| US States and State Capitals | 0 | - | 4.99 | 165,188 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,662 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,803 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,669 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,573 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,650 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,721 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,735 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,790 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,064 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,867 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,725 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,726 |
| Which City in Canada? | 0 | - | 4.83 | 57,344 |
| Hawaiian Islands | 0 | - | 4.83 | 42,932 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,098 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,525 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,230 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,336 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,435 |
| Boroughs of New York City | 0 | - | 4.47 | 85,290 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,120 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,928 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,393 |
| Name a City - European Countries | 0 | - | 4.90 | 66,113 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,215 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,342 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,353 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,604 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,295 |
| Miami City Trivia | 0 | - | 4.60 | 11,265 |
| Dallas City Trivia | 0 | - | 4.46 | 6,866 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 509,899 |
| Every City in Texas on a Map | 0 | - | 4.37 | 16,106 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 117,945 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,418 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,989 |
| Europe Capital to Country | 0 | - | 4.99 | 251,963 |
| Asia Capital to Country | 0 | - | 4.96 | 127,340 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,895 |
| European Capitals by Map | 0 | - | 4.99 | 141,962 |
| African Capitals by Map | 0 | - | 4.99 | 142,019 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,865 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,813 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,130 |
| European Coastal Capitals | 0 | - | 4.95 | 91,260 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,161 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,473 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,667 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,137 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,856 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,864 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,411 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,779 |
| Rivers of the United States | 0 | - | 4.93 | 66,631 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,692,284 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,840 |
| Official Cities in the UK | 0 | - | 4.89 | 286,047 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,770 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,020 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,190 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,539 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,058 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,361 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,554 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,911 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,623 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,682 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,671 |
| U.S. State Flags | 0 | - | 4.89 | 172,767 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,553 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,683 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,874 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,002 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,010 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,808 |
| World Capitals Quiz | 0 | - | 5.00 | 5,103,558 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,628 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,532 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,528 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,958 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,771 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,766 |
| All About Atlanta | 0 | - | 4.60 | 11,288 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,806 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,351 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,239 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,685 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,554,691 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,363 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,515 |
| State Quiz - New York | 0 | - | 4.52 | 46,387 |
| Capitals of the Stans | 0 | - | 4.95 | 27,115 |
| ALL California Cities | 0 | - | 4.37 | 43,226 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,608 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,360 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,799 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,027 |
| Random European Capital to Country | 0 | - | 4.98 | 192,073 |
| Random European Country to Capital | 0 | - | 4.93 | 165,836 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,959 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,390 |
| Random African Capital to Country | 0 | - | 4.97 | 101,290 |
| Random African Country to Capital | 0 | - | 4.95 | 71,719 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,654 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,670 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,728 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,065 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,306 |
| 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 | 54,242 |
| Which City in the United States? | 0 | - | 4.21 | 57,168 |
| Pennsylvania Counties | 0 | - | 4.50 | 53,310 |
| New York Counties | 0 | - | 4.65 | 51,067 |
| North Carolina Counties | 0 | - | 4.54 | 53,627 |
| Georgia Counties | 0 | - | 4.52 | 49,979 |
| Virginia Counties | 0 | - | 4.45 | 33,436 |
| West Virginia Counties | 0 | - | 4.63 | 33,992 |
| Ohio Counties | 0 | - | 4.48 | 46,154 |
| Texas Counties | 0 | - | 4.56 | 77,854 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,775 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,556 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,930 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,378 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,579 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,775 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,989 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,178 |
| Random U.S. City to State | 0 | - | 4.45 | 76,837 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,296 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,433 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,088 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,672 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,138 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,102 |
| Which City in New York State? | 0 | - | 4.60 | 16,054 |
| Which City in Europe? | 0 | - | 4.83 | 107,860 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,580 |
| Random Point on Land to US State | 0 | - | 4.63 | 69,688 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,397,956 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,363 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,929 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,227 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,630 |
| Name a City - U.S. States | 0 | - | 4.40 | 30,591 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,561 |
| Every City in Montana on a Map | 0 | - | 4.00 | 5,320 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,872 |
| Find the City #1 | 0 | - | 4.97 | 43,310 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,287 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,945 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,171 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,169 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,073 |
| Countries by Capital City | 0 | - | 5.00 | 69,316 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,814 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,184 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,772 |
| Moved Capital Cities | 0 | - | 4.96 | 74,616 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,810 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,789 |
| Random Country to Capital | 0 | - | 4.98 | 927,430 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,581 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,128 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,856 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,780 |
| Which City in California? | 0 | - | 4.56 | 32,147 |
| Seattle City Trivia | 0 | - | 4.21 | 26,539 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,070 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,193 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,078 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,566 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,167 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,996 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,410 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 635,320 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,187 |
| States that Beat New York | 0 | - | 4.50 | 45,272 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,399 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,343 |
| North American Sports Cities | 0 | - | 4.83 | 173,091 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,550 |
| Cities in European History #1 | 0 | - | 4.63 | 134,565 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,442 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,870 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,947 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,212 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,589 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,510 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,913 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,455 |
| Name a Valid World City | 0 | - | 4.85 | 71,934 |
| Cities by Former Name | 0 | - | 4.83 | 92,017 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,669 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,963 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,800 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,782 |
| World Capitals by Map | 0 | - | 5.00 | 289,213 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,791 |
