| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,032 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,386 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,842 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,797 |
| Boroughs of New York City | 0 | - | 4.47 | 85,287 |
| US States Quiz | 0 | - | 5.00 | 16,985,678 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,659 |
| ALL California Cities | 0 | - | 4.37 | 43,225 |
| Random U.S. City to State | 0 | - | 4.45 | 76,834 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,854 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,699 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,724 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,085 |
| Dallas City Trivia | 0 | - | 4.46 | 6,865 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,283 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,359 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,349 |
| Name a City - European Countries | 0 | - | 4.90 | 66,106 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,566 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,649 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,714 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,734 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,790 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,119 |
| US States with an Empty Map | 0 | - | 5.00 | 628,271 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,921 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,600 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,295 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,209 |
| Miami City Trivia | 0 | - | 4.60 | 11,265 |
| Draw All US State Borders | 0 | - | 4.99 | 140,458 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.91 | 68,116 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,987 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,227 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,111 |
| Every City in Texas on a Map | 0 | - | 4.37 | 16,101 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,718 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,407 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,980 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,587 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,490 |
| Europe Capital to Country | 0 | - | 4.99 | 251,939 |
| Asia Capital to Country | 0 | - | 4.96 | 127,331 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,885 |
| European Capitals by Map | 0 | - | 4.99 | 141,944 |
| African Capitals by Map | 0 | - | 4.99 | 142,011 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,710 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,858 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,803 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,122 |
| European Coastal Capitals | 0 | - | 4.95 | 91,253 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,156 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,425 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,647 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,135 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,544 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,864 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,409 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,086 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,695 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,065 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,779 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,056 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,438 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,773 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,837 |
| Official Cities in the UK | 0 | - | 4.89 | 286,022 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,519 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,228 |
| World Capitals Quiz | 0 | - | 5.00 | 5,103,175 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,979 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,177 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,538 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,049 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,359 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,549 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,905 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,621 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,673 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,670 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,537 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,377 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,683 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,862 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,487 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,962 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,866 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,001 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,622 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,522 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,526 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,665 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,296 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,103 |
| US States and State Capitals | 0 | - | 4.99 | 165,176 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,577 |
| All About Atlanta | 0 | - | 4.60 | 11,287 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,554,550 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,352 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,506 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,124 |
| Capitals of the Stans | 0 | - | 4.95 | 27,108 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,015 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,978 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,467 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,403 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,092 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,870 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,578 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,755 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,177 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,928 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,292 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,458 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,795 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,023 |
| Random European Capital to Country | 0 | - | 4.98 | 192,063 |
| Random European Country to Capital | 0 | - | 4.93 | 165,832 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,952 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,378 |
| Random African Capital to Country | 0 | - | 4.97 | 101,286 |
| Random African Country to Capital | 0 | - | 4.95 | 71,716 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,653 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,670 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,710 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,653 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,305 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,934 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,299 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,213 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,766 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,801 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,159 |
| State Quiz - Texas | 0 | - | 4.43 | 63,159 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,757 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,550 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,914 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,211 |
| Find the City #1 | 0 | - | 4.97 | 43,305 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,803 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,280 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,938 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,165 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,159 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,064 |
| Countries by Capital City | 0 | - | 5.00 | 69,293 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,811 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,181 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,650 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,137 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,765 |
| Moved Capital Cities | 0 | - | 4.96 | 74,614 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,213 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,340 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,345 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,787 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,101 |
| Which City in Europe? | 0 | - | 4.83 | 107,851 |
| Houston City Trivia | 0 | - | 3.93 | 10,484 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,141 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,648 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,375 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,692,189 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 79,217 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,397,918 |
| Texas True or False? | 0 | - | 4.51 | 39,565 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,928 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,628 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,985 |
| Name a City - U.S. States | 0 | - | 4.40 | 30,572 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,561 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,428 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,867 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,665 |
| Random Country to Capital | 0 | - | 4.98 | 927,357 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,581 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,126 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,856 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,780 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,032 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.86 | 18,472 |
| Which City in Texas? | 0 | - | 4.45 | 25,153 |
| Which City in California? | 0 | - | 4.56 | 32,145 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,070 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,193 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,066 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,560 |
| Mexico True or False? | 0 | - | 4.89 | 48,976 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,166 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,995 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,349 |
| Rivers of the United States | 0 | - | 4.93 | 66,629 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,928 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,102 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,062 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,123 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,798 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,423 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,145 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,179 |
