45 | 36,532 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,458 |
| State Quiz - California | 0 | - | 4.69 | 64,598 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,162 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,813 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,237 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,145 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,254 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,503 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,056 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,363 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,793 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,737 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,631 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,058 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,082 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,964 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,646 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,270 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,686,827 |
| Pixelated United States Map | 0 | - | 4.88 | 94,524 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,394,808 |
| States that Beat Alaska | 0 | - | 4.49 | 26,549 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,224 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,006 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,344 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,899 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,092 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,233 |
| Which City in California? | 0 | - | 4.56 | 32,097 |
| Boroughs of New York City | 0 | - | 4.47 | 84,780 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,065 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,723,870 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,420 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,110 |
| Oceania Map Quiz | 0 | - | 4.98 | 655,944 |
| Africa Map Quiz | 0 | - | 5.00 | 2,123,235 |
| Asia Map Quiz | 0 | - | 4.99 | 920,816 |
| South America Flags Map Quiz | 0 | - | 4.95 | 88,449 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 234,836 |
| U.S. Map with Random Merged States | 0 | - | 4.94 | 303,151 |
| State Quiz - Hawaii | 0 | - | 4.35 | 65,465 |
| Rivers of the United States | 0 | - | 4.93 | 66,406 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,543 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,868 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,982 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,023 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,332 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,088 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,433 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,926 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,552 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,258 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,216 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,921 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,537 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,804 |
| New England States | 0 | - | 4.51 | 59,851 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,016 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,927 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,054 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 82,956 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,153 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 41,028 |
| U.S. States by Borders | 0 | - | 4.62 | 35,398 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 186,886 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 631,016 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,576 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,182 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,193 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,287 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,772 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,122 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,765 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,320 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,441 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,770 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,125 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,067 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,493 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,802 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,114 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,988 |
| States that Beat California | 0 | - | 4.54 | 63,735 |
| States that Beat Texas | 0 | - | 4.58 | 44,423 |
| States that Beat New York | 0 | - | 4.50 | 45,135 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,310 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,349 |
| State Quiz - Ohio | 0 | - | 4.24 | 45,487 |
| State Quiz - Colorado | 0 | - | 4.38 | 48,423 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,711 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,502 |
| History of Louisiana | 0 | - | 4.46 | 9,566 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,486 |
| State Quiz - West Virginia | 0 | - | 4.42 | 22,044 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,167 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,829 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,498 |
| State Quiz - Maine | 0 | - | 4.52 | 25,494 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,689 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,890 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,496 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,805 |
| Name a City - European Countries | 0 | - | 4.90 | 65,778 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,690 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,581 |
| US States and State Capitals | 0 | - | 4.99 | 163,825 |
| Which City in Texas? | 0 | - | 4.45 | 25,125 |
| Which City in Florida? | 0 | - | 4.61 | 11,005 |
| New York City A-Z | 0 | - | 4.18 | 32,341 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,866 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,805 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,253 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,036 |
| The Only European Country ... | 0 | - | 4.91 | 217,758 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,028 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,820 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,773 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,316 |
