| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,592 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,078 |
| US States Quiz | 0 | - | 5.00 | 16,692,992 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,661 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,342 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,197 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,187 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,106 |
| US States with an Empty Map | 0 | - | 5.00 | 618,559 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,681 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,320 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,367 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,606 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,865 |
| U.S. States By Population | 0 | - | 4.92 | 152,326 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,356 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,833 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,877 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,517 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,744 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,855 |
| U.S. Senators by State | 0 | - | 4.44 | 39,742 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,843 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,064 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,457 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,054 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,647 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,353 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,292 |
| Vietnam War Countries | 0 | - | 4.83 | 93,582 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,062 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,917 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,623 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,658 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,537 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,878 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,076 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,552 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,634 |
| U.S. State Flags | 0 | - | 4.89 | 166,960 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,529 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,663,856 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,601 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,836 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,625 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,592 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,012 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,532 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,650 |
| Countries That Border Russia | 0 | - | 4.98 | 458,794 |
| Countries Bordering France | 0 | - | 4.85 | 398,546 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,930 |
| Merged U.S. States | 0 | - | 4.36 | 43,849 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,839 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,929 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,563 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,368 |
| North Dakota... or South Dakota? | 0 | - | 4.45 | 13,688 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,008 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,517,769 |
| Least Irish U.S. States | 0 | - | 4.49 | 18,215 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,441 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,433 |
| California A-Z | 0 | - | 4.49 | 28,702 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,292 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,704 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,151 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,618 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,750 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,468 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,766 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,819 |
| U.S. States that Border Missouri | 0 | - | 4.55 | 12,729 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,867 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,041 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,404 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,503 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,872 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,367 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,439 |
| Countries Bordering India | 0 | - | 4.98 | 162,573 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,040 |
| Countries that Border China | 0 | - | 4.96 | 261,780 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,699 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,424 |
| Countries that Border Poland | 0 | - | 4.99 | 171,300 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,414 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,813 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,506 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,914 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| Pixelated United States Map | 0 | - | 4.89 | 93,437 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,379,676 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,779 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,202 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,307 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,161 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,903 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,055 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,381 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,275 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,643 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,419 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,862 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,968 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,401 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,029 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,748 |
| Asia Map Quiz | 0 | - | 4.99 | 906,654 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,129 |
| U.S. Map with Random Merged States | 0 | - | 4.94 | 299,945 |
| Las Vegas Casinos | 0 | - | 4.12 | 37,968 |
| Hawaiian Islands | 0 | - | 4.83 | 42,421 |
| Rivers of the United States | 0 | - | 4.93 | 65,483 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,068 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,006 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,225 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,391 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,270 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,022 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,014 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,762 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,386 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,662 |
| New England States | 0 | - | 4.51 | 59,704 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,649 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,468 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,880 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,300 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,618 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,654 |
| U.S. States by Borders | 0 | - | 4.63 | 35,058 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 618,131 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,227 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,119 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.67 | 44,956 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,981 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,296 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,770 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,409 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,863 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,199 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,403 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 89,950 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,306 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,142 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,843 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,555 |
| States that Beat California | 0 | - | 4.54 | 63,226 |
| States that Beat Texas | 0 | - | 4.58 | 44,083 |
| States that Beat New York | 0 | - | 4.51 | 44,545 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,789 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,212 |
| Name a City - European Countries | 0 | - | 4.92 | 64,341 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,928 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,545 |
| US States and State Capitals | 0 | - | 4.99 | 158,375 |
| New York City A-Z | 0 | - | 4.18 | 32,186 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,893 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,415 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,468 |
| The Only European Country ... | 0 | - | 4.91 | 213,705 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,036 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,453 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,179 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,591 |
| Countries of Africa | 0 | - | 5.00 | 2,506,542 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,235 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,769 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,595 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,891 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,760 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,420 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,893 |
| Australia Map Quiz | 0 | - | 4.94 | 342,386 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,224 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,661 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,314 |
| Cartoon Versions of U.S. States | 0 | - | 4.77 | 63,514 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 152,350 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 101,753 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.67 | 48,433 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,959 |
| Flags of North and South America | 0 | - | 4.99 | 366,732 |
| Satellite Images - U.S. States | 0 | - | 4.53 | 44,907 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,440 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,245 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,703 |
| Counties of England | 0 | - | 4.97 | 788,893 |
| U.S. States with Shortest Maximum Distances to the Ocean | 0 | - | 4.66 | 20,618 |
| African East Coast | 0 | - | 4.96 | 95,003 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,552 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,409 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,578 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,095 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 80,850 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,428 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,172 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,235 |
