| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,952 |
| US States Quiz | 0 | - | 5.00 | 16,706,509 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,402 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,310 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,755 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,810 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,537 |
| US States with an Empty Map | 0 | - | 5.00 | 619,017 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,441 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,532 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,105 |
| Draw All US State Borders | 0 | - | 4.99 | 133,727 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,764 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,620 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,982 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,614 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,784 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,617 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,099 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,218 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,476 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,552 |
| US States and State Capitals | 0 | - | 4.99 | 158,625 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,519,210 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,558 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,896 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,929 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,168 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,271 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,712 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,627 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,173 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 54,887 |
| Random U.S. City to State | 0 | - | 4.45 | 75,355 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,221 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,665,129 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,380,751 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,892 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,682 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,558 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,022 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,043 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,885 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,020 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,834 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,670 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,536 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.67 | 10,839 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,798 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,767 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,490 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,259 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,939 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,538 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,425 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,785 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,562 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,153 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,011 |
| Boroughs of New York City | 0 | - | 4.47 | 84,115 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,734 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,590 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,397 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,431 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,668 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,604 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,554 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,668 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,053 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,257 |
| U.S. Cities by Hispanic Population | 0 | - | 4.31 | 38,015 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,160 |
| ALL California Cities | 0 | - | 4.37 | 42,821 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,388 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,492 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,591 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,033 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,793 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,342 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,854 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,675 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,322 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,116 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,419 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,627 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,439 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,198 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,106 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,331 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 40,107 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,325 |
| U.S. States with Exactly One Major Pro Sports Team | 0 | - | 3.91 | 18,376 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,500 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,711 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,283 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,485 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,279 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,405 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,741 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,377 |
| Countries with Megacities | 0 | - | 4.99 | 247,139 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,226 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,047 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,656 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,958 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 50,629 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,649 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 124,305 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 115,089 |
| Cities on Interstate 95 on a Map | 0 | - | 4.48 | 23,323 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,478 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,677 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,996 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,193 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,018 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,613 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,365 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,277 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,630 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,442 |
| Regions of U.S. States | 0 | - | 4.37 | 43,483 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,816 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,343 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,002 |
| Shrinking U.S. States | 0 | - | 4.37 | 40,197 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,736 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,000 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,879 |
| Biggest Cities in Canada | 0 | - | 4.54 | 131,848 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 112,541 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,281 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,609 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,444 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,463 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,108 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,523 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,917 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,659 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,531 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,969 |
| Miami City Trivia | 0 | - | 4.60 | 11,191 |
| All About Atlanta | 0 | - | 4.60 | 11,206 |
| Dallas City Trivia | 0 | - | 4.46 | 6,776 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,340 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,465 |
| Rivers of the United States | 0 | - | 4.93 | 65,537 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,048 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,235 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,932 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,189 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,835 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,216 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,371 |
| U.S. States with the Most National Parks | 0 | - | 4.64 | 25,425 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 27,920 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,551 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,820 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,135 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,869 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,984 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,920 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,512 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,638 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,310 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,677 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,728 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,014 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,897 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,111 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,516 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,546 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,391 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,616 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,070 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,192 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,767 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,705 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,560 |
| The Most Populous U.S. City by Category | 0 | - | 4.36 | 22,263 |
| 5 Most Populous Cities in Each Country With a Map | 0 | - | 4.96 | 38,943 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,441 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,635 |
| Name a City - European Countries | 0 | - | 4.92 | 64,441 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,228 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,533 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,621 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,065 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,807 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,695 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,453 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,437 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,098 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,423 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,564 |
| State Quiz - Florida | 0 | - | 4.47 | 61,954 |
| State Quiz - Texas | 0 | - | 4.43 | 62,520 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,566 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,042 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,337 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,259 |
