| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,866 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,327 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,973 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,369 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,891 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,093 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,513 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,333 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,056 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,680 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,212 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,023 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,539 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,648 |
| Pixelated United States Map | 0 | - | 4.89 | 93,510 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,504 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,893 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,768 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,390 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,442 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,707 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,957 |
| U.S. States By Population | 0 | - | 4.92 | 152,403 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,438 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,887 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,919 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,581 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,772 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,912 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,900 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,094 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,515 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,080 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,672 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,858 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 54,958 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,359 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,112 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,621 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,120 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,954 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,048 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,163 |
| Counties of England | 0 | - | 4.97 | 789,471 |
| Monty Python Quotes | 0 | - | 4.88 | 42,328 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,890 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,248 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,965 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,200 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,010 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,020 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,004 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,150 |
| States of Mexico | 0 | - | 4.95 | 173,404 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,839 |
| Central American Countries | 0 | - | 4.98 | 155,089 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,991 |
| Territories of the United States | 0 | - | 4.79 | 52,155 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,394 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,580 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,757 |
| New York City Geography | 0 | - | 4.42 | 32,947 |
| UK Immigration by Country | 0 | - | 4.94 | 139,696 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,234 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,339 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,273 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,479 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,081 |
| United States Country Quiz | 0 | - | 4.43 | 100,622 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,612 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,176 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,647 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,386 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,424 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,314 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,693 |
| Name the English Monarchs | 0 | - | 4.92 | 498,106 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,774 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,788 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,662 |
| Washington... or Washington D.C.? | 0 | - | 4.33 | 26,462 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,201 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,871 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,879 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,110 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,631 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,908 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,729 |
| 75 Americans Named John | 0 | - | 4.41 | 23,829 |
| California Multiple Choice | 0 | - | 4.40 | 28,043 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,600 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,165 |
| New England States | 0 | - | 4.51 | 59,709 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,482 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,888 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,285 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,037 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,341 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,661 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,670 |
| U.S. States by Borders | 0 | - | 4.63 | 35,084 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,682 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,251 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,143 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.67 | 44,966 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,999 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,327 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,796 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,772 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,418 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,893 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,218 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,425 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 89,995 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,367 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,160 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,888 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,591 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,021 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.42 | 59,037 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 63,526 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 70,914 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,393 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,668 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,389 |
| France True or False? | 0 | - | 4.43 | 39,788 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,805 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,360 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,512 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,536 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,163 |
| 2025–2026 English Premier League Teams | 0 | - | 4.86 | 851,752 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,433 |
| Flags of North and South America | 0 | - | 4.99 | 367,544 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,440 |
| Belize Country Quiz | 0 | - | 4.85 | 20,809 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,062 |
| Top U.S. Universities | 0 | - | 4.15 | 144,114 |
| Largest United States Airlines | 0 | - | 4.39 | 54,841 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,682 |
| U.S. States by Governor | 0 | - | 4.43 | 17,984 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,578 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,552 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,759 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,699 |
| North Carolina... or South Carolina? | 0 | - | 4.21 | 10,484 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 32,996 |
| U.S. History Multiple Choice #2 | 0 | - | 4.32 | 24,989 |
| U.S. History Multiple Choice #1 | 0 | - | 4.31 | 22,156 |
| U.S. History Multiple Choice #4 | 0 | - | 4.26 | 25,493 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,484 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,069 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,322 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,112 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,634 |
| The Only European Country ... | 0 | - | 4.91 | 213,942 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,610 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,400 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,690 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,473 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,472 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,952 |
| British History A-Z #1 | 0 | - | 4.45 | 45,922 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,331 |
| England's Most Successful Football Clubs | 0 | - | 4.42 | 175,888 |
| English Cities With Multiple Football Teams | 0 | - | 4.46 | 69,977 |
| Teams that Beat England in Football | 0 | - | 4.73 | 80,801 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,272 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,678 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,383 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,795 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,361 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,945 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,612 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,464 |
| Flyover States | 0 | - | 4.52 | 29,401 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,928 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,827 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,000 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.44 | 29,585 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,368 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,172 |
| US States with the Most Executions | 0 | - | 4.51 | 26,349 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 28,925 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,332 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,627 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.40 | 40,069 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,029 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,240 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 67,489 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,734 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,321 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,419 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,493 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,529 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,294 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,223 |
| Slavic Countries | 0 | - | 4.96 | 110,885 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,509 |
| Iceland... or Ireland? | 0 | - | 4.74 | 56,791 |
