| Cities and Towns of Massachusetts | 0 | - | 4.90 | 62,269 |
| United States Map Quiz | 0 | - | 4.98 | 3,933,868 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.85 | 22,515 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,996 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 224,260 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 66,488 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,861 |
| Total United States Immigration by Country | 0 | - | 4.90 | 98,239 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.93 | 149,470 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 189,118 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 68,133 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 343,415 |
| Pixelated United States Map | 0 | - | 4.90 | 83,786 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 95,355 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 80,350 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 102,148 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,833 |
| 10 Southernmost U.S. States | 0 | - | 4.86 | 100,821 |
| U.S. States with Short Names | 0 | - | 4.87 | 132,093 |
| U.S. States that Start with M | 0 | - | 4.91 | 152,686 |
| U.S. States By Population | 0 | - | 4.90 | 131,481 |
| U.S. States that Start with N | 0 | - | 4.95 | 157,454 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,841 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 74,765 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 78,990 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 59,013 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 57,110 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 146,847 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 168,809 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,851 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 69,368 |
| Countries of North America Quiz | 0 | - | 5.00 | 897,287 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 591,203 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 91,357 |
| Countries that Beat the United States | 0 | - | 4.92 | 148,176 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.78 | 58,109 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 91,060 |
| U.S. States with the Most Immigrants | 0 | - | 4.86 | 74,513 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 859,286 |
| North American Capitals - Map Quiz | 0 | - | 4.89 | 48,341 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 49,502 |
| Canada Provinces and Territories | 0 | - | 4.99 | 294,018 |
| States of Mexico | 0 | - | 4.94 | 145,181 |
| Central American Countries | 0 | - | 4.98 | 141,340 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 105,664 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 118,155 |
| Territories of the United States | 0 | - | 4.76 | 49,010 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 34,668 |
| Most Mentioned Enemies of the USA | 0 | - | 4.79 | 162,043 |
| Major non-NATO U.S. Allies | 0 | - | 4.43 | 33,945 |
| Florida Pro Sport Teams | 0 | - | 4.66 | 10,544 |
| Georgia ... or Georgia? | 0 | - | 4.79 | 72,658 |
| U.S. State Nicknames Quiz | 0 | - | 4.48 | 46,789 |
| U.S. National Parks Quiz | 0 | - | 4.78 | 47,747 |
| Countries with American Expatriates | 0 | - | 4.58 | 41,167 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,607 |
| United States Country Quiz | 0 | - | 4.44 | 90,908 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 73,229 |
| Canada or Africa by Area | 0 | - | 4.81 | 14,474 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.40 | 56,268 |
| New York City Geography | 0 | - | 4.40 | 23,526 |
| Countries Closest to Canada | 0 | - | 4.90 | 186,162 |
| U.S. Federal Holidays | 0 | - | 4.29 | 96,374 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.46 | 13,898 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 199,796 |
| New England States | 0 | - | 4.52 | 52,587 |
| US States by Land Area | 0 | - | 4.54 | 48,963 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,436 |
| Add a Letter - Make a U.S. State | 0 | - | 4.75 | 77,329 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,715 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,719 |
| Save Americans by Guessing U.S. States | 0 | - | 4.55 | 154,598 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,376 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 83,257 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.48 | 40,918 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.47 | 94,389 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.79 | 56,732 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 61,824 |
| Top 10 Newest U.S. States | 0 | - | 4.79 | 68,652 |
| Top 10 Most Asian U.S. States | 0 | - | 4.79 | 62,227 |
| Top 10 Most Obese U.S. States | 0 | - | 4.53 | 78,742 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.51 | 65,220 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.45 | 48,890 |
| Top 10 Most White U.S. States | 0 | - | 4.53 | 56,470 |
| Top 10 Most German U.S. States | 0 | - | 4.50 | 42,619 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.44 | 37,812 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.65 | 42,549 |
| Countries that Beat Canada | 0 | - | 4.91 | 79,293 |
| Red State or Blue State Trait? | 0 | - | 4.44 | 49,368 |
| California Multiple Choice | 0 | - | 4.40 | 27,068 |
| California Pro Sport Teams | 0 | - | 4.25 | 22,186 |
| San Francisco Trivia | 0 | - | 4.34 | 15,262 |
| San Francisco A-Z | 0 | - | 4.20 | 9,091 |
| Florida Multiple Choice | 0 | - | 4.30 | 9,787 |
| Chicago City Trivia | 0 | - | 4.26 | 30,522 |
| Boston Trivia | 0 | - | 4.37 | 23,517 |
| Boston Talk to English Translation Quiz | 0 | - | 4.46 | 14,294 |
| Texas Pro Sport Teams | 0 | - | 4.13 | 16,288 |
| History of Pennsylvania | 0 | - | 4.09 | 6,524 |
