| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,035 |
| US States Quiz | 0 | - | 5.00 | 16,825,657 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,567 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,983 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,199 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,524 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,424 |
| US States with an Empty Map | 0 | - | 5.00 | 623,090 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,288 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,705 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,628 |
| Draw All US State Borders | 0 | - | 4.99 | 136,441 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,668 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,344 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,846 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,210 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,370 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,811 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,778 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,795 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,015 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,007 |
| US States and State Capitals | 0 | - | 4.99 | 161,134 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,532,906 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,000 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,057 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,029 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,010 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,782 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,896 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,769 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,329 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,096 |
| Random U.S. City to State | 0 | - | 4.45 | 76,031 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,596 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,676,215 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,388,636 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,450 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,362 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,822 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,344 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,441 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,966 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,587 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,274 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,992 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,261 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,081 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,059 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,997 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,722 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,460 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,105 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,661 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,428 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,489 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,613 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,217 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,044 |
| Boroughs of New York City | 0 | - | 4.47 | 84,459 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,984 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,739 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,694 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,688 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,841 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,270 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,793 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,603 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,830 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,564 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,227 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,397 |
| ALL California Cities | 0 | - | 4.37 | 42,982 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,442 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,178 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,693 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,185 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,892 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,486 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,942 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,233 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,762 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,430 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,890 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,473 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 38,969 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,649 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,416 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,304 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,898 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,946 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,730 |
| U.S. States with Exactly One Major Pro Sports Team | 0 | - | 3.91 | 18,442 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,880 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,944 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,464 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,589 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,346 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,657 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,565 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,865 |
| Countries with Megacities | 0 | - | 4.99 | 255,578 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,728 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,905 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,025 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,901 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,207 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,247 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,565 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 116,281 |
| Cities on Interstate 95 on a Map | 0 | - | 4.48 | 23,451 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,633 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,775 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,721 |
| Every City in Arizona on a Map | 0 | - | 4.50 | 9,317 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,194 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,814 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,449 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,438 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,694 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,105 |
| Regions of U.S. States | 0 | - | 4.37 | 43,771 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,086 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,367 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,099 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,315 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,282 |
| Biggest Cities in the United States | 0 | - | 4.93 | 975,033 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,400 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,640 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,777 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,369 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,717 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,575 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,509 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,759 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,838 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,003 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,741 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,643 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,997 |
| Miami City Trivia | 0 | - | 4.60 | 11,219 |
| All About Atlanta | 0 | - | 4.60 | 11,242 |
| Dallas City Trivia | 0 | - | 4.46 | 6,817 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,078 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,953 |
| Rivers of the United States | 0 | - | 4.93 | 66,055 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,379 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,282 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,019 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,326 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,898 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,336 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,450 |
| U.S. States with the Most National Parks | 0 | - | 4.65 | 25,623 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,040 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,725 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,935 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,672 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,495 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,314 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,628 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,240 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,317 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,874 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,411 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,814 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,982 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,818 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,623 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,306 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,153 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,749 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,380 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,623 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,722 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,180 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,317 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,751 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,344 |
| 5 Most Populous Cities in Each Country With a Map | 0 | - | 4.96 | 39,336 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,508 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,729 |
| Name a City - European Countries | 0 | - | 4.90 | 65,149 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,382 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,593 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,516 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,156 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,859 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,247 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,763 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,562 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,679 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,246 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,664 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,659 |
| State Quiz - Florida | 0 | - | 4.47 | 62,223 |
| State Quiz - Texas | 0 | - | 4.43 | 62,778 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,736 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,228 |
