| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 194,205 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,152 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,767 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 235,042 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,262 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,237 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,664 |
| Vietnam War Countries | 0 | - | 4.82 | 94,496 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,968 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,901 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,457 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,321 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,112 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,357 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,543 |
| U.S. Map with Random Merged States | 0 | - | 4.94 | 303,458 |
| US States Quiz | 0 | - | 5.00 | 16,961,299 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,979 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,725 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,366 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,677 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.41 | 23,684 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,801 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,764 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,245 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,616 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,333 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,953 |
| Random European Capital to Country | 0 | - | 4.98 | 191,845 |
| Random European Country to Capital | 0 | - | 4.93 | 165,670 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,882 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,273 |
| Random African Capital to Country | 0 | - | 4.97 | 101,149 |
| Random African Country to Capital | 0 | - | 4.94 | 71,622 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,939 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,334 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,510 |
| Pixelated United States Map | 0 | - | 4.88 | 94,652 |
| US States with an Empty Map | 0 | - | 5.00 | 627,455 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,788 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,531 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,010 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,024 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,668 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,027 |
| U.S. States By Population | 0 | - | 4.92 | 153,960 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,989 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,758 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,943 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,714 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,442 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,954 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,506 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,074 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,564 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,757 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,555 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,400 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,370 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,739 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,196 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,493 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,434 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,251 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,643 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,229 |
| United States Country Quiz | 0 | - | 4.43 | 101,997 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,460 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,280 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,942 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,330 |
| Rivers of the United States | 0 | - | 4.93 | 66,537 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,918 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 509,105 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,776 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,162 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,890 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,683 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,302 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,088 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,645 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,133 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,110 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,193 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,181 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,600 |
| US States and State Capitals | 0 | - | 4.99 | 164,627 |
| Arms Exports - United States | 0 | - | 4.77 | 62,639 |
| Countries of Africa | 0 | - | 5.00 | 2,552,737 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,603 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,877 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,800 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,197 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,045 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,843 |
| Africa Map Quiz | 0 | - | 5.00 | 2,125,867 |
| Asia Map Quiz | 0 | - | 4.99 | 922,958 |
| Australia Map Quiz | 0 | - | 4.95 | 345,740 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,702 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,353 |
| U.S. State Flags | 0 | - | 4.89 | 172,155 |
| Hawaiian Islands | 0 | - | 4.83 | 42,856 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,153 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,193 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,461 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,500 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,036 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,279 |
| U.S. Presidents by State | 0 | - | 4.34 | 68,800 |
| Star-Spangled Banner Lyrics | 0 | - | 4.36 | 179,772 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 383,107 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,652 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,186 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,318 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,992 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,663 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,254 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,803 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,497 |
| Name a City - European Countries | 0 | - | 4.90 | 65,957 |
| Europe Capital to Country | 0 | - | 4.99 | 251,601 |
| Asia Capital to Country | 0 | - | 4.96 | 127,205 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,664 |
| European Capitals by Map | 0 | - | 4.99 | 141,451 |
| African Capitals by Map | 0 | - | 4.99 | 141,497 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,621 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,647 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,991 |
| European Coastal Capitals | 0 | - | 4.95 | 91,101 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,075 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,767 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,314 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,058 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,441 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,257 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,478 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,584 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,613 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,720 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,193 |
| Countries of the Middle East | 0 | - | 4.96 | 202,246 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,925 |
| The Only European Country ... | 0 | - | 4.91 | 218,323 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,418 |
| Slavic Countries | 0 | - | 4.96 | 112,174 |
| African Island Countries | 0 | - | 4.96 | 102,233 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,135 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,830 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,078 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,061 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 128,167 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,437 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,811 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,866 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,562 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,099 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,305 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,055 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,278 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,348 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,860 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,633 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,828 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,302 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,071 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,712 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,983 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,962 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,123 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,047 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,388 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,607 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,248 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,639 |
| North America Map Quiz | 0 | - | 4.98 | 250,629 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,679 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,412 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,397 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,614 |
| Random U.S. States on a Map | 0 | - | 4.96 | 629,145 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,685 |
| Flags of North and South America | 0 | - | 4.99 | 375,836 |
| Australian States and Territories | 0 | - | 4.96 | 142,593 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,114 |
| Territories of the United States | 0 | - | 4.80 | 52,554 |
| Counties of England | 0 | - | 4.97 | 801,211 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 174,906 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,409 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,161 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,444 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,821 |
| African East Coast | 0 | - | 4.96 | 96,543 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,887 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,919 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,157 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,302 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,252 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,552,138 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,051 |
