| Canada Provinces and Territories | 0 | - | 5.00 | 343,449 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,281 |
| United States Map Quiz | 0 | - | 4.98 | 4,162,557 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,295 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,394 |
| North America Map Quiz | 0 | - | 4.98 | 249,182 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,796 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,796 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,147 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,810 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,351 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,575 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,690 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,579 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,315 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,016 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,574 |
| Central American Countries | 0 | - | 4.98 | 156,714 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,935 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,685 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,670 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,240 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,923 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,376 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,647 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,408 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,693 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,356 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,696 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 220,623 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,175 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,693 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,357 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,041 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,321 |
| Territories of the United States | 0 | - | 4.80 | 52,451 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,730 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,636 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,268 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 94,108 |
| New York City Geography | 0 | - | 4.42 | 33,124 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,438 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,207 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,696 |
| Canada Decoder | 0 | - | 4.12 | 18,731 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,920 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,586 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,548 |
| History of Mexico | 0 | - | 4.58 | 15,326 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,051 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,507 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,351 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,732 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,662 |
| 75 Americans Named John | 0 | - | 4.41 | 23,924 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,064 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,731 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,095 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,745 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,273 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,418 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,740 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,040 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,974 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,463 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,706 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,052 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,961 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,491 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,290 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,755 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,129 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,174 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,191 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,236 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,345 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,522 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,146 |
| Which Island in the United States? | 0 | - | 4.29 | 29,588 |
| American Foods | 0 | - | 3.66 | 39,400 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,132 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,283 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,773 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,357 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,917 |
| U.S. Analogies | 0 | - | 4.27 | 19,687 |
| Branches of the U.S. Military | 0 | - | 4.39 | 24,406 |
| Old West History | 0 | - | 4.34 | 15,284 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,525 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,950 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,746 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,729 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,614 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,437 |
| US States with the Most Executions | 0 | - | 4.51 | 26,403 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,097 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,070 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,174 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,742 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,822 |
| Famous Canadians Quiz | 0 | - | 3.94 | 23,415 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,403 |
| Name a Valid Answer - United States #2 | 0 | - | 4.16 | 27,374 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,369 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,549 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,712 |
| Famous Caribbean People | 0 | - | 4.37 | 12,633 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,070 |
| North America Cities by Map | 0 | - | 4.41 | 47,834 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,608 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,382 |
| California Multiple Choice | 0 | - | 4.40 | 28,117 |
| 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 | 24,177 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,678 |
| Europe Map Quiz | 0 | - | 5.00 | 4,769,173 |
| Africa Map Quiz | 0 | - | 5.00 | 2,120,976 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,567 |
| Australian Capitals | 0 | - | 4.92 | 62,743 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,784 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,789 |
| U.S. History Multiple Choice #2 | 0 | - | 4.32 | 25,087 |
| U.S. History Multiple Choice #1 | 0 | - | 4.31 | 22,256 |
| U.S. History Multiple Choice #4 | 0 | - | 4.26 | 25,611 |
| Top 10 Most Religious U.S. States | 0 | - | 4.32 | 19,373 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.35 | 25,487 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.30 | 30,812 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,610 |
| 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 | 11,858 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,576 |
| Canada A-Z | 0 | - | 4.73 | 32,879 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,567 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,287 |
| Official European Union Languages | 0 | - | 4.97 | 238,829 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,075 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,814 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,385 |
| Asia Map Quiz | 0 | - | 4.99 | 918,946 |
| Countries of Africa | 0 | - | 5.00 | 2,543,192 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,047 |
| African East Coast | 0 | - | 4.96 | 96,227 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,087 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,846 |
| Australia Map Quiz | 0 | - | 4.95 | 344,980 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,280 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,240 |
| Word Chain - South America | 0 | - | 4.51 | 23,925 |
| USA Tourist Attractions by Description #2 | 0 | - | 4.00 | 21,336 |
| American Inventions #1 | 0 | - | 3.63 | 31,510 |
| American Inventions #2 | 0 | - | 3.93 | 15,871 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,802 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,576 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,371 |
| University of California Campuses | 0 | - | 3.84 | 8,922 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,696 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,723 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,042 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,451 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,920 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,080 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,600 |
| The Only European Country ... | 0 | - | 4.91 | 217,256 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,488 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,895 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,195 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,524 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,062 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,723 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,259 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,755 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,428 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,401 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,766 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,352 |
| African Island Countries | 0 | - | 4.96 | 101,818 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,746 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,390 |
| Australian States and Territories | 0 | - | 4.96 | 142,188 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,352 |
| Australia True or False | 0 | - | 4.87 | 56,936 |
| Flags of North and South America | 0 | - | 4.99 | 374,032 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,626 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,947 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,518 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,414 |
| Sahel Countries on a Map | 0 | - | 4.99 | 21,342 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,555 |
| Celtic Nations | 0 | - | 4.69 | 46,980 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,311 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,862 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,377 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,222 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,321 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,500 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,114 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,672 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,550 |
