| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.78 | 58,229 |
| US States Quiz | 0 | - | 5.00 | 15,025,976 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,971 |
| Total United States Immigration by Country | 0 | - | 4.90 | 98,404 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.93 | 149,798 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 189,605 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 68,196 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 343,792 |
| Pixelated United States Map | 0 | - | 4.90 | 83,889 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 95,575 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 80,532 |
| Deadliest U.S. Wars | 0 | - | 4.83 | 160,476 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 102,276 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,996 |
| 10 Southernmost U.S. States | 0 | - | 4.86 | 100,964 |
| U.S. States with Short Names | 0 | - | 4.87 | 132,326 |
| U.S. States that Start with M | 0 | - | 4.91 | 152,894 |
| U.S. States By Population | 0 | - | 4.90 | 131,605 |
| U.S. States that Start with N | 0 | - | 4.95 | 157,625 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,922 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 79,110 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 59,060 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 57,222 |
| US States with an Empty Map | 0 | - | 5.00 | 563,899 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,495 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 282,957 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 126,296 |
| Countries that Beat the United States | 0 | - | 4.92 | 148,420 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 37,482 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 42,640 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 91,217 |
| U.S. States with the Most Immigrants | 0 | - | 4.86 | 74,617 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 73,173 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 117,519 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.40 | 56,334 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 188,139 |
| Top 10 Coldest U.S. States | 0 | - | 4.92 | 102,478 |
| Top 10 Hottest U.S. States | 0 | - | 4.88 | 112,539 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 72,912 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 57,666 |
| 10 Closest Megacities to New York City | 0 | - | 4.51 | 64,719 |
| Georgia ... or Georgia? | 0 | - | 4.79 | 72,742 |
| States of Mexico | 0 | - | 4.94 | 145,613 |
| Florida Pro Sport Teams | 0 | - | 4.66 | 10,565 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.85 | 22,609 |
| U.S. State Nicknames Quiz | 0 | - | 4.48 | 46,840 |
| U.S. National Parks Quiz | 0 | - | 4.79 | 47,849 |
| Countries with American Expatriates | 0 | - | 4.58 | 41,195 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,636 |
| United States Country Quiz | 0 | - | 4.44 | 91,103 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 73,330 |
| Famous People from California by Picture | 0 | - | 4.31 | 32,556 |
| California Groups of Things | 0 | - | 4.23 | 43,288 |
| Hawaiian Islands Map Quiz | 0 | - | 4.75 | 21,252 |
| New York Groups of Things | 0 | - | 4.39 | 57,730 |
| Famous People from Texas by Picture | 0 | - | 4.04 | 31,869 |
| Countries Closest to Canada | 0 | - | 4.90 | 186,588 |
| Asian Last Names in the United States | 0 | - | 4.42 | 43,866 |
| Canada or Africa by Area | 0 | - | 4.81 | 14,563 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 707,779 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 199,909 |
| U.S. Federal Agency Acronyms | 0 | - | 4.51 | 76,731 |
| New England States | 0 | - | 4.52 | 52,604 |
| US States by Land Area | 0 | - | 4.54 | 49,017 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,471 |
| Add a Letter - Make a U.S. State | 0 | - | 4.75 | 77,415 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,780 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,769 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,427 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 83,339 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.48 | 40,968 |
| Countries that Beat Canada | 0 | - | 4.91 | 79,423 |
| United States Map Quiz | 0 | - | 4.98 | 3,936,699 |
| Countries Closest to Alaska | 0 | - | 4.92 | 100,517 |
| Geography of California | 0 | - | 4.23 | 9,785 |
| California Pro Sport Teams | 0 | - | 4.22 | 22,195 |
| Countries Closest to Maine | 0 | - | 4.86 | 60,019 |
| New York Pro Sport Teams | 0 | - | 4.30 | 24,798 |
| Texas Pro Sport Teams | 0 | - | 4.13 | 16,297 |
| History of Pennsylvania | 0 | - | 4.09 | 6,529 |
| History of Virginia | 0 | - | 4.33 | 11,015 |
| Washington State by Picture | 0 | - | 4.18 | 7,222 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,646 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,753 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,426 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 53,262 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.76 | 33,712 |
| Longest U.S. State Borders | 0 | - | 4.66 | 35,032 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,605 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,947 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 106,993 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,272 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,770 |
| Belize Country Quiz | 0 | - | 4.88 | 19,110 |
| Top U.S. Universities | 0 | - | 4.11 | 115,445 |
| Largest United States Airlines | 0 | - | 4.38 | 52,459 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 108,288 |
| U.S. States by Governor Quiz | 0 | - | 4.42 | 17,074 |
| U.S. Political Parties in History | 0 | - | 4.43 | 26,356 |
| U.S. Government Agencies | 0 | - | 4.42 | 17,945 |
