| Canada A-Z | 0 | - | 4.73 | 32,838 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,622 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,348 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,587 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,473 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,571 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,691 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,286 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,368 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,912 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,519 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,890 |
| Africa A-Z | 0 | - | 4.57 | 46,608 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,356 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,990 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,174 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,483 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,471 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,471 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,061 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,945 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,579 |
| Name an Official Language A-Z | 0 | - | 4.91 | 176,019 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,064 |
| States of Mexico | 0 | - | 4.96 | 176,118 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,744 |
| Central American Countries | 0 | - | 4.98 | 156,482 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,446 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,949 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,654 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,506 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,068 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,881 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,231 |
| Pixelated United States Map | 0 | - | 4.87 | 94,272 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,686 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,774 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,870 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,429 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,437 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,006 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,300 |
| U.S. States By Population | 0 | - | 4.92 | 153,546 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,451 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,444 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,517 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,305 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,213 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,625 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,959 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,703 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,185 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,500 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,221 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,512 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,391 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,358 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,998 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,346 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,929 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,368 |
| Empires A-Z | 0 | - | 4.52 | 45,182 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,604 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,463 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,463 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,766 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,473 |
| Countries that Beat Canada | 0 | - | 4.91 | 97,580 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,543 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 151,016 |
| Geography by Letter - T | 0 | - | 4.84 | 154,071 |
| South America A-Z | 0 | - | 4.13 | 10,907 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,184 |
| Islands A-Z | 0 | - | 4.46 | 124,668 |
| Human Body A-Z | 0 | - | 4.51 | 129,180 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,629 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.69 | 57,793 |
| Ethnic Groups A-Z | 0 | - | 4.51 | 42,306 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,048 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,124 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,201 |
| Flags of North and South America | 0 | - | 4.99 | 373,144 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,781 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,878 |
| Belize Country Quiz | 0 | - | 4.85 | 20,975 |
| Territories of the United States | 0 | - | 4.80 | 52,396 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,675 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,468 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,192 |
| New York City Geography | 0 | - | 4.42 | 33,102 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,604 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,379 |
| Middle East A-Z | 0 | - | 4.47 | 46,018 |
| Disney A-Z | 0 | - | 4.37 | 87,135 |
| Companies A-Z | 0 | - | 4.30 | 42,704 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,631 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,290 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,009 |
| Video Games A-Z | 0 | - | 4.08 | 39,004 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,266 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,370 |
| 20th Century A-Z | 0 | - | 4.50 | 53,736 |
| 19th Century A-Z | 0 | - | 4.77 | 47,298 |
| 18th Century A-Z | 0 | - | 4.54 | 43,176 |
| The Only American Country ... | 0 | - | 4.92 | 121,616 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,127 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,821 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,188 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,811 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,526 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,584 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,173 |
| United States Country Quiz | 0 | - | 4.43 | 101,520 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,884 |
| Canada Country Quiz | 0 | - | 4.54 | 132,486 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,217 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,982 |
| Double Letters A-Z | 0 | - | 4.51 | 27,158 |
| World Cities A-Z by Clue #2 | 0 | - | 4.40 | 59,092 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,381 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,963 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,190 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,469 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,944 |
| History of Mexico | 0 | - | 4.58 | 15,309 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,925 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,923 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,076 |
| States of Brazil | 0 | - | 4.97 | 88,102 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,718 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,842 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,484 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,800 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,888 |
| New England States | 0 | - | 4.51 | 59,810 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,817 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,010 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,819 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,009 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,931 |
| U.S. States by Borders | 0 | - | 4.61 | 35,317 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,483 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,042 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,227 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,660 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 33,033 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,670 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,198 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,379 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,681 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,902 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,855 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,417 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,573 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,974 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,913 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,104 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,327 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,040 |
| Geography A-Z #4 | 0 | - | 4.36 | 25,906 |
| 16th Century A-Z | 0 | - | 4.58 | 24,901 |
| 15th Century A-Z | 0 | - | 4.49 | 23,928 |
| 14th Century A-Z | 0 | - | 4.41 | 24,389 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,326 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,360 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,410 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,004 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,714 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,079 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,615 |
| Top U.S. Universities | 0 | - | 4.15 | 145,138 |
| Largest United States Airlines | 0 | - | 4.39 | 55,031 |
| U.S. States by Governor | 0 | - | 4.43 | 18,063 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,697 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,680 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,844 |
| Events in U.S. History | 0 | - | 4.41 | 28,673 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,114 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,485 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,188 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,134 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,875 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,161 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,497 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,775 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 34,974 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,216 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,604 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,592 |
| Switzerland A-Z | 0 | - | 4.45 | 25,646 |
| NATO Military Alphabet | 0 | - | 4.98 | 560,159 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 802,594 |
| Geography by Letter - A | 0 | - | 4.74 | 211,775 |
| Geography by Letter - B | 0 | - | 4.56 | 184,812 |
| Geography by Letter - H | 0 | - | 4.69 | 150,475 |
| Geography by Letter - C | 0 | - | 4.47 | 158,857 |
| Geography by Letter - D | 0 | - | 4.50 | 150,685 |
| Geography by Letter - E | 0 | - | 4.42 | 147,758 |
| Geography by Letter - I | 0 | - | 4.42 | 122,141 |
| Geography by Letter - K | 0 | - | 4.53 | 118,495 |
