| US States and State Capitals | 0 | - | 4.99 | 159,958 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,561 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,316 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,910 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,175 |
| Which City in Canada? | 0 | - | 4.82 | 56,836 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,869 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,123 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,070 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,582 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,371 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,359 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,296 |
| Name a City - European Countries | 0 | - | 4.91 | 64,770 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,794 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,977 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,721 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,735 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,757 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,996 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,345 |
| Europe Capital to Country | 0 | - | 4.99 | 248,722 |
| Asia Capital to Country | 0 | - | 4.96 | 126,098 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,005 |
| European Capitals by Map | 0 | - | 4.99 | 137,510 |
| African Capitals by Map | 0 | - | 4.99 | 132,747 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,661 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,548 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,916 |
| European Coastal Capitals | 0 | - | 4.95 | 90,048 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,326 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,024 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,631 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,558 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 81,279 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,023 |
| Official Cities in the UK | 0 | - | 4.89 | 281,714 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,856 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,010 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,915 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,652 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,525 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,441 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,891 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,764 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,508 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,960 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,558 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,748 |
| U.S. State Flags | 0 | - | 4.89 | 168,548 |
| Hawaiian Islands | 0 | - | 4.83 | 42,541 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,193 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 188,929 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,505 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,557 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,930 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,047 |
| World Capitals Quiz | 0 | - | 5.00 | 5,047,099 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,685 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,529 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,871 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,954 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,105 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,654 |
| Boroughs of New York City | 0 | - | 4.47 | 84,292 |
| Seattle City Trivia | 0 | - | 4.19 | 26,301 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,908 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 115,715 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,439 |
| Capitals of the Stans | 0 | - | 4.95 | 26,579 |
| ALL California Cities | 0 | - | 4.37 | 42,920 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,569 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,831 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,328 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,261 |
| Random European Capital to Country | 0 | - | 4.98 | 189,702 |
| Random European Country to Capital | 0 | - | 4.92 | 147,800 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,610 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,740 |
| Random African Capital to Country | 0 | - | 4.97 | 99,987 |
| Random African Country to Capital | 0 | - | 4.94 | 70,453 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,222 |
| Which City in the United States? | 0 | - | 4.21 | 56,834 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,734 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,733 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,906 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,665 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,117 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,069 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,046 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,725 |
| Random U.S. City to State | 0 | - | 4.45 | 75,607 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,922 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,239 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,085 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,704 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,089 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,395 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,365 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,578 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,399 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,501 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,890 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,423 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,780 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,165 |
| Which City in Europe? | 0 | - | 4.83 | 106,963 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,667 |
| U.S. States Closest to Moscow | 0 | - | 4.50 | 47,898 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,240 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,166 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,626 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,362 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,497 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,522 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,063 |
| Find the City #1 | 0 | - | 4.97 | 42,440 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,484 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,996 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,973 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,205 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,053 |
| Countries by Capital City | 0 | - | 5.00 | 67,341 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,656 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,191 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,629 |
| Moved Capital Cities | 0 | - | 4.96 | 73,831 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,180 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,966 |
| Random Country to Capital | 0 | - | 4.98 | 914,452 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,684 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,959 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,706 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,586 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,285 |
| Miami City Trivia | 0 | - | 4.60 | 11,209 |
| All About Atlanta | 0 | - | 4.60 | 11,222 |
| Dallas City Trivia | 0 | - | 4.46 | 6,799 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 621,823 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,724 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,376 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,273 |
| North American Sports Cities | 0 | - | 4.83 | 171,312 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,020 |
| Cities in European History #1 | 0 | - | 4.63 | 133,481 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,249 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,624 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,833 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,059 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,477 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,282 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,988 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,400 |
| Name a Valid World City | 0 | - | 4.83 | 70,482 |
| Cities by Former Name | 0 | - | 4.84 | 91,213 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,182 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,409 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,124 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,406 |
| World Capitals by Map | 0 | - | 5.00 | 284,572 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,923 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 15,030 |
| World Capitals Mystery Route | 0 | - | 4.98 | 54,977 |
| Capitals Starting With H | 0 | - | 4.90 | 91,663 |
| Capitals Starting With K | 0 | - | 4.85 | 75,902 |
| Capitals Starting With L | 0 | - | 4.81 | 87,088 |
| Capitals Starting With M | 0 | - | 4.93 | 106,507 |
| Capitals Starting With P | 0 | - | 4.88 | 77,401 |
| Capitals Starting With R | 0 | - | 4.87 | 81,174 |
| Capitals Starting With S | 0 | - | 4.89 | 85,027 |
| Capitals Starting With T | 0 | - | 4.84 | 75,499 |
| Capitals Starting With W | 0 | - | 4.89 | 90,817 |
| Capitals Starting With A | 0 | - | 4.97 | 126,852 |
| Capitals Starting With B | 0 | - | 4.89 | 117,557 |
| Capitals Starting With D | 0 | - | 4.93 | 95,643 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,968 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,591 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,360 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,844 |
| Which City in Latin America? | 0 | - | 4.63 | 46,917 |
| Illinois Counties | 0 | - | 4.56 | 30,171 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,483 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,072 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,616 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,515 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,385 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,293 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,987 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,574 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,733 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,415 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,426 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,285 |
| North America Cities by Map | 0 | - | 4.41 | 47,688 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,488 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,781 |
| Random European City to Country | 0 | - | 4.69 | 116,903 |
| Random Asian City to Country | 0 | - | 4.56 | 44,429 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,033 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,290 |
