| US States and State Capitals | 0 | - | 4.99 | 164,547 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,695,916 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,578 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,307 |
| Random European Capital to Country | 0 | - | 4.98 | 191,811 |
| Random European Country to Capital | 0 | - | 4.93 | 165,657 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,872 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,255 |
| Random African Capital to Country | 0 | - | 4.97 | 101,141 |
| Random African Country to Capital | 0 | - | 4.94 | 71,608 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,153 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,384 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,310 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,718 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,178 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,949 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,903 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,479 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 148,673 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,249 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,084 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,234 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,771 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,537 |
| Name a City - European Countries | 0 | - | 4.90 | 65,931 |
| Europe Capital to Country | 0 | - | 4.99 | 251,528 |
| Asia Capital to Country | 0 | - | 4.96 | 127,161 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,634 |
| European Capitals by Map | 0 | - | 4.99 | 141,353 |
| African Capitals by Map | 0 | - | 4.99 | 141,339 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,820 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,562 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,622 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,969 |
| European Coastal Capitals | 0 | - | 4.95 | 91,074 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,067 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,707 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,250 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,049 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,571 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,933 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,110 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,257 |
| Which City in California? | 0 | - | 4.56 | 32,130 |
| US States Quiz | 0 | - | 5.00 | 16,957,922 |
| U.S. Senators by State | 0 | - | 4.44 | 40,056 |
| Official Cities in the UK | 0 | - | 4.89 | 285,411 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,688 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,318 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,440 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,429 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,961 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,387 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,810 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,237 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,457 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,761 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,219 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,434 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,569 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,432 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,193 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,807 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,511 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,661 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,594 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,131 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,249 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,848 |
| World Capitals Quiz | 0 | - | 5.00 | 5,095,008 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,109 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,108 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,710 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,947 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,110 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,244 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,211 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,952 |
| Which City in New York State? | 0 | - | 4.60 | 16,032 |
| Which City in Europe? | 0 | - | 4.83 | 107,751 |
| Which City in Texas? | 0 | - | 4.45 | 25,141 |
| Which City in Florida? | 0 | - | 4.61 | 11,017 |
| New York City A-Z | 0 | - | 4.18 | 32,357 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 235,026 |
| Draw All US State Borders | 0 | - | 4.99 | 139,711 |
| U.S. States Closest to Moscow | 0 | - | 4.50 | 48,201 |
| US States with an Empty Map | 0 | - | 5.00 | 627,351 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,762 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 509,005 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,969 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,982 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,741 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,633 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,985 |
| U.S. States By Population | 0 | - | 4.92 | 153,940 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,966 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,741 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,081 |
| Random U.S. Sports Team to State | 0 | - | 4.33 | 27,572 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,865 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,693 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,435 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,945 |
| Capitals of the Stans | 0 | - | 4.95 | 27,053 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,613 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,279 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,777 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,895 |
| Random U.S. City to State | 0 | - | 4.45 | 76,743 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,389 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,000 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,392 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,242 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,106 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,837 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,754 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,622 |
| Which City in Canada? | 0 | - | 4.83 | 57,260 |
| Boroughs of New York City | 0 | - | 4.47 | 84,858 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,094 |
| U.S. State Flags | 0 | - | 4.89 | 172,098 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,924 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,147 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,965 |
| Colonies of the Americas in 1775 with a Map | 0 | - | 4.88 | 19,857 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,627 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,270 |
| North American Sports Cities | 0 | - | 4.83 | 172,932 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,484 |
| Cities in European History #1 | 0 | - | 4.63 | 134,429 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,894 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,420 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,848 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,655 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,964 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,932 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,605 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,187 |
| ALL California Cities | 0 | - | 4.37 | 43,183 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,496 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,777 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,322 |
| Name a Valid World City | 0 | - | 4.84 | 71,724 |
| Find the City #1 | 0 | - | 4.97 | 43,202 |
| Cities by Former Name | 0 | - | 4.83 | 91,890 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,483 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,596 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,889 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,787 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,871 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,977 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,908 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,772 |
| Countries by Capital City | 0 | - | 5.00 | 69,055 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,631 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,039 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,038 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,674 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,622 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,610 |
| Moved Capital Cities | 0 | - | 4.96 | 74,518 |
| World Capitals by Map | 0 | - | 5.00 | 288,529 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,667 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,048 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,737 |
| Random Country to Capital | 0 | - | 4.98 | 925,333 |
| Capitals Starting With H | 0 | - | 4.91 | 92,906 |
| Capitals Starting With K | 0 | - | 4.88 | 83,960 |
| Capitals Starting With L | 0 | - | 4.81 | 88,414 |
| Capitals Starting With M | 0 | - | 4.93 | 108,389 |
| Capitals Starting With P | 0 | - | 4.88 | 78,532 |
| Capitals Starting With R | 0 | - | 4.87 | 82,128 |
| Capitals Starting With S | 0 | - | 4.90 | 86,124 |
| Capitals Starting With T | 0 | - | 4.85 | 76,460 |
| Capitals Starting With W | 0 | - | 4.87 | 91,485 |
| Capitals Starting With A | 0 | - | 4.97 | 128,541 |
| Capitals Starting With B | 0 | - | 4.89 | 118,938 |
| Capitals Starting With D | 0 | - | 4.93 | 96,808 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,831 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,350 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,174 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,048 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,656 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,027 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,734 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,424 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,534 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,999 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,226 |
| Random U.S. States on a Map | 0 | - | 4.96 | 629,056 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,029 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,480 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,551,131 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,521 |
| U.S. States by Emoji | 0 | - | 4.48 | 101,220 |
| Least Irish U.S. States | 0 | - | 4.49 | 18,369 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,983 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,238 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,453 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,042 |
