| Canada Provinces and Territories | 0 | - | 5.00 | 341,877 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,086 |
| United States Map Quiz | 0 | - | 4.98 | 4,155,460 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,746 |
| North America Map Quiz | 0 | - | 4.98 | 248,107 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,687 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,642 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,792 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,813 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,594 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,966 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,410 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,293 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,388 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,854 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,866 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,516 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,548 |
| Central American Countries | 0 | - | 4.98 | 156,304 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,148 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,439 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,856 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,637 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,117 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,451 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,157 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,446 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,461 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 219,536 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,076 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,308 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,558 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,152 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,550 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,494 |
| Territories of the United States | 0 | - | 4.79 | 52,352 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,619 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,347 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,135 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,906 |
| New York City Geography | 0 | - | 4.42 | 33,074 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,749 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,385 |
| Native American Tribes in the US | 0 | - | 4.72 | 25,505 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,180 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,568 |
| Canada Decoder | 0 | - | 4.12 | 18,711 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,388 |
| History of Mexico | 0 | - | 4.58 | 15,299 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,841 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,444 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,280 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,702 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,615 |
| 75 Americans Named John | 0 | - | 4.41 | 23,897 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,985 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,611 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.72 | 33,007 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,630 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,147 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,355 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,645 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,816 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,777 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,379 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,470 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,932 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,867 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,330 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,223 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,709 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,099 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,111 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,147 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,200 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,112 |
| Which Island in the United States? | 0 | - | 4.29 | 29,471 |
| American Foods | 0 | - | 3.66 | 39,366 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,128 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,242 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,739 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,313 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,881 |
| Branches of the U.S. Military | 0 | - | 4.39 | 24,347 |
| Old West History | 0 | - | 4.34 | 15,267 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,517 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,920 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,716 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,674 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,543 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,372 |
| US States with the Most Executions | 0 | - | 4.51 | 26,389 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,050 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,955 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,133 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,687 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,782 |
| Famous Canadians Quiz | 0 | - | 3.94 | 23,408 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,271 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,150 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,014 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,682 |
| Famous Caribbean People | 0 | - | 4.37 | 12,609 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,018 |
| North America Cities by Map | 0 | - | 4.41 | 47,780 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,570 |
| California Multiple Choice | 0 | - | 4.40 | 28,095 |
| San Francisco Trivia | 0 | - | 4.32 | 15,695 |
| San Francisco A-Z | 0 | - | 4.18 | 9,565 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,181 |
| Boston City Trivia | 0 | - | 4.38 | 24,164 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,652 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,681 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,681 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,859 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,097 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,353 |
| Australian Capitals | 0 | - | 4.92 | 62,709 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,772 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,769 |
| U.S. History Multiple Choice #2 | 0 | - | 4.32 | 25,058 |
| U.S. History Multiple Choice #1 | 0 | - | 4.31 | 22,233 |
| U.S. History Multiple Choice #4 | 0 | - | 4.26 | 25,578 |
| Top 10 Most Religious U.S. States | 0 | - | 4.31 | 19,334 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.35 | 25,447 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.27 | 25,566 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,597 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.25 | 12,332 |
| Top 10 U.S. States by Percent Born out of State | 0 | - | 4.22 | 11,836 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,567 |
| Canada A-Z | 0 | - | 4.73 | 32,797 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,543 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,055 |
| Official European Union Languages | 0 | - | 4.97 | 238,299 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,726 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,844 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,511 |
| Asia Map Quiz | 0 | - | 4.99 | 915,593 |
| Countries of Africa | 0 | - | 5.00 | 2,533,030 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,726 |
| African East Coast | 0 | - | 4.96 | 95,937 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,752 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,574 |
| Australia Map Quiz | 0 | - | 4.95 | 344,135 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,258 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,120 |
| Word Chain - South America | 0 | - | 4.51 | 23,887 |
| USA Tourist Attractions by Description #2 | 0 | - | 4.00 | 21,318 |
| American Inventions #1 | 0 | - | 3.63 | 31,499 |
| American Inventions #2 | 0 | - | 3.93 | 15,860 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,734 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,542 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,329 |
| University of California Campuses | 0 | - | 3.84 | 8,908 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,976 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,618 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,917 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,748 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,198 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,931 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,018 |
| The Only European Country ... | 0 | - | 4.91 | 216,274 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,936 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,793 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,811 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,957 |
| States of India | 0 | - | 4.95 | 192,946 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,928 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,180 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,311 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,802 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,497 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,117 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,179 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,716 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,334 |
| The Only African Country ... | 0 | - | 4.99 | 129,021 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,095 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,835 |
| African Island Countries | 0 | - | 4.96 | 101,519 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,235 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,759 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,086 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,182 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.87 | 55,742 |
| Flags of Oceania | 0 | - | 5.00 | 258,589 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,289 |
| Australian States and Territories | 0 | - | 4.96 | 141,809 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,310 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,258 |
| Australia True or False | 0 | - | 4.87 | 56,811 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,503 |
| Regions of New Zealand | 0 | - | 4.85 | 28,472 |
| Flags of North and South America | 0 | - | 4.99 | 372,469 |
| The Only American Country ... | 0 | - | 4.92 | 121,487 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,019 |
| Famous People from South America | 0 | - | 4.15 | 21,942 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,540 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,443 |
| US States Quiz | 0 | - | 5.00 | 16,850,408 |
