| Canada Provinces and Territories | 0 | - | 5.00 | 341,452 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,049 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,243 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,739 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,249 |
| North America Map Quiz | 0 | - | 4.98 | 247,759 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,660 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,554 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,727 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,558 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,880 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,366 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,193 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,342 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,743 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,825 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,501 |
| Central American Countries | 0 | - | 4.98 | 155,908 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,942 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,523 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,394 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,791 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,555 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,049 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,429 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,122 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,388 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,297 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,393 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 219,243 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,052 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,517 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,098 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,374 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,467 |
| Territories of the United States | 0 | - | 4.79 | 52,336 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,583 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,276 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,087 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,858 |
| New York City Geography | 0 | - | 4.42 | 33,059 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,126 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,175 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,535 |
| Canada Decoder | 0 | - | 4.12 | 18,707 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,711 |
| Native American Tribes in the US | 0 | - | 4.72 | 25,450 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,349 |
| History of Mexico | 0 | - | 4.58 | 15,291 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,786 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,428 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,259 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,695 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,603 |
| 75 Americans Named John | 0 | - | 4.41 | 23,890 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,965 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,579 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.72 | 32,985 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,588 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,127 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,340 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,625 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,768 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,737 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,359 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,405 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,900 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,828 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,281 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,203 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,699 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,092 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,094 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,133 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,194 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,853 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,911 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,103 |
| Which Island in the United States? | 0 | - | 4.29 | 29,432 |
| American Foods | 0 | - | 3.66 | 39,358 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,128 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,224 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,731 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,298 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,871 |
| U.S. Analogies | 0 | - | 4.27 | 19,658 |
| Branches of the U.S. Military | 0 | - | 4.39 | 24,333 |
| Old West History | 0 | - | 4.33 | 15,259 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,517 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,916 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,708 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,668 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,522 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,340 |
| US States with the Most Executions | 0 | - | 4.51 | 26,385 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,039 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,928 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,117 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,680 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,770 |
| Famous Canadians Quiz | 0 | - | 3.94 | 23,402 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,247 |
| Name a Valid Answer - United States #2 | 0 | - | 4.16 | 27,298 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,378 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,709 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,668 |
| Famous Caribbean People | 0 | - | 4.37 | 12,604 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,014 |
| North America Cities by Map | 0 | - | 4.41 | 47,761 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,560 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,321 |
| California Multiple Choice | 0 | - | 4.40 | 28,089 |
| San Francisco Trivia | 0 | - | 4.32 | 15,693 |
| San Francisco A-Z | 0 | - | 4.18 | 9,561 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,180 |
| Boston City Trivia | 0 | - | 4.38 | 24,160 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,642 |
| Europe Map Quiz | 0 | - | 5.00 | 4,756,122 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,954 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,708 |
| Australian Capitals | 0 | - | 4.92 | 62,696 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,768 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,759 |
| U.S. History Multiple Choice #2 | 0 | - | 4.32 | 25,052 |
| U.S. History Multiple Choice #1 | 0 | - | 4.31 | 22,229 |
| U.S. History Multiple Choice #4 | 0 | - | 4.26 | 25,568 |
| Top 10 Most Religious U.S. States | 0 | - | 4.31 | 19,326 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.35 | 25,440 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.27 | 25,475 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,593 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.25 | 12,327 |
| Top 10 U.S. States by Percent Born out of State | 0 | - | 4.22 | 11,834 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,564 |
| Canada A-Z | 0 | - | 4.73 | 32,779 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,539 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,007 |
| Official European Union Languages | 0 | - | 4.97 | 238,161 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,632 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,580 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,767 |
| Asia Map Quiz | 0 | - | 4.99 | 914,686 |
| Countries of Africa | 0 | - | 5.00 | 2,530,602 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,632 |
| African East Coast | 0 | - | 4.96 | 95,842 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,646 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,477 |
| Australia Map Quiz | 0 | - | 4.95 | 343,867 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,249 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,089 |
| Word Chain - South America | 0 | - | 4.51 | 23,874 |
| USA Tourist Attractions by Description #2 | 0 | - | 4.00 | 21,309 |
| American Inventions #1 | 0 | - | 3.63 | 31,498 |
| American Inventions #2 | 0 | - | 3.93 | 15,858 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,717 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,535 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,318 |
| University of California Campuses | 0 | - | 3.84 | 8,904 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,792 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,587 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,891 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,581 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,006 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,889 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,863 |
| The Only European Country ... | 0 | - | 4.91 | 216,033 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,795 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,764 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,667 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,370 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,876 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,429 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,683 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,401 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,026 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,098 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,204 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,722 |
| African Island Countries | 0 | - | 4.96 | 101,445 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,086 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,135 |
| Australian States and Territories | 0 | - | 4.96 | 141,711 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,234 |
| Australia True or False | 0 | - | 4.87 | 56,781 |
| Flags of North and South America | 0 | - | 4.99 | 372,031 |
| Peru True or False? | 0 | - | 4.58 | 15,238 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,796 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,104 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,363 |
| Sahel Countries on a Map | 0 | - | 4.99 | 21,216 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,322 |
| Celtic Nations | 0 | - | 4.69 | 46,909 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,502 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,444 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,989 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,207 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,000 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,261 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,010 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,723 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,823 |
