| US States Quiz | 0 | - | 5.00 | 14,889,837 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 101,159 |
| Top 10 Hottest U.S. States | 0 | - | 4.83 | 101,682 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,316 |
| US States with an Empty Map | 0 | - | 5.00 | 559,242 |
| U.S. States with the Longest International Borders | 0 | - | 4.75 | 41,734 |
| Asian Geography By Letter - B | 0 | - | 4.83 | 62,087 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,180 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,827 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,755 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 127,034 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,480 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 71,996 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 91,314 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 52,307 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,112 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 125,536 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 278,560 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,260 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,269,884 |
| Countries Closest to Alaska | 0 | - | 4.92 | 99,873 |
| Countries Closest to Maine | 0 | - | 4.85 | 59,541 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 21,166 |
| Rivers of the United States | 0 | - | 4.92 | 57,577 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 60,915 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 58,905 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 39,533 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 75,530 |
| Countries Closest to United States A-Z | 0 | - | 4.84 | 108,106 |
| U.S. States that Border Canada | 0 | - | 4.90 | 166,432 |
| US States by Borders in 30 Seconds | 0 | - | 4.75 | 2,417,091 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,255,308 |
| United States Map Quiz | 0 | - | 4.98 | 3,921,551 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 196,493 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,539,347 |
| Longest U.S. State Borders | 0 | - | 4.59 | 34,636 |
| U.S. States with the Fewest Borders | 0 | - | 4.75 | 106,268 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,162 |
| Asian Geography By Letter - A | 0 | - | 4.65 | 67,642 |
| European Geography By Letter - A | 0 | - | 4.55 | 125,149 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 104,158 |
| European Geography By Letter - C | 0 | - | 4.43 | 105,522 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,116 |
| European Geography By Letter - L | 0 | - | 4.51 | 105,673 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,054 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,197 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,026 |
| European Geography By Letter - V | 0 | - | 4.45 | 86,881 |
| Asian Geography by Letter - H | 0 | - | 4.47 | 62,032 |
| Asian Geography By Letter - M | 0 | - | 4.46 | 58,485 |
| Asian Geography by Letter - P | 0 | - | 4.43 | 54,294 |
| Asian Geography by Letter - T | 0 | - | 4.48 | 46,593 |
| European Geography By Letter - S #1 | 0 | - | 4.58 | 94,341 |
| Asian Geography By Letter - L | 0 | - | 4.45 | 39,382 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,330 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,414 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,091 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,049 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 92,173 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 80,414 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,688 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.44 | 51,148 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 36,942 |
| Tourist Attractions by U.S. State | 0 | - | 4.45 | 60,457 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 90,298 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 73,839 |
| U.S. States by Clue #1 | 0 | - | 4.48 | 33,158 |
| U.S. States with More Cows than People | 0 | - | 4.58 | 39,343 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 62,471 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,806 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 34,259 |
| U.S. States with Spanish Names | 0 | - | 4.48 | 68,106 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 69,972 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,733 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,513 |
| State Quiz - Florida | 0 | - | 4.44 | 56,288 |
| State Quiz - Texas | 0 | - | 4.44 | 56,734 |
| State Quiz - Virginia | 0 | - | 4.51 | 33,247 |
| State Quiz - New York | 0 | - | 4.47 | 37,068 |
| State Quiz - Washington | 0 | - | 4.45 | 32,624 |
| State Quiz - California | 0 | - | 4.65 | 57,172 |
| State Quiz - Alaska | 0 | - | 4.44 | 37,829 |
| State Quiz - New Jersey | 0 | - | 4.45 | 31,674 |
| State Quiz - Pennsylvania | 0 | - | 4.49 | 42,791 |
| Random U.S. City to State | 0 | - | 4.44 | 66,249 |
| Countries that Start with A | 0 | - | 4.98 | 1,961,409 |
| Countries that Start with B | 0 | - | 4.95 | 2,100,415 |
| Countries that Start with C | 0 | - | 4.96 | 1,661,792 |
| Countries that Start with D | 0 | - | 4.96 | 602,874 |
| Countries that Start with E | 0 | - | 4.95 | 1,244,076 |
| Countries that Start with G | 0 | - | 4.97 | 1,363,754 |
| Countries that Start with H | 0 | - | 4.96 | 514,237 |
| Countries that Start with I | 0 | - | 4.92 | 1,172,959 |
| Countries that Start with J | 0 | - | 4.98 | 516,942 |
| Countries that Start with K | 0 | - | 4.96 | 721,955 |
| Countries that Start with L | 0 | - | 4.98 | 981,615 |
| Countries that Start with N | 0 | - | 4.93 | 1,007,841 |
| Countries that Start with P | 0 | - | 4.95 | 1,110,419 |
| Countries that Start with S | 0 | - | 4.98 | 1,617,243 |