| History of Virginia | 0 | - | 4.33 | 11,011 |
| Washington State by Picture | 0 | - | 4.18 | 7,218 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,387 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 53,225 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.76 | 42,827 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,574 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 34,253 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.41 | 50,447 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.65 | 47,031 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,918 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 109,105 |
| South America Map Quiz | 0 | - | 5.00 | 1,436,807 |
| Belize Country Quiz | 0 | - | 4.88 | 19,067 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 17,383 |
| Top U.S. Universities | 0 | - | 4.11 | 114,918 |
| Largest United States Airlines | 0 | - | 4.38 | 52,423 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 108,202 |
| U.S. States by Governor Quiz | 0 | - | 4.42 | 17,066 |
| U.S. Political Parties in History | 0 | - | 4.43 | 26,335 |
| U.S. Government Agencies | 0 | - | 4.42 | 17,909 |
| North Carolina... or South Carolina? | 0 | - | 4.22 | 9,783 |
| Embarrassing Chapters in US History | 0 | - | 4.15 | 31,674 |
| Canada Immigration by Country | 0 | - | 4.51 | 57,966 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,051 |
| The Only American Country ... | 0 | - | 4.94 | 111,508 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,298 |
| Dominica Country Quiz | 0 | - | 4.83 | 18,089 |
| North America Capitals Quiz | 0 | - | 4.99 | 190,537 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.11 | 26,173 |
| American Islands | 0 | - | 4.17 | 15,822 |
| American Foods | 0 | - | 3.73 | 38,301 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 5,735 |
| American Legal Vocabulary | 0 | - | 4.40 | 32,390 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 32,125 |
| Cities by Picture #2 | 0 | - | 4.22 | 32,768 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.19 | 13,785 |
| U.S. Groups of Four Quiz | 0 | - | 4.37 | 23,572 |
| U.S. Groups of Three Quiz | 0 | - | 4.05 | 19,699 |
| American Geography Quiz for Dummies | 0 | - | 4.34 | 53,536 |
| The U.S. Government - How Does it Work? | 0 | - | 4.32 | 40,179 |
| University of California Campuses | 0 | - | 3.88 | 8,178 |
| Washington... or Washington D.C.? | 0 | - | 4.33 | 25,403 |
| Old West History | 0 | - | 4.29 | 14,833 |
| Life of Benjamin Franklin | 0 | - | 4.20 | 6,254 |
| American Revolution - Multiple Choice | 0 | - | 4.32 | 18,969 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 71,386 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,644 |
| Flyover States | 0 | - | 4.51 | 28,194 |
| U.S. States With Double Letters | 0 | - | 4.63 | 21,314 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.30 | 58,394 |
| U.S. States by Borders | 0 | - | 4.56 | 26,634 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.38 | 121,633 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.46 | 27,971 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.72 | 30,299 |
| U.S. States with Oldest Median Age | 0 | - | 4.35 | 31,991 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.30 | 41,453 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.34 | 63,614 |
| US States with the Most Executions | 0 | - | 4.51 | 25,756 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.60 | 27,256 |
| Top 10 Least White U.S. States | 0 | - | 4.19 | 36,895 |
| Top 10 Least Happy U.S. States | 0 | - | 4.55 | 22,553 |
| Mexico States Map Quiz | 0 | - | 4.80 | 92,124 |
| US States Quiz | 0 | - | 5.00 | 15,000,229 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,674 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 19,155 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 40,424 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.49 | 43,528 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 31,302 |
| Canada Country Quiz | 0 | - | 4.54 | 122,870 |
| Canada Cities Map Quiz | 0 | - | 4.57 | 110,395 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,985 |
| American Countries With No Atlantic Coastline | 0 | - | 4.90 | 74,019 |
| History of Mexico | 0 | - | 4.57 | 14,074 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 95,862 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 42,140 |
| Brazil States Map Quiz | 0 | - | 4.84 | 40,820 |
| States of Brazil | 0 | - | 4.97 | 71,104 |
| Fictional Characters from the Midwest by Picture | 0 | - | 4.04 | 18,530 |
| U.S. States by Picture #1 | 0 | - | 4.17 | 14,476 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 75,265 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 64,612 |
| Senators Who Ran For President | 0 | - | 4.28 | 16,389 |
| U.S. Electoral College Landslides | 0 | - | 4.33 | 21,128 |
| Geography of California | 0 | - | 4.23 | 9,769 |
| New York Pro Sport Teams | 0 | - | 4.30 | 24,774 |
| Events in U.S. History | 0 | - | 4.38 | 26,435 |
| African-American Historical Figures | 0 | - | 4.14 | 16,468 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 79,968 |
| Most-Visited Countries by Canadians | 0 | - | 4.79 | 38,062 |
| Canadian Geography on the Map | 0 | - | 4.56 | 24,452 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,963 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 69,532 |
| Jamaica Country Quiz | 0 | - | 4.59 | 32,550 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,226,500 |
| Deadliest U.S. Wars | 0 | - | 4.83 | 160,047 |
| The Life of Thomas Edison | 0 | - | 4.03 | 4,676 |
| U.S. History Multiple Choice #2 | 0 | - | 4.36 | 24,122 |
| U.S. History Multiple Choice #1 | 0 | - | 4.29 | 21,361 |
| U.S. History Multiple Choice #3 | 0 | - | 4.40 | 23,601 |
| Valid Answer - U.S. History | 0 | - | 4.19 | 21,544 |
| U.S. History Multiple Choice #4 | 0 | - | 4.25 | 24,333 |
