| United States Map Quiz | 0 | - | 4.98 | 4,164,740 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,798 |
| North America Map Quiz | 0 | - | 4.98 | 249,766 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,834 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,172 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,188 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,360 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,161 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,303 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,915 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,484 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,652 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,825 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,665 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,499 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,076 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,410 |
| Central American Countries | 0 | - | 4.98 | 156,889 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,025 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,266 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 94,176 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,636,944 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,743 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,336 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,982 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,449 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,699 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,476 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,775 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,066 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,148 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 221,140 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,209 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,616 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,804 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,750 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,462 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,207 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,383 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,444 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,733 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 729,735 |
| Territories of the United States | 0 | - | 4.80 | 52,490 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,762 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,767 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,321 |
| New York City Geography | 0 | - | 4.42 | 33,138 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,738 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,858 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,374 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,932 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,626 |
| Canada Decoder | 0 | - | 4.07 | 18,741 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,444 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,617 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,179 |
| Famous Caribbean People | 0 | - | 4.37 | 12,639 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,312 |
| History of Mexico | 0 | - | 4.58 | 15,341 |
| Word Chain - South America | 0 | - | 4.51 | 23,947 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,536 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,380 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,740 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,684 |
| 75 Americans Named John | 0 | - | 4.41 | 23,935 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,087 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,770 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,117 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,763 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,320 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,440 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,767 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,115 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,061 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,491 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,793 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,106 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,988 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,563 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,378 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,920 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,946 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,087 |
| Word Chain - Africa | 0 | - | 4.47 | 31,662 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 979,494 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,781 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,144 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,191 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,214 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,247 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 280,076 |
| Famous People from South America | 0 | - | 4.15 | 22,031 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,157 |
| Which Island in the United States? | 0 | - | 4.29 | 29,636 |
| American Foods | 0 | - | 3.66 | 39,412 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,135 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,294 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,785 |
| Branches of the U.S. Military | 0 | - | 4.39 | 24,429 |
| Old West History | 0 | - | 4.34 | 15,288 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,529 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,962 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,752 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,746 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,632 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,464 |
| US States with the Most Executions | 0 | - | 4.51 | 26,413 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,108 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,119 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,191 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,756 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,845 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,220 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.03 | 28,754 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,962 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,869 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,741 |
| Australian Capitals | 0 | - | 4.92 | 62,774 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,722 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,090 |
| North America Cities by Map | 0 | - | 4.41 | 47,868 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,636 |
| California Multiple Choice | 0 | - | 4.40 | 28,131 |
| San Francisco Trivia | 0 | - | 4.32 | 15,713 |
| San Francisco A-Z | 0 | - | 4.18 | 9,583 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,190 |
| Boston City Trivia | 0 | - | 4.38 | 24,181 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,693 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,397 |
| Official European Union Languages | 0 | - | 4.97 | 239,073 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,230 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,229 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,579 |
| Famous People from Africa | 0 | - | 4.45 | 10,972 |
| Four Letter African Geography | 0 | - | 4.67 | 19,539 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,585 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 276,159 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,643 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 241,059 |
| Oceania Map Quiz | 0 | - | 4.98 | 655,673 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,785 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,800 |
| U.S. History Multiple Choice #2 | 0 | - | 4.32 | 25,095 |
| U.S. History Multiple Choice #1 | 0 | - | 4.31 | 22,266 |
| U.S. History Multiple Choice #4 | 0 | - | 4.24 | 25,628 |
| Top 10 Most Religious U.S. States | 0 | - | 4.32 | 19,390 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.35 | 25,500 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.30 | 31,055 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,616 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.25 | 12,362 |
| Top 10 U.S. States by Percent Born out of State | 0 | - | 4.22 | 11,862 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,579 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,573 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,495 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,042 |
| Asia Map Quiz | 0 | - | 4.99 | 920,548 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,918 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,032 |
| Australia Map Quiz | 0 | - | 4.95 | 345,383 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,287 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,298 |
| USA Tourist Attractions by Description #2 | 0 | - | 4.00 | 21,344 |
| American Inventions #1 | 0 | - | 3.63 | 31,516 |
| American Inventions #2 | 0 | - | 3.93 | 15,875 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,843 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 748,330 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,590 |
| University of California Campuses | 0 | - | 3.84 | 8,929 |
| Famous Canadians Quiz | 0 | - | 3.94 | 23,418 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,000 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,769 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,090 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,817 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,287 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,887 |
| The Only European Country ... | 0 | - | 4.91 | 217,705 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,784 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,340 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,937 |
| Word Chain - Asia | 0 | - | 4.34 | 29,361 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,427 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,272 |
| Countries of Africa | 0 | - | 5.00 | 2,547,510 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,191 |
| African East Coast | 0 | - | 4.96 | 96,383 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,230 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,158 |
| Italian Name Translation | 0 | - | 4.83 | 47,378 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,112 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,106,926 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,703 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,186 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,949 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,850 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,993 |
| Fast Math - Addition | 0 | - | 4.87 | 523,810 |
| Disney Animated Characters | 0 | - | 4.88 | 602,100 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,470 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,873 |
| Countries with Four Letters | 0 | - | 4.99 | 423,744 |
