| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,357 |
| US States Quiz | 0 | - | 5.00 | 16,766,026 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,254 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,164 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,016 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,669 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,432 |
| US States with an Empty Map | 0 | - | 5.00 | 620,950 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,760 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,917 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,225 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,010 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,406 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,010 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,721 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,702 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,920 |
| Rivers of the United States | 0 | - | 4.93 | 65,755 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,449 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,445 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,396 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,544 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,839 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,460 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,823 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,760 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,732 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,107 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,525,426 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,367 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,135 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,367 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,421 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,470 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,220 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,312 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,534 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,486 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,359 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,532 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,579 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,174 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,543 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,618 |
| Random U.S. City to State | 0 | - | 4.45 | 75,591 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,636 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,103 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,058 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,670,687 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,950 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,436 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,239 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,680 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,384,652 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,256 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 37,012 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,732 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,913 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,515 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,761 |
| Boroughs of New York City | 0 | - | 4.47 | 84,291 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,906 |
| Monarchies of Europe | 0 | - | 4.90 | 97,636 |
| Monarchies of Asia | 0 | - | 4.97 | 70,786 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,589 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,507 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,748 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,091 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,549 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,043 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,960 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,363 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,115 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,161 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,674 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,555 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,213 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,261 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,562 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,746 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,009 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,553 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,897 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,665 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,165 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,870 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,954 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,026 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,943 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,697 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,730 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,389 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,551 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,424 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,655 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,680 |
| Europe Map Quiz | 0 | - | 5.00 | 4,743,141 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,504 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,269 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,103 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,772 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,883 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,644 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,737 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,971 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,170 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,980 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,787 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,283 |
| ALL California Cities | 0 | - | 4.37 | 42,920 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,327 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,554 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,966 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,112 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,832 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,214 |
| Arms Exports - United States | 0 | - | 4.75 | 61,721 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,409 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,453 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,683 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,915 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,189 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,683 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,371 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,359 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,477 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,119 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,719 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,374 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,503 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,716 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,677 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,675 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,345 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,792 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,934 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,781 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,917 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,705 |
| Pixelated United States Map | 0 | - | 4.89 | 93,758 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,443 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,262 |
| U.S. States by Clue #1 | 0 | - | 4.50 | 38,783 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,844 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,835 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 46,788 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,255 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,491 |
| U.S. States By Population | 0 | - | 4.92 | 152,729 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,817 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,124 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,144 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,542 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,662 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,890 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,822 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,950 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,198 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,439 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,308 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,780 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,262 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,927 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.20 | 21,094 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.10 | 19,078 |
| State Quiz - Florida | 0 | - | 4.47 | 62,099 |
| State Quiz - Texas | 0 | - | 4.43 | 62,661 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,656 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,145 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,416 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,329 |
| State Quiz - New York | 0 | - | 4.52 | 45,890 |
| State Quiz - Washington | 0 | - | 4.45 | 36,259 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,243 |
| State Quiz - California | 0 | - | 4.68 | 64,145 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,888 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,583 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,992 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,781 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,002 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,663 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,892 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,632 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,571 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,011 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,044 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,085 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,703 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,790 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,976 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,843 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,411 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,895 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,667 |
| Hindu Countries | 0 | - | 4.86 | 49,790 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,259 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,391 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,062 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,152 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,493 |
