| Canada Provinces and Territories | 0 | - | 5.00 | 346,969 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,648 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,954 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,241 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,060 |
| North America Map Quiz | 0 | - | 4.98 | 252,661 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,032 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,246 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,418 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,939 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,292 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,278 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,951 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,043 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,172 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,321 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,712 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,586 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,927 |
| Central American Countries | 0 | - | 4.98 | 157,510 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,684 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,995 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,157 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,159 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,309 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,765 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,869 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,713 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 68,055 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,175 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,646 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 223,052 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,357 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,446 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,071 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,964 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,839 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,188 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,122 |
| Territories of the United States | 0 | - | 4.80 | 52,660 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,922 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,223 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,469 |
| New York City Geography | 0 | - | 4.43 | 33,198 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,613 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,158 |
| Branches of the U.S. Military | 0 | - | 4.40 | 24,541 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,753 |
| Famous Canadians Quiz | 0 | - | 3.94 | 23,431 |
| Canada A-Z | 0 | - | 4.73 | 32,990 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,263 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.07 | 28,947 |
| Canada Decoder | 0 | - | 4.07 | 18,782 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,083 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 89,052 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,145 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,100 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,887 |
| History of Mexico | 0 | - | 4.52 | 15,373 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,597 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,478 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,778 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,740 |
| 75 Americans Named John | 0 | - | 4.41 | 23,987 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,213 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,975 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,265 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,850 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,522 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,538 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,897 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,443 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,331 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,616 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 83,149 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,322 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,796 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,410 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,870 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,214 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.62 | 45,290 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,294 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,310 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,771 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,207 |
| Which Island in the United States? | 0 | - | 4.29 | 29,828 |
| American Foods | 0 | - | 3.66 | 39,452 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,351 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,837 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,465 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,992 |
| U.S. Analogies | 0 | - | 4.27 | 19,727 |
| Old West History | 0 | - | 4.34 | 15,308 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,537 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,994 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,797 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,810 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,737 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,566 |
| US States with the Most Executions | 0 | - | 4.51 | 26,429 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,181 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,314 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.40 | 47,127 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,269 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,838 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,939 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,746 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,974 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,075 |
| Africa A-Z | 0 | - | 4.57 | 46,795 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,803 |
| Famous Caribbean People | 0 | - | 4.37 | 12,668 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,174 |
| North America Cities by Map | 0 | - | 4.41 | 47,972 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,718 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,474 |
| California Multiple Choice | 0 | - | 4.40 | 28,196 |
| San Francisco Trivia | 0 | - | 4.32 | 15,739 |
| San Francisco A-Z | 0 | - | 4.18 | 9,593 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,212 |
| Boston City Trivia | 0 | - | 4.38 | 24,213 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,743 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,337 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,734 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,240 |
| European Geography By Letter - D | 0 | - | 4.49 | 118,683 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,261 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,770 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,276 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,883 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,163 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,774 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,524 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,558 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,332 |
| Famous Germans | 0 | - | 4.50 | 55,859 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,522 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,519 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,133 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,711 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,269 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,708 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,950 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,376 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,377 |
| Middle East A-Z | 0 | - | 4.47 | 46,270 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,620 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,327,362 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,184 |
| Australian Capitals | 0 | - | 4.92 | 62,858 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,801 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,856 |
| U.S. History Multiple Choice #2 | 0 | - | 4.33 | 25,138 |
| U.S. History Multiple Choice #1 | 0 | - | 4.29 | 22,299 |
| U.S. History Multiple Choice #4 | 0 | - | 4.24 | 25,678 |
| Top 10 Most Religious U.S. States | 0 | - | 4.32 | 19,447 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.35 | 25,548 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.30 | 31,235 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,648 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.25 | 12,398 |
| Top 10 U.S. States by Percent Born out of State | 0 | - | 4.22 | 11,888 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,602 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,838 |
| Official European Union Languages | 0 | - | 4.97 | 240,272 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,788 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,342 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,424 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,269 |
| Asia Map Quiz | 0 | - | 4.99 | 926,527 |
| A Quiz About Islam | 0 | - | 4.32 | 48,657 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,225 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,511 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,607 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,738 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,584 |
| Australia Map Quiz | 0 | - | 4.95 | 346,444 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,326 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,492 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,129 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,510 |
| Word Chain - South America | 0 | - | 4.51 | 24,017 |
| USA Tourist Attractions by Description #2 | 0 | - | 4.00 | 21,369 |
| American Inventions #1 | 0 | - | 3.62 | 31,540 |
| American Inventions #2 | 0 | - | 3.93 | 15,902 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,970 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 750,254 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,663 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,436 |
| University of California Campuses | 0 | - | 3.84 | 8,967 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,283 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,976 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,161 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,520 |
| European Geography By Letter - E | 0 | - | 4.23 | 115,388 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,637 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,336 |
| European Geography By Letter - G | 0 | - | 4.27 | 104,110 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,691 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,335 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,719 |
