| Canada Provinces and Territories | 0 | - | 5.00 | 338,901 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,464 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,228 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,684 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,925 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,483 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,320 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,197 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,235 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,078 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,552 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,018 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,233 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,607 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,752 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,680 |
| States of Mexico | 0 | - | 4.95 | 173,983 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,014 |
| Central American Countries | 0 | - | 4.98 | 155,301 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,373 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,385 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,828 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,588 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,598 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,775 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,309 |
| Canada A-Z | 0 | - | 4.73 | 32,689 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,595,754 |
| Pixelated United States Map | 0 | - | 4.89 | 93,661 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,732 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,047 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,000 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,620 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,657 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,996 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,230 |
| U.S. States By Population | 0 | - | 4.92 | 152,571 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,663 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,010 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,015 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,748 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,860 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,057 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,246 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,195 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,633 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,151 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,773 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,967 |
| Canada Decoder | 0 | - | 4.12 | 18,670 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,545 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,394 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,870 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,229 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,062 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,220 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,629 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,970 |
| Flags of North and South America | 0 | - | 4.99 | 368,803 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,534 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,766 |
| Belize Country Quiz | 0 | - | 4.85 | 20,842 |
| Territories of the United States | 0 | - | 4.79 | 52,211 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,438 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,778 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,847 |
| New York City Geography | 0 | - | 4.42 | 32,981 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,769 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,264 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 713,546 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,047 |
| The Only American Country ... | 0 | - | 4.92 | 120,964 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,590 |
| American Foods | 0 | - | 3.66 | 39,307 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,229 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,823 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,141 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,106 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,053 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,428 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,343 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,497 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,101 |
| United States Country Quiz | 0 | - | 4.43 | 100,809 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,678 |
| Canada Country Quiz | 0 | - | 4.55 | 131,909 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,752 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,722 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,295 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,249 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,035 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,644 |
| History of Mexico | 0 | - | 4.58 | 15,244 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,348 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 53,199 |
| Word Chain - South America | 0 | - | 4.51 | 23,791 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,536 |
| States of Brazil | 0 | - | 4.98 | 86,754 |
| Famous Caribbean People | 0 | - | 4.37 | 12,572 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,149 |
| Fictional Characters from the Midwest by Picture | 0 | - | 4.04 | 19,163 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,662 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,689 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,163 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,017 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,665 |
| New England States | 0 | - | 4.51 | 59,728 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,550 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,913 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,452 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,727 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,722 |
| U.S. States by Borders | 0 | - | 4.63 | 35,131 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,293 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,355 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,041 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,384 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,843 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,465 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,951 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,243 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,475 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,418 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,461 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,215 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,009 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,677 |
| African-American Historical Figures | 0 | - | 4.18 | 17,141 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,567 |
| Canadian Islands on the Map | 0 | - | 4.39 | 19,937 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,141 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,095 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,685 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,600 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,980 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,783 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,131 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,135 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.91 | 79,753 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,907 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,420 |
| Top U.S. Universities | 0 | - | 4.15 | 144,296 |
| Largest United States Airlines | 0 | - | 4.39 | 54,882 |
| U.S. States by Governor | 0 | - | 4.43 | 17,998 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,600 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,576 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,772 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,025 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,320 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,069 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.67 | 44,995 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,797 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,047 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,416 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,686 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 34,625 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,117 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,951 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,120 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,344 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 957,477 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,796 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,519 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,844 |
| Famous People from South America | 0 | - | 4.15 | 21,828 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,062 |
| Which Island in the United States? | 0 | - | 4.29 | 29,245 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,227 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,115 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.94 | 32,070 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,814 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,397 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,977 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,681 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,209 |
| Old West History | 0 | - | 4.33 | 15,235 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,501 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,871 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,660 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,652 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,474 |
| Flyover States | 0 | - | 4.52 | 29,425 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,964 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,893 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,086 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,674 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.44 | 29,606 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,421 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,204 |
| US States with the Most Executions | 0 | - | 4.51 | 26,358 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 28,953 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,704 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,669 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,153 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.40 | 40,097 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,050 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,689 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,939 |
| Famous Canadians Quiz | 0 | - | 3.94 | 23,372 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 48,999 |
