| United States Map Quiz | 0 | - | 4.98 | 4,166,617 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,907 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,448 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,049 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,536 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,736 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,528 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,853 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,761 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,732 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,152 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,767 |
| North America Map Quiz | 0 | - | 4.98 | 250,321 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,800 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,279 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,714 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,422 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,598 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,985 |
| US States Quiz | 0 | - | 5.00 | 16,950,915 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,113 |
| Central American Countries | 0 | - | 4.98 | 157,025 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,103 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,620 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,861 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,835 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,154 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,784 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,355 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,458 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,796 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,204 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,135 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,522 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,894 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,165 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 47,027 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,653 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,903 |
| Territories of the United States | 0 | - | 4.80 | 52,523 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,800 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,231 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,707 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,930 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,932 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,570 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,924 |
| U.S. States By Population | 0 | - | 4.92 | 153,905 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,925 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,716 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,675 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,422 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,923 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,213 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,294 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,164 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,452 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,240 |
| South America Map Quiz | 0 | - | 5.00 | 1,553,427 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,186 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,825 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,673 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,031 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,804 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,833 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,586 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,334 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,756 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,661 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,481 |
| US States with the Most Executions | 0 | - | 4.51 | 26,416 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,127 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,172 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,209 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,642 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,059 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,879 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,598 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,403 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,112 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,708 |
| North America Cities by Map | 0 | - | 4.41 | 47,890 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,513 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,255 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,086 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,544 |
| Europe Map Quiz | 0 | - | 5.00 | 4,778,208 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,287 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,663 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,788 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,276 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,021 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,195 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,187 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,165 |
| Pixelated United States Map | 0 | - | 4.88 | 94,616 |
| Top 10 Most Religious U.S. States | 0 | - | 4.32 | 19,401 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.35 | 25,510 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.30 | 31,116 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,621 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.25 | 12,372 |
| Top 10 U.S. States by Percent Born out of State | 0 | - | 4.22 | 11,869 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,582 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,481 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,668 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,130 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,326 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,908 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,218 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,756 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,297 |
| Africa Map Quiz | 0 | - | 5.00 | 2,125,074 |
| Asia Map Quiz | 0 | - | 4.99 | 922,223 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,170 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,309 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,963 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,309 |
| US States with an Empty Map | 0 | - | 5.00 | 627,096 |
| New England States | 0 | - | 4.51 | 59,865 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,965 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,069 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,002 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,187 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,062 |
| U.S. States by Borders | 0 | - | 4.61 | 35,419 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,620 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,231 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,323 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,794 |
| Which Island in the United States? | 0 | - | 4.29 | 29,675 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,882 |
| Name a City - European Countries | 0 | - | 4.90 | 65,891 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,617 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,583 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,165 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,127 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,535 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,567 |
| The Only European Country ... | 0 | - | 4.91 | 218,103 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,276 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,047 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,811 |
| Countries of Africa | 0 | - | 5.00 | 2,550,991 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,842 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,412 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,883 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,141 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,617 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,378 |
| Australia Map Quiz | 0 | - | 4.95 | 345,622 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,568 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,885 |
| Rivers of the United States | 0 | - | 4.93 | 66,476 |
| African East Coast | 0 | - | 4.96 | 96,491 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,391 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,805 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,865 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,595 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,225 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,575 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,108 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,252,424 |
| Flags of Asia Quiz | 0 | - | 4.99 | 617,612 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,264 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,225 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,101 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,833 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,747 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,523 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,971 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,498 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,260 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,322 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,109 |
| U.S. State Flags | 0 | - | 4.89 | 171,963 |
| Flags of North and South America | 0 | - | 4.99 | 375,453 |
| Counties of England | 0 | - | 4.97 | 800,683 |
| Hawaiian Islands | 0 | - | 4.83 | 42,836 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,041 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,888 |
| Longest U.S. State Borders | 0 | - | 4.67 | 40,020 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,081 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,450 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,340 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,099 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,964 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,571 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,286 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,933 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,550 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,814 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,056 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,621 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,708 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,446 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,181 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,186 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,717 |
| Europe Capital to Country | 0 | - | 4.99 | 251,436 |
| Asia Capital to Country | 0 | - | 4.96 | 127,125 |
