| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,155 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,691,603 |
| US States and State Capitals | 0 | - | 4.99 | 163,111 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,254 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,163 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,773 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,170 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,865 |
| Which City in Canada? | 0 | - | 4.83 | 57,118 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,071 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,922 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,891 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,093 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,740 |
| Random European Capital to Country | 0 | - | 4.98 | 191,104 |
| Random European Country to Capital | 0 | - | 4.93 | 165,301 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,549 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,876 |
| Random African Capital to Country | 0 | - | 4.97 | 100,812 |
| Random African Country to Capital | 0 | - | 4.94 | 71,330 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,190 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,914 |
| Name a City - European Countries | 0 | - | 4.90 | 65,524 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,323 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,856 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,290 |
| Europe Capital to Country | 0 | - | 4.99 | 250,670 |
| Asia Capital to Country | 0 | - | 4.96 | 126,774 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,084 |
| European Capitals by Map | 0 | - | 4.99 | 139,685 |
| African Capitals by Map | 0 | - | 4.99 | 134,059 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,568 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,220 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,554 |
| European Coastal Capitals | 0 | - | 4.95 | 90,734 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,638 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,509 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,342 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,891 |
| Official Cities in the UK | 0 | - | 4.89 | 284,249 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,109 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,308 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,608 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,143 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,439 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,945 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,247 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,492 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,362 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,088 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,066 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,790 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,706 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,069 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,212 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,280 |
| U.S. State Flags | 0 | - | 4.88 | 170,969 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,299 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,813 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,603 |
| World Capitals Quiz | 0 | - | 5.00 | 5,080,234 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,197 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,517 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,587 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,249 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,102 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,087 |
| Capitals of the Stans | 0 | - | 4.95 | 26,886 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,389 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,604 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,748 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,994 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,132 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,589,183 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,649 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,568 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,757 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,251 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,971 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,569 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,989 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,453 |
| Which City in the United States? | 0 | - | 4.21 | 57,033 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,140 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,012 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,857 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,123 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,585 |
| Random U.S. City to State | 0 | - | 4.45 | 76,383 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,296 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,816 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,850 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,028 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,904 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,044 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,856 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,451 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,168 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,211 |
| Which City in Europe? | 0 | - | 4.83 | 107,502 |
| Which City in California? | 0 | - | 4.56 | 32,056 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 629,050 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,483 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,795 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,354 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,575 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,446 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,498 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,615 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,385 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,201 |
| Countries by Capital City | 0 | - | 5.00 | 68,510 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,290 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,760 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,334 |
| Moved Capital Cities | 0 | - | 4.96 | 74,289 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,338 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,612 |
| Random Country to Capital | 0 | - | 4.98 | 921,897 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,507 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,638 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,620 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,247 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,072 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,085 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,222 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,889 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,274 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,366 |
| Boroughs of New York City | 0 | - | 4.47 | 84,678 |
| Seattle City Trivia | 0 | - | 4.20 | 26,444 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,039 |
| Hawaiian Islands | 0 | - | 4.83 | 42,752 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,284 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,357 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,937 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,994 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,230 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,113 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,267 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,103 |
| North American Sports Cities | 0 | - | 4.83 | 172,545 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,368 |
| Cities in European History #1 | 0 | - | 4.63 | 134,131 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,595 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,370 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,780 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,542 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,895 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,144 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,099 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,350 |
| ALL California Cities | 0 | - | 4.37 | 43,088 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,446 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,008 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,485 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,938 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,897 |
| Name a Valid World City | 0 | - | 4.83 | 71,373 |
| Cities by Former Name | 0 | - | 4.83 | 91,652 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,461 |
| Former Capitals | 0 | - | 4.88 | 71,499 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,450 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,721 |
| Capital Cities Chain | 0 | - | 4.83 | 82,867 |
| Coldest World Capitals | 0 | - | 4.95 | 133,621 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,324 |
| World Capitals by Map | 0 | - | 5.00 | 287,165 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,408 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,689 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,035 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,621 |
| Capitals Starting With H | 0 | - | 4.91 | 92,670 |
| Capitals Starting With K | 0 | - | 4.88 | 83,707 |
| Capitals Starting With L | 0 | - | 4.81 | 88,197 |
| Capitals Starting With M | 0 | - | 4.93 | 107,981 |
| Capitals Starting With P | 0 | - | 4.88 | 78,304 |
| Capitals Starting With R | 0 | - | 4.87 | 81,938 |
| Capitals Starting With S | 0 | - | 4.90 | 85,904 |
| Capitals Starting With T | 0 | - | 4.85 | 76,258 |
| Capitals Starting With W | 0 | - | 4.87 | 91,369 |
| Capitals Starting With A | 0 | - | 4.97 | 128,213 |
| Capitals Starting With B | 0 | - | 4.89 | 118,650 |
| Capitals Starting With D | 0 | - | 4.93 | 96,570 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,638 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,407 |
| Which City in Latin America? | 0 | - | 4.63 | 47,047 |
| Which City in Texas? | 0 | - | 4.45 | 25,106 |
| Which City in Florida? | 0 | - | 4.61 | 10,996 |
| New York City A-Z | 0 | - | 4.18 | 32,317 |
| Cartoon Versions of U.S. States | 0 | - | 4.75 | 63,977 |
| Satellite Images - U.S. States | 0 | - | 4.53 | 45,202 |
| New York Counties | 0 | - | 4.65 | 50,705 |
| Texas Counties | 0 | - | 4.56 | 76,826 |
| U.S. States with Shortest Maximum Distances to the Ocean | 0 | - | 4.66 | 21,136 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,573 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,412 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,461 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 42,025 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,509 |
