| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,753 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,078 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,836 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,278 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,277 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,593 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,044 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,504 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,944 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,787 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,769 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,919 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,852 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,897 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,934 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,234 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,497 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,787 |
| States of Mexico | 0 | - | 4.96 | 178,028 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,552 |
| Central American Countries | 0 | - | 4.98 | 157,246 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,540 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,265 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,427 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,317 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,452 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,500 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,236 |
| U.S. States by Governor | 0 | - | 4.43 | 18,111 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,762 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,769 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,682 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,845 |
| Canada Country Quiz | 0 | - | 4.55 | 132,998 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,575 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,606 |
| Pixelated United States Map | 0 | - | 4.88 | 94,763 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,456 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,379 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,463 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,999 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,196 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,222 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,273 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,284 |
| U.S. States By Population | 0 | - | 4.92 | 154,088 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,155 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,850 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,023 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,815 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,514 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,055 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,627 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,167 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,640 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,798 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,616 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,955 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,916 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,566 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,402 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,993 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,426 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,028 |
| NATO Countries | 0 | - | 4.98 | 283,164 |
| EU Countries Quiz | 0 | - | 4.99 | 277,560 |
| Senators Who Ran For President | 0 | - | 4.24 | 17,078 |
| U.S. Electoral College Landslides | 0 | - | 4.35 | 22,084 |
| Flags of North and South America | 0 | - | 4.99 | 376,580 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,569 |
| South America Map Quiz | 0 | - | 5.00 | 1,555,989 |
| Belize Country Quiz | 0 | - | 4.85 | 21,076 |
| Top U.S. Universities | 0 | - | 4.15 | 145,753 |
| Territories of the United States | 0 | - | 4.80 | 52,605 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,866 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,044 |
| New York City Geography | 0 | - | 4.43 | 33,181 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,168 |
| All World Leaders 2026 | 0 | - | 4.95 | 20,963 |
| The Only American Country ... | 0 | - | 4.92 | 122,164 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,608 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,958 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,152 |
| American Legal Vocabulary | 0 | - | 4.40 | 34,009 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,243 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,657 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,715 |
| Monarchies of Europe | 0 | - | 4.90 | 98,793 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,463 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,900 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,924 |
| Monarchies of Asia | 0 | - | 4.97 | 71,470 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,249 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,715 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,668 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,270 |
| United States Country Quiz | 0 | - | 4.43 | 102,143 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,047 |
| Canada A-Z | 0 | - | 4.73 | 32,953 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,543 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,185 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,771 |
| History of Mexico | 0 | - | 4.52 | 15,360 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,430 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,727 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,542 |
| States of Brazil | 0 | - | 4.97 | 89,581 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,617 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,981 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,767 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,837 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,415 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,616 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,400 |
| Politicians with Other Careers | 0 | - | 3.98 | 15,050 |
| Main Parts of the U.S. Budget | 0 | - | 3.45 | 8,738 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 60,093 |
| New England States | 0 | - | 4.51 | 59,891 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,033 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,109 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,114 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,266 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,126 |
| U.S. States by Borders | 0 | - | 4.62 | 35,462 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,671 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,319 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,432 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,904 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,208 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,819 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,446 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,499 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,848 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,332 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,243 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,572 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 83,016 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,245 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 47,076 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,615 |
| Canadian Islands on the Map | 0 | - | 4.40 | 20,097 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,796 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,725 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,608 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,752 |
| Name the English Monarchs | 0 | - | 4.91 | 506,055 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,711 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,197 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,632 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,339 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,589 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,874 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,232 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,790 |
| Largest United States Airlines | 0 | - | 4.39 | 55,142 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,904 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,707 |
| Events in U.S. History | 0 | - | 4.41 | 28,811 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,188 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,613 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,326 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,253 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,972 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,256 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,566 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,833 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 35,187 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,279 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,262 |
| Prime Ministers of the UK | 0 | - | 4.95 | 442,034 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,547 |
| All OPEC Countries Ever | 0 | - | 4.74 | 100,023 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,746 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,186 |
| Which Island in the United States? | 0 | - | 4.29 | 29,758 |
| American Foods | 0 | - | 3.66 | 39,433 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,325 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,712 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,283 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,814 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,439 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,977 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 56,226 |
| Old West History | 0 | - | 4.34 | 15,296 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,534 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,982 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,774 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,044 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,561 |
| Flyover States | 0 | - | 4.53 | 29,586 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,252 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,384 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,943 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,796 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,415 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,136 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,783 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,706 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,522 |
| US States with the Most Executions | 0 | - | 4.51 | 26,423 |
