| Canada Provinces and Territories | 0 | - | 5.00 | 343,363 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,275 |
| United States Map Quiz | 0 | - | 4.98 | 4,162,293 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,066 |
| North America Map Quiz | 0 | - | 4.98 | 249,091 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,782 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,296 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,747 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,572 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,128 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,788 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,334 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,570 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,668 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,570 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,302 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,013 |
| Central American Countries | 0 | - | 4.98 | 156,685 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,909 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,678 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,664 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,226 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,917 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,370 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,638 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,397 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,687 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,692 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,354 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 220,572 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,169 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,674 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,689 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,346 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,026 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,125 |
| Territories of the United States | 0 | - | 4.80 | 52,448 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,727 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,617 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,262 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 94,097 |
| New York City Geography | 0 | - | 4.42 | 33,122 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,908 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,385 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,584 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,206 |
| Canada Decoder | 0 | - | 4.12 | 18,731 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,541 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,031 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,288 |
| History of Mexico | 0 | - | 4.58 | 15,325 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,497 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,348 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,732 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,658 |
| 75 Americans Named John | 0 | - | 4.41 | 23,920 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,063 |
| New York True or False? | 0 | - | 4.53 | 33,849 |
| The Most Recent... United States | 0 | - | 4.45 | 18,481 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,727 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,089 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,741 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,269 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,413 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,732 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,031 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,960 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,456 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,695 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,048 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,957 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,479 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,249 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,755 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,127 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,168 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,190 |
| Famous Canadians Quiz | 0 | - | 3.94 | 23,415 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,236 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,491 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,143 |
| Which Island in the United States? | 0 | - | 4.29 | 29,583 |
| American Foods | 0 | - | 3.66 | 39,397 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,132 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,278 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,773 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,356 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,917 |
| U.S. Analogies | 0 | - | 4.27 | 19,683 |
| Branches of the U.S. Military | 0 | - | 4.39 | 24,402 |
| Florida True or False? | 0 | - | 4.48 | 28,705 |
| Old West History | 0 | - | 4.34 | 15,284 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,525 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,949 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,745 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,726 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,612 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,433 |
| US States with the Most Executions | 0 | - | 4.51 | 26,403 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,095 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,066 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,172 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,737 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,822 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,400 |
| Name a Valid Answer - United States #2 | 0 | - | 4.16 | 27,373 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,299 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,522 |
| Australian Capitals | 0 | - | 4.92 | 62,739 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,708 |
| Famous Caribbean People | 0 | - | 4.37 | 12,631 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,069 |
| North America Cities by Map | 0 | - | 4.41 | 47,833 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,607 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,382 |
| California Multiple Choice | 0 | - | 4.40 | 28,114 |
| San Francisco Trivia | 0 | - | 4.32 | 15,709 |
| San Francisco A-Z | 0 | - | 4.18 | 9,579 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,185 |
| Boston City Trivia | 0 | - | 4.38 | 24,176 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,678 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,273 |
| Official European Union Languages | 0 | - | 4.97 | 238,808 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,053 |
| Europe Map Quiz | 0 | - | 5.00 | 4,768,546 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,764 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,953 |
| Africa Map Quiz | 0 | - | 5.00 | 2,120,710 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,428 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,784 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,788 |
| U.S. History Multiple Choice #2 | 0 | - | 4.32 | 25,086 |
| U.S. History Multiple Choice #1 | 0 | - | 4.31 | 22,255 |
| U.S. History Multiple Choice #4 | 0 | - | 4.26 | 25,605 |
| Top 10 Most Religious U.S. States | 0 | - | 4.32 | 19,371 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.35 | 25,485 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.30 | 30,760 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,609 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.25 | 12,354 |
| Top 10 U.S. States by Percent Born out of State | 0 | - | 4.22 | 11,856 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,576 |
| Canada A-Z | 0 | - | 4.73 | 32,876 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,567 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,748 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,249 |
| Asia Map Quiz | 0 | - | 4.99 | 918,674 |
| Countries of Africa | 0 | - | 5.00 | 2,542,630 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,023 |
| African East Coast | 0 | - | 4.96 | 96,203 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,070 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,839 |
| Australia Map Quiz | 0 | - | 4.95 | 344,941 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,280 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,228 |
| Word Chain - South America | 0 | - | 4.51 | 23,924 |
| USA Tourist Attractions by Description #2 | 0 | - | 4.00 | 21,334 |
| American Inventions #1 | 0 | - | 3.63 | 31,508 |
| American Inventions #2 | 0 | - | 3.93 | 15,868 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,802 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,575 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,369 |
| University of California Campuses | 0 | - | 3.84 | 8,921 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,652 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,717 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,035 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,404 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,854 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,072 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,565 |
| The Only European Country ... | 0 | - | 4.91 | 217,192 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,449 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,893 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,174 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,375 |
| Countries by National Anthem | 0 | - | 4.93 | 71,282 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,053 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,620 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,240 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,741 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,409 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,393 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,740 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,306 |
| African Island Countries | 0 | - | 4.96 | 101,800 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,703 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,385 |
| Australian States and Territories | 0 | - | 4.96 | 142,166 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,344 |
| Australia True or False | 0 | - | 4.87 | 56,928 |
| Flags of North and South America | 0 | - | 4.99 | 373,943 |
| Peru True or False? | 0 | - | 4.58 | 15,267 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,625 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,939 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,491 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,413 |
| Sahel Countries on a Map | 0 | - | 4.99 | 21,341 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,173 |
| Celtic Nations | 0 | - | 4.69 | 46,975 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,217 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,844 |
