| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,641 |
| US States Quiz | 0 | - | 5.00 | 16,686,750 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,253 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,183 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,641 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,686 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,377 |
| US States with an Empty Map | 0 | - | 5.00 | 618,375 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,304 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,150 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,981 |
| Draw All US State Borders | 0 | - | 4.99 | 133,292 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,607 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,491 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,835 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,500 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,518 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,578 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,970 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,124 |
| US States and State Capitals | 0 | - | 4.99 | 158,229 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,943 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,394 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,477 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,462 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,841 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,901 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,833 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,663,270 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,379,306 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,806 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,581 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,519 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,791 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,877 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,741 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,932 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,784 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,172 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,672 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,595 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.43 | 40,157 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 54,852 |
| Random U.S. City to State | 0 | - | 4.45 | 75,244 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,144 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,610 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,250 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.66 | 10,794 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,767 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,732 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,445 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,212 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,910 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,527 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,174 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,636 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,558 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,142 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,002 |
| Boroughs of New York City | 0 | - | 4.47 | 84,069 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,485 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,651 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,311 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,555 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,346 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,371 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,406 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,557 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,633 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,421 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,158 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,732 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,103 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,141 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,344 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,260 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,422 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,659 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,251 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,460 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,266 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,511 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,878 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,320 |
| U.S. Cities by Hispanic Population | 0 | - | 4.31 | 37,970 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,118 |
| ALL California Cities | 0 | - | 4.36 | 42,804 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,382 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,353 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,576 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,014 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,778 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,313 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,836 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,687 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,063 |
| U.S. States with Exactly One Major Pro Sports Team | 0 | - | 3.91 | 18,369 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,066 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,381 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,696 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 124,103 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 114,905 |
| Cities on Interstate 95 on a Map | 0 | - | 4.48 | 23,310 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,448 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,638 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,775 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,158 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,002 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,584 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,341 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,255 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,605 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,323 |
| Regions of U.S. States | 0 | - | 4.37 | 43,433 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,780 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,336 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 22,988 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,940 |
| Countries with Megacities | 0 | - | 4.99 | 246,388 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,864 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,771 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,317 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,724 |
| Shrinking U.S. States | 0 | - | 4.37 | 40,184 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 50,549 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,398 |
| Biggest Cities in the United States | 0 | - | 4.93 | 965,679 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,589 |
| Biggest Cities in Canada | 0 | - | 4.54 | 131,757 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 112,358 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,273 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,586 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,424 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,705 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,169 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,481 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,889 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,636 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,496 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,962 |
| Miami City Trivia | 0 | - | 4.60 | 11,184 |
| All About Atlanta | 0 | - | 4.60 | 11,205 |
| Dallas City Trivia | 0 | - | 4.46 | 6,771 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,238 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,390 |
| Rivers of the United States | 0 | - | 4.93 | 65,447 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,985 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,222 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,925 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,165 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,828 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,199 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,361 |
| U.S. States with the Most National Parks | 0 | - | 4.64 | 25,379 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 26,006 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 27,893 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,529 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,806 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,053 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,754 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,769 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,790 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,427 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,528 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,185 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,562 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,538 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,680 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,762 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,796 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,399 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,451 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,850 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,489 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,987 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,096 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,683 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,612 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,429 |
| The Most Populous U.S. City by Category | 0 | - | 4.35 | 22,249 |
| 5 Most Populous Cities in Each Country With a Map | 0 | - | 4.96 | 38,868 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,430 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,628 |
| Name a City - European Countries | 0 | - | 4.92 | 64,303 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,188 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,521 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,478 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,563 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,044 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,798 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,683 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,433 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,396 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,061 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,376 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,551 |
| State Quiz - Florida | 0 | - | 4.47 | 61,914 |
| State Quiz - Texas | 0 | - | 4.43 | 62,461 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,534 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,019 |
