| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,488 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,661 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,548 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,616 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,721 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,181 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,126 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,413 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,813 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,089 |
| U.S. Presidents by State | 0 | - | 4.34 | 68,479 |
| The John F. Kennedy Presidency | 0 | - | 4.47 | 43,470 |
| Vietnam War Countries | 0 | - | 4.83 | 93,581 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,365 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,274 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,418 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,501 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,537 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,934 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,378 |
| US States Quiz | 0 | - | 5.00 | 16,692,772 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,489 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,846 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,926 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,790 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,953 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,805 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,836 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,929 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,195 |
| The Jimmy Carter Presidency | 0 | - | 4.41 | 19,026 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,285 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,698 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,992 |
| Random European Capital to Country | 0 | - | 4.98 | 189,146 |
| Random European Country to Capital | 0 | - | 4.92 | 147,396 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,340 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,369 |
| Random African Capital to Country | 0 | - | 4.97 | 99,708 |
| Random African Country to Capital | 0 | - | 4.94 | 70,196 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,507 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,757 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,812 |
| Pixelated United States Map | 0 | - | 4.89 | 93,435 |
| US States with an Empty Map | 0 | - | 5.00 | 618,551 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,679 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,319 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,366 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,600 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,864 |
| U.S. States By Population | 0 | - | 4.92 | 152,323 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,355 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,832 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,877 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,743 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,855 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,842 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,062 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,455 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,053 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,646 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,349 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,286 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,860 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,038 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,502 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,306 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,871 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,468 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,792 |
| United States Country Quiz | 0 | - | 4.43 | 100,540 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,880 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,059 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,529 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| Rivers of the United States | 0 | - | 4.93 | 65,481 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,917 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,617 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,658 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,600 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,878 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,833 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,622 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,592 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,009 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,530 |
| The Richard Nixon Presidency | 0 | - | 4.05 | 21,918 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,924 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,535 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,916 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,160 |
| US States and State Capitals | 0 | - | 4.99 | 158,367 |
| Arms Exports - United States | 0 | - | 4.70 | 54,320 |
| Countries of Africa | 0 | - | 5.00 | 2,506,504 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,041 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,221 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,334 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,583 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,376 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,021 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,732 |
| Asia Map Quiz | 0 | - | 4.99 | 906,641 |
| Australia Map Quiz | 0 | - | 4.94 | 342,383 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,221 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,634 |
| U.S. State Flags | 0 | - | 4.89 | 166,956 |
| Hawaiian Islands | 0 | - | 4.83 | 42,421 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,061 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,340 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,078 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,008 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,430 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,431 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,777 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,183 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,355 |
| Biggest European Cities by Century | 0 | - | 4.98 | 142,350 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,455 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,314 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,750 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 42,500 |
| Europe Capital to Country | 0 | - | 4.99 | 247,446 |
| Asia Capital to Country | 0 | - | 4.96 | 125,705 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,396 |
| European Capitals by Map | 0 | - | 4.99 | 136,143 |
| African Capitals by Map | 0 | - | 4.99 | 132,110 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,065 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,142 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,575 |
| European Coastal Capitals | 0 | - | 4.95 | 89,711 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,169 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,632 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,684 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,406 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,150 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,888 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,407 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,464 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,226 |
| Countries of the Middle East | 0 | - | 4.96 | 198,828 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,213 |
| The Only European Country ... | 0 | - | 4.91 | 213,701 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,033 |
| Slavic Countries | 0 | - | 4.96 | 110,817 |
| African Island Countries | 0 | - | 4.96 | 100,742 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,452 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,179 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,480 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,282 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 126,707 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,229 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,099 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,226 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,663 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,444 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,031 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,570 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,670 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,725 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,132 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,137 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,536 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,215 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,373 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,199 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,477 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,767 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,870 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,106 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,443 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,760 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,153 |
| North America Map Quiz | 0 | - | 4.98 | 244,283 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,420 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,893 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,421 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,321 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,932 |
| Flags of North and South America | 0 | - | 4.99 | 366,712 |
| Australian States and Territories | 0 | - | 4.95 | 140,615 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,696 |
| Territories of the United States | 0 | - | 4.79 | 52,125 |
| Counties of England | 0 | - | 4.97 | 788,888 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,758 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,119 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,592 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,003 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,365 |
| African East Coast | 0 | - | 4.96 | 95,003 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,643 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,362 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,711 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,575 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,719 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,517,713 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,094 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 80,850 |
| Top 10 U.S. Swing States in the 2024 Election | 0 | - | 4.51 | 74,889 |
