| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,829 |
| US States Quiz | 0 | - | 5.00 | 16,971,056 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,979 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,500 |
| US States with an Empty Map | 0 | - | 5.00 | 627,801 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,303 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,047 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,353 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,863 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,164 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,983 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,489 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,000 |
| Rivers of the United States | 0 | - | 4.93 | 66,581 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,296 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,741 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,355 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,701 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,164 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,309 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,686 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,760 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,380 |
| Hawaiian Islands | 0 | - | 4.83 | 42,892 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,343 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,508 |
| Boroughs of New York City | 0 | - | 4.47 | 84,894 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,107 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,779 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,553,101 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,157 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,371 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,086 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,470 |
| Counties of England | 0 | - | 4.97 | 801,719 |
| ALL California Cities | 0 | - | 4.37 | 43,205 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,905 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,312 |
| Australian States and Territories | 0 | - | 4.96 | 142,693 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,201 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,466 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,347 |
| State Quiz - Florida | 0 | - | 4.47 | 62,548 |
| State Quiz - Texas | 0 | - | 4.43 | 63,121 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,964 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,456 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,710 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,598 |
| State Quiz - New York | 0 | - | 4.52 | 46,356 |
| State Quiz - Washington | 0 | - | 4.45 | 36,601 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,516 |
| State Quiz - California | 0 | - | 4.69 | 64,718 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,234 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,873 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,262 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,335 |
| Random U.S. City to State | 0 | - | 4.45 | 76,799 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,046 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,690,846 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,845 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,277 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,397,290 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,476 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,159 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,777 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,104 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,141 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,982 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,337 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,849 |
| Regions of Italy | 0 | - | 4.92 | 76,791 |
| States of India | 0 | - | 4.95 | 195,417 |
| Japanese Prefectures | 0 | - | 4.98 | 138,624 |
| Provinces of China | 0 | - | 4.97 | 207,305 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,117 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,417 |
| States of Germany | 0 | - | 4.95 | 154,145 |
| Regions of New Zealand | 0 | - | 4.84 | 28,686 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,656 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,111 |
| Provinces of Turkey | 0 | - | 4.94 | 205,509 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,626 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,802 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,909 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,070 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,153 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,475 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,354 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,038 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,096 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,390 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,725 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,384 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,703 |
| Miami City Trivia | 0 | - | 4.60 | 11,259 |
| Dallas City Trivia | 0 | - | 4.46 | 6,862 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,225 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,983 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,469 |
| Washington D.C. by Picture | 0 | - | 4.49 | 26,839 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,387 |
| States of Mexico | 0 | - | 4.96 | 177,815 |
| Territories of the United States | 0 | - | 4.80 | 52,579 |
| States of Brazil | 0 | - | 4.97 | 89,375 |
| Departments of France | 0 | - | 4.93 | 54,927 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,634 |
| State Quiz - Michigan | 0 | - | 4.27 | 52,392 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 40,427 |
| State Quiz - Ohio | 0 | - | 4.24 | 45,568 |
| State Quiz - Colorado | 0 | - | 4.38 | 48,521 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,776 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,566 |
| History of Louisiana | 0 | - | 4.46 | 9,579 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,540 |
| State Quiz - West Virginia | 0 | - | 4.42 | 22,080 |
| State Quiz - Nebraska | 0 | - | 4.53 | 24,223 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,881 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,540 |
| State Quiz - Maine | 0 | - | 4.52 | 25,551 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,722 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,934 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,920 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,885 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,241 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,337 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,955 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,806 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,690 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,578 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,488 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,255 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,200 |
| Arms Exports - United States | 0 | - | 4.77 | 62,659 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,362 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,315 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,649 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,840 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,932 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,888 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,533 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,679 |
| Counties of Ireland | 0 | - | 4.92 | 196,932 |
| New Jersey Counties | 0 | - | 4.57 | 30,548 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,442 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,471 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,447 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,164 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,344 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,585 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,475 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,640 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,782 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,539 |
| Pixelated United States Map | 0 | - | 4.88 | 94,710 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,553 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,901 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,352 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,129 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,127 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,853 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,164 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,155 |
| U.S. States By Population | 0 | - | 4.92 | 154,033 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,077 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,804 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,688 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,749 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,978 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,834 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 88,172 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,327 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,772 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,482 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,002 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,648 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,738 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,553 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,117 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,595 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,780 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,593 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,950 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,410 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 63,977 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,804 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,471 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,617 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,821 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,059 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,836 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,534 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,845 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,269 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,385 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,071 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,674 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,663 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,043 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,554 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,171 |
