| United States Map Quiz | 0 | - | 4.98 | 4,158,929 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,494 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,495 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,487 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,093 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,951 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,124 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,968 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,673 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,536 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,141 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,887 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,252 |
| Pixelated United States Map | 0 | - | 4.87 | 94,289 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,712 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,791 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,898 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,456 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,469 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,043 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,328 |
| U.S. States By Population | 0 | - | 4.92 | 153,564 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,478 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,454 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,551 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,332 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,223 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,640 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,026 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,753 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,221 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,534 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,265 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,556 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,382 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,549 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,605 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,497 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,786 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,494 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,700 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,582 |
| Counties of England | 0 | - | 4.97 | 797,175 |
| Monty Python Quotes | 0 | - | 4.88 | 42,469 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,419 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,646 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,374 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,178 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 58,013 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,203 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,023 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,705 |
| States of Mexico | 0 | - | 4.96 | 176,177 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,757 |
| Central American Countries | 0 | - | 4.98 | 156,501 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,496 |
| Territories of the United States | 0 | - | 4.80 | 52,409 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,680 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,493 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,199 |
| New York City Geography | 0 | - | 4.42 | 33,105 |
| UK Immigration by Country | 0 | - | 4.94 | 140,935 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,852 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,651 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,533 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,589 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,182 |
| United States Country Quiz | 0 | - | 4.43 | 101,544 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,891 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,364 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,737 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,396 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,374 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,080 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,148 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,856 |
| Name the English Monarchs | 0 | - | 4.91 | 502,878 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,678 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,867 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,989 |
| Washington... or Washington D.C.? | 0 | - | 4.33 | 26,529 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,301 |
| Countries that Beat Canada | 0 | - | 4.91 | 97,742 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,599 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,465 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,720 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,522 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,161 |
| 75 Americans Named John | 0 | - | 4.41 | 23,908 |
| California Multiple Choice | 0 | - | 4.40 | 28,105 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,895 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,182 |
| New England States | 0 | - | 4.51 | 59,811 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,824 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,015 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,492 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,190 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,828 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,018 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,937 |
| U.S. States by Borders | 0 | - | 4.61 | 35,323 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 185,903 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,487 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,049 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,142 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,231 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,675 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 33,046 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,877 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,684 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,209 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,387 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,693 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,921 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,875 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,426 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,593 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,987 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,920 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,165 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.42 | 59,455 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 63,877 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,404 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,502 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,776 |
| Canada True or False? | 0 | - | 4.57 | 54,923 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,554 |
| France True or False? | 0 | - | 4.44 | 39,940 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,500 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,888 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,789 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,373 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,358 |
| 2025–2026 English Premier League Teams | 0 | - | 4.85 | 859,796 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,787 |
| Flags of North and South America | 0 | - | 4.99 | 373,239 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,066 |
| Belize Country Quiz | 0 | - | 4.85 | 20,982 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,220 |
| Top U.S. Universities | 0 | - | 4.15 | 145,162 |
| Largest United States Airlines | 0 | - | 4.39 | 55,037 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,775 |
| U.S. States by Governor | 0 | - | 4.43 | 18,063 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,699 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,682 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,845 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,975 |
| North Carolina... or South Carolina? | 0 | - | 4.21 | 10,526 |
| Events in U.S. History | 0 | - | 4.41 | 28,677 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,114 |
| U.S. History Multiple Choice #2 | 0 | - | 4.32 | 25,075 |
| U.S. History Multiple Choice #1 | 0 | - | 4.31 | 22,244 |
| U.S. History Multiple Choice #4 | 0 | - | 4.26 | 25,593 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,560 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,111 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,698 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,019 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,314 |
| The Only European Country ... | 0 | - | 4.91 | 216,739 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,195 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,898 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,779 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,874 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,274 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,900 |
| British History A-Z #1 | 0 | - | 4.45 | 46,496 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,687 |
| England's Most Successful Football Clubs | 0 | - | 4.42 | 177,032 |
| English Cities With Multiple Football Teams | 0 | - | 4.46 | 70,847 |
| Teams that Beat England in Football | 0 | - | 4.73 | 81,434 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,818 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,835 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,744 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,919 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,572 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,144 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,859 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,525 |
| Flyover States | 0 | - | 4.52 | 29,515 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,129 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 76,175 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,387 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,701 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,581 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,408 |
| US States with the Most Executions | 0 | - | 4.51 | 26,398 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,070 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,521 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,020 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,152 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,613 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,336 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,701 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,239 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,805 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,183 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,282 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,328 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,226 |
| Slavic Countries | 0 | - | 4.96 | 111,698 |
