| United States Map Quiz | 0 | - | 4.98 | 4,144,271 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,167 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,038 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,499 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,980 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,180 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,578 |
| States of Mexico | 0 | - | 4.95 | 173,815 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,970 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,133 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,504 |
| States of Brazil | 0 | - | 4.98 | 86,665 |
| Central American Countries | 0 | - | 4.98 | 155,221 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,250 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,297 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,787 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,394 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,392 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,578 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,733 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,542 |
| Pixelated United States Map | 0 | - | 4.89 | 93,618 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,661 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,985 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,908 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,524 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,576 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,869 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,120 |
| U.S. States By Population | 0 | - | 4.92 | 152,513 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,564 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,972 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,979 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,701 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,827 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,995 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,209 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,170 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,594 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,134 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,740 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,927 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,428 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,335 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,919 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,780 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,189 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,021 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,671 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,676 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,938 |
| Belize Country Quiz | 0 | - | 4.85 | 20,836 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,079 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,133 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,178 |
| Territories of the United States | 0 | - | 4.79 | 52,190 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,424 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,713 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,826 |
| New York City Geography | 0 | - | 4.42 | 32,968 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,287 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,701 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,409 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,399 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,332 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,489 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,099 |
| United States Country Quiz | 0 | - | 4.43 | 100,757 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,657 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,498 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,705 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,162 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,335 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,093 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,795 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,647 |
| New England States | 0 | - | 4.51 | 59,720 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,534 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,902 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,408 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,703 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,699 |
| U.S. States by Borders | 0 | - | 4.63 | 35,118 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 183,108 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,272 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,188 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,030 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,363 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,826 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,452 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,932 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,232 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,455 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,379 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,433 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,190 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,969 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,655 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,958 |
| History of Mexico | 0 | - | 4.58 | 15,244 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,900 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,405 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,135 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,658 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,313 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,053 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.67 | 44,987 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,790 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,040 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,408 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,682 |
| Flags of North and South America | 0 | - | 4.99 | 368,439 |
| South American Physical Geography | 0 | - | 4.58 | 18,284 |
| Top U.S. Universities | 0 | - | 4.15 | 144,240 |
| Largest United States Airlines | 0 | - | 4.39 | 54,868 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,429 |
| U.S. States by Governor | 0 | - | 4.43 | 17,994 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,592 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,568 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,768 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,019 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,486 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,932 |
| Guyana Country Quiz | 0 | - | 4.49 | 22,639 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,442 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,137 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,098 |
| Suriname Country Quiz | 0 | - | 4.60 | 19,696 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,806 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,382 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,969 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,201 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,750 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,658 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,644 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,472 |
| Flyover States | 0 | - | 4.52 | 29,419 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,957 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,871 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,056 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.44 | 29,600 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,405 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,193 |
| US States with the Most Executions | 0 | - | 4.51 | 26,356 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 28,948 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,353 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,678 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.40 | 40,088 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,046 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,286 |
| The Only American Country ... | 0 | - | 4.92 | 120,895 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,445 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,757 |
| South American Cities on the Map | 0 | - | 4.57 | 35,269 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,524 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,255 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,731 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,405 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.66 | 21,950 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,666 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,417 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,052 |
| Which Island in the United States? | 0 | - | 4.29 | 29,221 |
| American Foods | 0 | - | 3.66 | 39,294 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,115 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.94 | 32,027 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,675 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,223 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,818 |
| Old West History | 0 | - | 4.33 | 15,232 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,498 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,863 |
| US States Quiz | 0 | - | 5.00 | 16,730,315 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,505 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 28,783 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,218 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,591 |
| Canada Country Quiz | 0 | - | 4.55 | 131,866 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,719 |
| Canada A-Z | 0 | - | 4.73 | 32,679 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,185 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,995 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,223 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,489 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,175 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,233 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,410 |
| Chile Country Quiz | 0 | - | 4.75 | 39,801 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,666 |
| Peru Country Quiz | 0 | - | 4.54 | 48,385 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,607 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 23,949 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,812 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,649 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,039 |
| Fictional Characters from the Midwest by Picture | 0 | - | 4.04 | 19,163 |
| U.S. States by Picture #1 | 0 | - | 4.21 | 15,372 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,755 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,623 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,954 |
