| Hawaiian Islands | 0 | - | 4.83 | 42,425 |
| US States and State Capitals | 0 | - | 4.99 | 158,455 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,167 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,733 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,599 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,449 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,399 |
| U.S. State Flags | 0 | - | 4.89 | 167,026 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,084 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,465 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,022 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,858 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,704 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,339 |
| States in a Tank of the U.S. Map | 0 | - | 4.47 | 31,027 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,061 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,381 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,794 |
| Pennsylvania Counties | 0 | - | 4.48 | 52,073 |
| New York Counties | 0 | - | 4.64 | 49,890 |
| North Carolina Counties | 0 | - | 4.53 | 52,698 |
| Georgia Counties | 0 | - | 4.50 | 49,086 |
| Virginia Counties | 0 | - | 4.45 | 32,924 |
| West Virginia Counties | 0 | - | 4.61 | 33,529 |
| Ohio Counties | 0 | - | 4.47 | 45,402 |
| Texas Counties | 0 | - | 4.55 | 76,039 |
| Which City in Canada? | 0 | - | 4.83 | 56,648 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,853 |
| US States Quiz | 0 | - | 5.00 | 16,697,670 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,943 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,399 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 618,316 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,336 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,721 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,661 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,904 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,056 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,648 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,811 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,232 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,854 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,858 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,230 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,349 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,229 |
| Arms Exports - United States | 0 | - | 4.70 | 54,341 |
| American Monopoly Board - Map Quiz | 0 | - | 4.52 | 21,136 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,872 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,503 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,475 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,234 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,190 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,814 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,263 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,706 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,167 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,137 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,660 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,447 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,832 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,101 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,228 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,737 |
| Satellite Images - U.S. States | 0 | - | 4.53 | 44,910 |
| Florida Counties | 0 | - | 4.39 | 48,102 |
| Illinois Counties | 0 | - | 4.56 | 30,052 |
| Michigan Counties | 0 | - | 4.63 | 30,040 |
| Indiana Counties | 0 | - | 4.46 | 28,608 |
| Colorado Counties | 0 | - | 4.44 | 26,309 |
| Washington Counties | 0 | - | 4.78 | 26,535 |
| Wisconsin Counties | 0 | - | 4.51 | 26,533 |
| New Jersey Counties | 0 | - | 4.56 | 29,926 |
| California Counties | 0 | - | 4.39 | 118,112 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,902 |
| Pixelated United States Map | 0 | - | 4.89 | 93,462 |
| US States with an Empty Map | 0 | - | 5.00 | 618,722 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,711 |
| Top 10 Most Jewish U.S. States | 0 | - | 4.31 | 42,728 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,103 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 80,859 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,339 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,393 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,645 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,885 |
| U.S. States By Population | 0 | - | 4.92 | 152,339 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,382 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,850 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,245 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 41,751 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,889 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,539 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,758 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,870 |
| U.S. States by Nickname | 0 | - | 4.57 | 69,274 |
| Colleges by U.S. State - Multiple Choice | 0 | - | 4.57 | 22,910 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,863 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,074 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,473 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,061 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,653 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,380 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,364 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,915 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,183 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,259 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,616 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,808 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,523 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,878 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,237 |
| Vietnam War Countries | 0 | - | 4.83 | 93,591 |
| Hindu Countries | 0 | - | 4.85 | 49,561 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,571 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,797 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,375 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,398 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,468 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,714 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,522 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,948 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,546 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,940 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,192 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,087 |
| Asia Map Quiz | 0 | - | 4.99 | 906,875 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,082 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,800 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,359 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,154 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,924 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,691 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,569 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,917 |
| Top 10 U.S. Swing States in the 2024 Election | 0 | - | 4.51 | 74,900 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,114 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,784 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,335 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,653 |
| Countries of Africa | 0 | - | 5.00 | 2,507,323 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,322 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,894 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,295 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,431 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,499 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,675 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,762 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,505 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,778 |
| California Counties Map Quiz | 0 | - | 4.36 | 34,330 |
| Australia Map Quiz | 0 | - | 4.94 | 342,447 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,283 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,557 |
| Rivers of the United States | 0 | - | 4.93 | 65,501 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,941 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,658 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,855 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,644 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,596 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,040 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,543 |
| The Vietnam War | 0 | - | 4.43 | 35,291 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,337 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,405 |
| Cities in European History #1 | 0 | - | 4.63 | 133,104 |
| Cities in U.S. History #1 | 0 | - | 4.30 | 43,423 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,178 |
| Which City in the United States? | 0 | - | 4.21 | 56,655 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,945 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,299 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,642 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,799 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,517 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,364 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,617 |
| The Only European Country ... | 0 | - | 4.91 | 213,780 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,107 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,504 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,198 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,466 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,663 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,896 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,340 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,972 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,847 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,596 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,088 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,782 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,446 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,910 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,642 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,205 |
| Flags of North and South America | 0 | - | 4.99 | 367,033 |
| Las Vegas Casinos | 0 | - | 4.12 | 37,969 |
| State Quiz - Hawaii | 0 | - | 4.35 | 64,923 |
| U.S. National Parks by State - Multiple Choice | 0 | - | 4.46 | 19,194 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,821 |
| Counties of England | 0 | - | 4.97 | 789,068 |
| Tennessee Counties Quiz | 0 | - | 4.23 | 25,663 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.54 | 18,182 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.54 | 28,846 |