| Famous People from Alabama by Picture | 0 | - | 4.03 | 22,912 |
| Los Angeles vs. New York | 0 | - | 4.41 | 16,910 |
| Famous People from Illinois by Picture | 0 | - | 4.02 | 19,052 |
| Famous People from Indiana by Picture | 0 | - | 4.32 | 23,062 |
| Famous People from Maryland by Picture | 0 | - | 4.18 | 15,712 |
| Famous People from Massachusetts by Picture | 0 | - | 4.26 | 22,937 |
| Famous People from Michigan by Picture | 0 | - | 4.25 | 19,851 |
| Famous Missourians Quiz | 0 | - | 4.03 | 6,086 |
| Famous People from New Jersey by Picture | 0 | - | 4.16 | 20,796 |
| Famous People from Ohio by Picture | 0 | - | 4.02 | 16,926 |
| Famous People from Oklahoma | 0 | - | 4.11 | 5,856 |
| Famous People from Pennsylvania by Picture | 0 | - | 4.22 | 23,732 |
| Movies Set in Pennsylvania | 0 | - | 4.15 | 11,167 |
| Famous People from Tennessee by Picture | 0 | - | 4.35 | 25,403 |
| U.S. States that Border Tennessee | 0 | - | 4.84 | 58,137 |
| Famous People from Virginia by Picture | 0 | - | 4.22 | 23,120 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 191,001 |
| American Legal Vocabulary | 0 | - | 4.40 | 32,414 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 32,167 |
| Cities by Picture #2 | 0 | - | 4.22 | 32,808 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.52 | 34,475 |
| Biggest Trading Partners - US | 0 | - | 4.64 | 102,599 |
| The U.S. Government - How Does it Work? | 0 | - | 4.32 | 40,217 |
| Musical Acts from Los Angeles Quiz | 0 | - | 4.24 | 12,765 |
| Movies Set in San Francisco | 0 | - | 4.18 | 19,566 |
| Movies Set in Miami | 0 | - | 4.31 | 16,328 |
| Movies Set in Boston | 0 | - | 4.11 | 9,323 |
| People on Money - United States | 0 | - | 4.31 | 62,004 |
| U.S. History Groups of Two | 0 | - | 4.25 | 42,148 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.18 | 41,764 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 71,445 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,667 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,928 |
| Flyover States | 0 | - | 4.51 | 28,211 |
| U.S. States With Double Letters | 0 | - | 4.63 | 21,387 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.30 | 58,463 |
| U.S. States by Borders | 0 | - | 4.56 | 30,105 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 37,708 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 35,635 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 70,573 |
| Name a Valid U.S. State #3 | 0 | - | 4.77 | 44,796 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,954 |
| U.S. State Superlatives #2 | 0 | - | 4.52 | 37,698 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.38 | 121,724 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 61,228 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 104,373 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 31,645 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.49 | 43,707 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 59,258 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 39,744 |
| The Only American Country ... | 0 | - | 4.94 | 111,697 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,433 |
| Mexico States Map Quiz | 0 | - | 4.80 | 92,272 |
| U.S. State Border Crossings | 0 | - | 4.96 | 83,070 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 224,465 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 66,593 |
| Cities and Towns of Massachusetts | 0 | - | 4.90 | 62,518 |
| Who Did that Motown Song | 0 | - | 4.45 | 12,725 |
| Regions of US States | 0 | - | 4.15 | 31,647 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,860 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,704 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 19,185 |
| Movies by State Quiz | 0 | - | 4.23 | 39,554 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 31,328 |
| Canada Country Quiz | 0 | - | 4.54 | 123,027 |
| Canada Cities Map Quiz | 0 | - | 4.57 | 110,483 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 71,772 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 83,158 |
| Mexico Country Quiz | 0 | - | 4.48 | 67,413 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 42,376 |
| Brazil States Map Quiz | 0 | - | 4.84 | 40,970 |
| States of Brazil | 0 | - | 4.97 | 71,398 |
| Fictional Characters from the Midwest by Picture | 0 | - | 4.04 | 18,544 |
| U.S. States by Picture #1 | 0 | - | 4.17 | 14,491 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 75,552 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 64,787 |
| Senators Who Ran For President | 0 | - | 4.28 | 16,401 |
| U.S. Electoral College Landslides | 0 | - | 4.34 | 21,139 |
| Chicago City Trivia | 0 | - | 4.26 | 30,534 |
| Events in U.S. History | 0 | - | 4.38 | 26,476 |
| Events by U.S. State #1 | 0 | - | 4.42 | 21,944 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 31,560 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 37,128 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.30 | 35,420 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.51 | 27,767 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 25,255 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 13,920 |
| African-American Historical Figures | 0 | - | 4.14 | 16,478 |
| Canadian Prime Ministers Quiz | 0 | - | 4.65 | 50,728 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 80,130 |
| Most-Visited Countries by Canadians | 0 | - | 4.79 | 38,089 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 91,489 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 84,006 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 70,276 |
| Countries Bordering Brazil | 0 | - | 4.96 | 125,145 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 45,988 |
| Colombia Country Quiz | 0 | - | 4.89 | 36,024 |
| Cuba Country Quiz | 0 | - | 4.70 | 47,795 |
| Jamaica Country Quiz | 0 | - | 4.59 | 32,601 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,910 |
