| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,946 |
| US States Quiz | 0 | - | 5.00 | 16,878,805 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,586 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,334 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 81,555 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,826 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,891 |
| US States with an Empty Map | 0 | - | 5.00 | 624,726 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,645 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,650 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,830 |
| Draw All US State Borders | 0 | - | 4.99 | 137,652 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,066 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,626 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,233 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,485 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,981 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,890 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,081 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,050 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,320 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,267 |
| US States and State Capitals | 0 | - | 4.99 | 162,507 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,539,687 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,812 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,176 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,141 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,080 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,851 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 88,544 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,976 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,838 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,402 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,180 |
| Random U.S. City to State | 0 | - | 4.45 | 76,332 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,745 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,681,408 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,391,639 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,663 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,675 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,911 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,923 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,874 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,356 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,844 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,442 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,134 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,973 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,182 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,140 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 73,103 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,830 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,558 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,194 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,714 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,860 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,808 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,625 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,234 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,067 |
| Boroughs of New York City | 0 | - | 4.47 | 84,599 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,024 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,799 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,831 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,807 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,932 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,832 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,241 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,047 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,200 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,393 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,333 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,502 |
| ALL California Cities | 0 | - | 4.37 | 43,060 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,456 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,497 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,741 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,229 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,943 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,550 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,977 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,559 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,801 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,462 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,105 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,503 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,103 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,757 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,522 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,394 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,294 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 48,437 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,869 |
| U.S. States with Exactly One Major Pro Sports Team | 0 | - | 3.91 | 18,463 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,025 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,039 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,537 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,635 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,381 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,901 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,385 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,493 |
| Countries with Megacities | 0 | - | 4.99 | 263,510 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,342 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,268 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,629 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,302 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,448 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,023 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,137 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 117,095 |
| Cities on Interstate 95 on a Map | 0 | - | 4.48 | 23,527 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,686 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,050 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,363 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,258 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,907 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,494 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,475 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,719 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,462 |
| Regions of U.S. States | 0 | - | 4.37 | 43,887 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,177 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,388 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,125 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,350 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,738 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,595 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,215 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,881 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,272 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,403 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,766 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,619 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,843 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,056 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,005 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,044 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,776 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,694 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,005 |
| Miami City Trivia | 0 | - | 4.60 | 11,233 |
| All About Atlanta | 0 | - | 4.60 | 11,254 |
| Dallas City Trivia | 0 | - | 4.46 | 6,834 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,370 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,118 |
| Rivers of the United States | 0 | - | 4.93 | 66,211 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,859 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,309 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,044 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,390 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,910 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,368 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,468 |
| U.S. States with the Most National Parks | 0 | - | 4.65 | 25,728 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,085 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,814 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,993 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,900 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,726 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,835 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,917 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,402 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,553 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,091 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,975 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,591 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,120 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,383 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,948 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,849 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,545 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,293 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,946 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,744 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,066 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,539 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,655 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,363 |
| The Most Populous U.S. City by Category | 0 | - | 4.37 | 22,388 |
| 5 Most Populous Cities in Each Country With a Map | 0 | - | 4.96 | 39,545 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,528 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,772 |
| Name a City - European Countries | 0 | - | 4.90 | 65,395 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,480 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,608 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 183,877 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,202 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,882 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,264 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,781 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,606 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,754 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,306 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,775 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,703 |
| State Quiz - Florida | 0 | - | 4.47 | 62,346 |
| State Quiz - Texas | 0 | - | 4.43 | 62,877 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,811 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,310 |
