| Hawaiian Islands | 0 | - | 4.83 | 42,427 |
| US States and State Capitals | 0 | - | 4.99 | 158,529 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,190 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,859 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,608 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,469 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,413 |
| U.S. State Flags | 0 | - | 4.89 | 167,096 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,089 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,843 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,045 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,861 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,740 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,354 |
| States in a Tank of the U.S. Map | 0 | - | 4.47 | 31,032 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,084 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,437 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,812 |
| Pennsylvania Counties | 0 | - | 4.48 | 52,082 |
| New York Counties | 0 | - | 4.64 | 49,897 |
| North Carolina Counties | 0 | - | 4.53 | 52,709 |
| Georgia Counties | 0 | - | 4.50 | 49,101 |
| Virginia Counties | 0 | - | 4.45 | 32,927 |
| West Virginia Counties | 0 | - | 4.61 | 33,533 |
| Ohio Counties | 0 | - | 4.47 | 45,416 |
| Texas Counties | 0 | - | 4.55 | 76,058 |
| Which City in Canada? | 0 | - | 4.83 | 56,656 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,871 |
| US States Quiz | 0 | - | 5.00 | 16,700,941 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,960 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,455 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 618,499 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,379 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,753 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,665 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,905 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,060 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,662 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,867 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,268 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,863 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,917 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,260 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,363 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,248 |
| Arms Exports - United States | 0 | - | 4.70 | 54,352 |
| American Monopoly Board - Map Quiz | 0 | - | 4.52 | 21,137 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,964 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,551 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,508 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,269 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,197 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,837 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,277 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,732 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,176 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,152 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,679 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,466 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,854 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,110 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,239 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,347 |
| Satellite Images - U.S. States | 0 | - | 4.53 | 44,913 |
| Florida Counties | 0 | - | 4.39 | 48,109 |
| Illinois Counties | 0 | - | 4.56 | 30,056 |
| Michigan Counties | 0 | - | 4.63 | 30,046 |
| Indiana Counties | 0 | - | 4.46 | 28,613 |
| Colorado Counties | 0 | - | 4.44 | 26,310 |
| Washington Counties | 0 | - | 4.78 | 26,547 |
| Wisconsin Counties | 0 | - | 4.51 | 26,548 |
| New Jersey Counties | 0 | - | 4.56 | 29,928 |
| California Counties | 0 | - | 4.39 | 118,128 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,002 |
| Pixelated United States Map | 0 | - | 4.89 | 93,480 |
| US States with an Empty Map | 0 | - | 5.00 | 618,837 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,734 |
| Top 10 Most Jewish U.S. States | 0 | - | 4.31 | 42,738 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,114 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 80,869 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,361 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,418 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,669 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,907 |
| U.S. States By Population | 0 | - | 4.92 | 152,369 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,405 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,867 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,252 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 41,758 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,904 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,553 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,765 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,881 |
| U.S. States by Nickname | 0 | - | 4.57 | 69,278 |
| Colleges by U.S. State - Multiple Choice | 0 | - | 4.57 | 22,914 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,879 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,081 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,488 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,069 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,659 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,402 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,441 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,953 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,202 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,269 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,633 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,819 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,541 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,886 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,291 |
| Vietnam War Countries | 0 | - | 4.83 | 93,609 |
| Hindu Countries | 0 | - | 4.85 | 49,580 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,626 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,810 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,384 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,419 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,491 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,732 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,553 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,955 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,581 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,472 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,311 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,308 |
| Asia Map Quiz | 0 | - | 4.99 | 907,028 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,095 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,806 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,361 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,202 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,933 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,716 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,584 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,942 |
| Top 10 U.S. Swing States in the 2024 Election | 0 | - | 4.51 | 74,903 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,246 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,903 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,360 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,656 |
| Countries of Africa | 0 | - | 5.00 | 2,507,867 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,353 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,905 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,317 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,447 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,515 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,681 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,777 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,505 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,921 |
| California Counties Map Quiz | 0 | - | 4.36 | 34,335 |
| Australia Map Quiz | 0 | - | 4.94 | 342,482 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,306 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,581 |
| Rivers of the United States | 0 | - | 4.93 | 65,518 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,949 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,706 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,868 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,659 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,600 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,066 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,552 |
| The Vietnam War | 0 | - | 4.43 | 35,294 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,646 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,566 |
| Cities in European History #1 | 0 | - | 4.63 | 133,125 |
| Cities in U.S. History #1 | 0 | - | 4.30 | 44,109 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,191 |
| Which City in the United States? | 0 | - | 4.21 | 56,660 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,988 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,308 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,771 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,814 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,560 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,378 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,622 |
| The Only European Country ... | 0 | - | 4.91 | 213,836 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,146 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,534 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,209 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,652 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,679 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,915 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,347 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,976 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,961 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,621 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,224 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,798 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,471 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,926 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,653 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,389 |
| Flags of North and South America | 0 | - | 4.99 | 367,225 |
| Las Vegas Casinos | 0 | - | 4.12 | 37,970 |
| State Quiz - Hawaii | 0 | - | 4.35 | 64,928 |
| U.S. National Parks by State - Multiple Choice | 0 | - | 4.46 | 19,196 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,913 |
| Counties of England | 0 | - | 4.97 | 789,195 |
| Tennessee Counties Quiz | 0 | - | 4.23 | 25,673 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.54 | 18,183 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.54 | 28,847 |