| Countries that Start with T | 0 | - | 4.89 | 919,020 |
| Countries that Start with U | 0 | - | 4.96 | 828,841 |
| Countries that Start with V | 0 | - | 4.98 | 555,087 |
| Countries that Start with F | 0 | - | 4.83 | 544,232 |
| Countries that Start with M | 0 | - | 4.97 | 1,264,488 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.70 | 140,304 |
| U.S. States that Start with N - Shape Quiz | 0 | - | 4.74 | 45,488 |
| 10 Closest Megacities to New York City | 0 | - | 4.51 | 64,497 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 46,580 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,163 |
| Capitals A-Z | 0 | - | 4.85 | 42,061 |
| Monarchies of Europe | 0 | - | 4.88 | 87,665 |
| Monarchies of Asia | 0 | - | 4.95 | 54,482 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 65,947 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,666 |
| Asian Geography By Letter - S | 0 | - | 4.20 | 53,785 |
| European Geography By Letter - E | 0 | - | 4.21 | 106,011 |
| European Geography By Letter - F | 0 | - | 4.16 | 85,739 |
| European Geography By Letter - H | 0 | - | 4.31 | 89,366 |
| European Geography By Letter - G | 0 | - | 4.25 | 95,578 |
| European Geography By Letter - I | 0 | - | 4.10 | 89,207 |
| European Geography By Letter - K | 0 | - | 4.17 | 64,894 |
| European Geography By Letter - O | 0 | - | 4.28 | 58,104 |
| European Geography By Letter - R | 0 | - | 4.40 | 87,949 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,565 |
| Asian Geography by Letter - D | 0 | - | 4.25 | 49,056 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 48,519 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 64,135 |
| Asian Geography by Letter - C | 0 | - | 4.31 | 61,573 |
| Asian Geography by Letter - N | 0 | - | 4.31 | 47,123 |
| European Geography By Letter - T | 0 | - | 4.40 | 71,237 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 47,076 |
| Asian Geography By Letter - J | 0 | - | 4.29 | 31,700 |
| Asian Geography By Letter - O | 0 | - | 4.64 | 26,298 |
| Asian Geography By Letter - R | 0 | - | 4.44 | 22,770 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.84 | 34,177 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,812 |
| Movies by State Quiz | 0 | - | 4.23 | 39,460 |
| U.S. Cities A-Z | 0 | - | 4.21 | 30,731 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 73,973 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 63,738 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 21,707 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.47 | 25,114 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.54 | 30,376 |
| Boroughs of New York City | 0 | - | 4.45 | 77,638 |
| Total United States Immigration by Country | 0 | - | 4.89 | 97,489 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 187,270 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,257 |
| Richest Countries A-Z | 0 | - | 4.92 | 89,270 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 182,124 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 116,410 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,974 |
| California Cities Map Quiz | 0 | - | 4.49 | 82,645 |
| Florida Cities Map Quiz | 0 | - | 4.49 | 57,732 |
| New York Cities Map Quiz | 0 | - | 4.54 | 39,888 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,381 |
| Most Valuable Crops by U.S. State | 0 | - | 4.39 | 36,957 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 31,499 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.37 | 54,745 |
| Events by U.S. State #1 | 0 | - | 4.42 | 21,853 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.46 | 25,611 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 341,835 |
| U.S. States with the Most National Parks | 0 | - | 4.62 | 21,505 |
| Sports Teams by State Quiz | 0 | - | 4.19 | 91,525 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.27 | 35,105 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 31,415 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.51 | 27,663 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 25,146 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 13,889 |
| State Quiz - Michigan | 0 | - | 4.25 | 47,235 |
| State Quiz - Wisconsin | 0 | - | 4.38 | 33,070 |
| State Quiz - Ohio | 0 | - | 4.23 | 33,921 |
| State Quiz - Colorado | 0 | - | 4.36 | 35,843 |
| State Quiz - North Carolina | 0 | - | 4.29 | 33,176 |
| State Quiz - Minnesota | 0 | - | 4.37 | 32,624 |
| State Quiz - Georgia | 0 | - | 4.44 | 28,437 |
| State Quiz - Kentucky | 0 | - | 4.45 | 28,996 |
| State Quiz - Oklahoma | 0 | - | 4.41 | 23,125 |
| History of Louisiana | 0 | - | 4.44 | 8,790 |
| State Quiz - Mississippi | 0 | - | 4.41 | 20,680 |
| State Quiz - West Virginia | 0 | - | 4.41 | 19,435 |
| State Quiz - Nebraska | 0 | - | 4.53 | 21,260 |
| State Quiz - Missouri | 0 | - | 4.42 | 21,753 |
| State Quiz - Idaho | 0 | - | 4.58 | 24,367 |
| State Quiz - Maine | 0 | - | 4.51 | 22,368 |
| State Quiz - North Dakota | 0 | - | 4.47 | 19,279 |
| State Quiz - Rhode Island | 0 | - | 4.58 | 22,814 |
| State Quiz - Tennessee | 0 | - | 4.49 | 27,390 |
| U.S States with the Most Cows | 0 | - | 4.60 | 18,383 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 142,164 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 70,319 |
| 500 Biggest US Cities | 0 | - | 4.88 | 99,725 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,209 |
| ALL California Cities | 0 | - | 4.36 | 39,442 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.40 | 11,668 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 117,047 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,956 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 44,222 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 34,658 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.65 | 32,444 |
| Arms Exports - United States | 0 | - | 4.65 | 48,860 |
