| United States Map Quiz | 0 | - | 4.98 | 4,166,478 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,899 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,446 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,045 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,526 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,734 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,523 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,848 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,756 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,725 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,039 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,701 |
| North America Map Quiz | 0 | - | 4.98 | 250,275 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,749 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,260 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,697 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,413 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,587 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,978 |
| US States Quiz | 0 | - | 5.00 | 16,949,542 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,097 |
| Central American Countries | 0 | - | 4.98 | 157,016 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,093 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,595 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,861 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,831 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,150 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,783 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,355 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,457 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,793 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,195 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,129 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,519 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,887 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,160 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 47,021 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,653 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,895 |
| Territories of the United States | 0 | - | 4.80 | 52,520 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,797 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,231 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,699 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,921 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,919 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,558 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,913 |
| U.S. States By Population | 0 | - | 4.92 | 153,896 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,912 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,709 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,665 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,420 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,918 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,211 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,249 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,108 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,446 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,235 |
| South America Map Quiz | 0 | - | 5.00 | 1,553,361 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,151 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,791 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,664 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,019 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,793 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,829 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,582 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,328 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,756 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,660 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,480 |
| US States with the Most Executions | 0 | - | 4.51 | 26,416 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,126 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,168 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,208 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,642 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,043 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,876 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,597 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,401 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,111 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,705 |
| North America Cities by Map | 0 | - | 4.41 | 47,889 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,496 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,245 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,083 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,506 |
| Europe Map Quiz | 0 | - | 5.00 | 4,777,922 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,279 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,662 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,783 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,259 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,016 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,182 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,181 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,128 |
| Pixelated United States Map | 0 | - | 4.88 | 94,608 |
| 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 | 31,109 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,620 |
| 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 | 11,868 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,581 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,480 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,655 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,116 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,326 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,897 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,194 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,729 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,227 |
| Africa Map Quiz | 0 | - | 5.00 | 2,124,967 |
| Asia Map Quiz | 0 | - | 4.99 | 922,133 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,168 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,305 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,937 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,308 |
| US States with an Empty Map | 0 | - | 5.00 | 627,042 |
| New England States | 0 | - | 4.51 | 59,864 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,964 |
| 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 | 56,182 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,061 |
| U.S. States by Borders | 0 | - | 4.61 | 35,416 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,617 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,227 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,320 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,793 |
| Which Island in the United States? | 0 | - | 4.29 | 29,674 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,877 |
| Name a City - European Countries | 0 | - | 4.90 | 65,883 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,522 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,515 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,153 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,107 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,521 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,546 |
| The Only European Country ... | 0 | - | 4.91 | 218,080 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,251 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,031 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,808 |
| Countries of Africa | 0 | - | 5.00 | 2,550,752 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,827 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,403 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,850 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,127 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,610 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,368 |
| Australia Map Quiz | 0 | - | 4.95 | 345,605 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,544 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,870 |
| Rivers of the United States | 0 | - | 4.93 | 66,468 |
| African East Coast | 0 | - | 4.96 | 96,486 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,390 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,753 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,842 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,563 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,197 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,562 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,098 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,252,275 |
| Flags of Asia Quiz | 0 | - | 4.99 | 617,562 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,259 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,223 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,100 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,832 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,745 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,502 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,848 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,492 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,260 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,320 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,050 |
| U.S. State Flags | 0 | - | 4.89 | 171,942 |
| Flags of North and South America | 0 | - | 4.99 | 375,388 |
| Counties of England | 0 | - | 4.97 | 800,622 |
| Hawaiian Islands | 0 | - | 4.83 | 42,833 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,022 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,886 |
| Longest U.S. State Borders | 0 | - | 4.67 | 40,019 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,077 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,448 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,339 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,096 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,961 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,569 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,283 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,931 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,549 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,812 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,050 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,618 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,706 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,443 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,157 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,169 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,708 |
| Europe Capital to Country | 0 | - | 4.99 | 251,419 |
| Asia Capital to Country | 0 | - | 4.96 | 127,115 |
