| US States and State Capitals | 0 | - | 4.99 | 159,755 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,193 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,096 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,528 |
| Which City in Canada? | 0 | - | 4.82 | 56,824 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,681,573 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,752 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,302 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,546 |
| Name a City - European Countries | 0 | - | 4.91 | 64,740 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,958 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,304 |
| Europe Capital to Country | 0 | - | 4.99 | 248,640 |
| Asia Capital to Country | 0 | - | 4.96 | 126,067 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,955 |
| European Capitals by Map | 0 | - | 4.99 | 137,399 |
| African Capitals by Map | 0 | - | 4.99 | 132,691 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,626 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,512 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,890 |
| European Coastal Capitals | 0 | - | 4.95 | 90,031 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,306 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,911 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,563 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,535 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 81,231 |
| Official Cities in the UK | 0 | - | 4.89 | 281,605 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,713 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,916 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,904 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,633 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,488 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,425 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,868 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,747 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,488 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,941 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,867 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,598 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,348 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,009 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,016 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,007 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,526 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,833 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,862 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,128 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,021 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,512 |
| World Capitals Quiz | 0 | - | 5.00 | 5,045,588 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,649 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,463 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,851 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,901 |
| Dallas City Trivia | 0 | - | 4.46 | 6,798 |
| Capitals of the Stans | 0 | - | 4.95 | 26,569 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,614 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,949 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,139 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,929 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,575,947 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,803 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,317 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,246 |
| Random European Capital to Country | 0 | - | 4.98 | 189,656 |
| Random European Country to Capital | 0 | - | 4.92 | 147,760 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,598 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,704 |
| Random African Capital to Country | 0 | - | 4.97 | 99,936 |
| Random African Country to Capital | 0 | - | 4.94 | 70,411 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,632 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,093 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,436 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,165 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,711 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,937 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 115,674 |
| Cities on Interstate 95 on a Map | 0 | - | 4.48 | 23,386 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,560 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,729 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,335 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,335 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,236 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,078 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,690 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,393 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,357 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,576 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,404 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,878 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,415 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,761 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,144 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,768 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,967 |
| Which City in Europe? | 0 | - | 4.83 | 106,941 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,664 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,565 |
| U.S. Cities that Have Lost 100,000 People | 0 | - | 4.44 | 27,688 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,102 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,315 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,592 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,034 |
| Find the City #1 | 0 | - | 4.97 | 42,422 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,440 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,969 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,941 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,141 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,992 |
| Countries by Capital City | 0 | - | 5.00 | 67,265 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,623 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,158 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,607 |
| Moved Capital Cities | 0 | - | 4.96 | 73,809 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,693 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,878 |
| Random Country to Capital | 0 | - | 4.98 | 914,138 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,979 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,716 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,651 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,272 |
| Miami City Trivia | 0 | - | 4.60 | 11,209 |
| All About Atlanta | 0 | - | 4.60 | 11,220 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,733 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,691 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,679 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,741 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,713 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,097 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,891 |
| Rivers of the United States | 0 | - | 4.93 | 65,736 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,353 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,247 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,075 |
| North American Sports Cities | 0 | - | 4.83 | 171,271 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,011 |
| Cities in European History #1 | 0 | - | 4.63 | 133,456 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,246 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,622 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,831 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,049 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,972 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,388 |
| Name a Valid World City | 0 | - | 4.83 | 70,453 |
| Cities by Former Name | 0 | - | 4.84 | 91,188 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,175 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,393 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,368 |
| World Capitals by Map | 0 | - | 5.00 | 284,465 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,897 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 15,021 |
| World Capitals Mystery Route | 0 | - | 4.98 | 54,959 |
| Capitals Starting With H | 0 | - | 4.90 | 91,634 |
| Capitals Starting With K | 0 | - | 4.85 | 75,881 |
| Capitals Starting With L | 0 | - | 4.81 | 87,061 |
| Capitals Starting With M | 0 | - | 4.93 | 106,454 |
| Capitals Starting With P | 0 | - | 4.88 | 77,382 |
| Capitals Starting With R | 0 | - | 4.87 | 81,153 |
| Capitals Starting With S | 0 | - | 4.89 | 85,012 |
| Capitals Starting With T | 0 | - | 4.84 | 75,474 |
| Capitals Starting With W | 0 | - | 4.89 | 90,792 |
| Capitals Starting With A | 0 | - | 4.97 | 126,826 |
| Capitals Starting With B | 0 | - | 4.89 | 117,534 |
| Capitals Starting With D | 0 | - | 4.93 | 95,618 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,306 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,550 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,024 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,588 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,110 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,830 |
| Which City in the United States? | 0 | - | 4.21 | 56,823 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,824 |
| Which City in Latin America? | 0 | - | 4.63 | 46,913 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,640 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,728 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,823 |
| U.S. State Flags | 0 | - | 4.89 | 168,399 |
| Hawaiian Islands | 0 | - | 4.83 | 42,527 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,382 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,184 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,831 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 188,699 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,404 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,524,771 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,300 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,091 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,977 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,568 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,470 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,335 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,260 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,973 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,996 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,686 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,165 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,515 |
| Largest U.S. Cities on State Borders | 0 | - | 4.37 | 20,087 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,047 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 36,027 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,962 |
