| US States and State Capitals | 0 | - | 4.99 | 164,085 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,351 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,428 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,195 |
| Which City in Canada? | 0 | - | 4.83 | 57,214 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,789 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,419 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,700 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,115 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,109 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,589 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,086 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,518 |
| Name a City - European Countries | 0 | - | 4.90 | 65,837 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,405 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,221 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,538 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,130 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,637 |
| Europe Capital to Country | 0 | - | 4.99 | 251,305 |
| Asia Capital to Country | 0 | - | 4.96 | 127,044 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,479 |
| European Capitals by Map | 0 | - | 4.99 | 140,976 |
| African Capitals by Map | 0 | - | 4.99 | 140,337 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,352 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,514 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,866 |
| European Coastal Capitals | 0 | - | 4.95 | 90,991 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,992 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,406 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,977 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,995 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,059 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,087 |
| Seattle City Trivia | 0 | - | 4.21 | 26,491 |
| Official Cities in the UK | 0 | - | 4.89 | 285,064 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,353 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,040 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,885 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,318 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,691 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,159 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,394 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,696 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,372 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,509 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,410 |
| U.S. State Flags | 0 | - | 4.89 | 171,777 |
| Hawaiian Islands | 0 | - | 4.83 | 42,822 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,426 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 194,035 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,646 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,583 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,933 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,793 |
| World Capitals Quiz | 0 | - | 5.00 | 5,090,848 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,372 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,056 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,385 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,909 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,099 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,241 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,741 |
| Boroughs of New York City | 0 | - | 4.47 | 84,816 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,079 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 118,419 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,931 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,374 |
| Capitals of the Stans | 0 | - | 4.95 | 27,013 |
| ALL California Cities | 0 | - | 4.37 | 43,156 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,678 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,962 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,678 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,892 |
| Random European Capital to Country | 0 | - | 4.98 | 191,688 |
| Random European Country to Capital | 0 | - | 4.93 | 165,559 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,823 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,180 |
| Random African Capital to Country | 0 | - | 4.97 | 101,055 |
| Random African Country to Capital | 0 | - | 4.94 | 71,528 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,838 |
| Which City in the United States? | 0 | - | 4.21 | 57,099 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,126 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,544 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,114 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,883 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,474 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,510 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,857 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,102 |
| Random U.S. City to State | 0 | - | 4.45 | 76,668 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,215 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,431 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,380 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,031 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,366 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,552 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,556 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,685 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,946 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,668 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,083 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,075 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,194 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,123 |
| Which City in Europe? | 0 | - | 4.83 | 107,697 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,758 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,282 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,978 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,855 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,815 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,594 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,662 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,704 |
| Find the City #1 | 0 | - | 4.97 | 43,130 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,779 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,699 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,884 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,775 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,607 |
| Countries by Capital City | 0 | - | 5.00 | 68,889 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,525 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,958 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,541 |
| Moved Capital Cities | 0 | - | 4.96 | 74,455 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,711 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,704 |
| Random Country to Capital | 0 | - | 4.98 | 924,386 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,202 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,091 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,827 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,740 |
| U.S. State Capitals Closest to the Great Lakes | 0 | - | 4.67 | 21,140 |
| Miami City Trivia | 0 | - | 4.60 | 11,253 |
| All About Atlanta | 0 | - | 4.60 | 11,272 |
| Dallas City Trivia | 0 | - | 4.46 | 6,853 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 631,579 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,002 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,195 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,093 |
| North American Sports Cities | 0 | - | 4.83 | 172,813 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,455 |
| Cities in European History #1 | 0 | - | 4.63 | 134,357 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,402 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,828 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,922 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,178 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,560 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,480 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,710 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,235 |
| Name a Valid World City | 0 | - | 4.83 | 71,623 |
| Cities by Former Name | 0 | - | 4.83 | 91,834 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,556 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,839 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,632 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,544 |
| World Capitals by Map | 0 | - | 5.00 | 288,171 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,618 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,208 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,763 |
| Capitals Starting With H | 0 | - | 4.91 | 92,847 |
| Capitals Starting With K | 0 | - | 4.88 | 83,892 |
| Capitals Starting With L | 0 | - | 4.81 | 88,363 |
| Capitals Starting With M | 0 | - | 4.93 | 108,279 |
| Capitals Starting With P | 0 | - | 4.88 | 78,484 |
| Capitals Starting With R | 0 | - | 4.87 | 82,087 |
| Capitals Starting With S | 0 | - | 4.90 | 86,070 |
| Capitals Starting With T | 0 | - | 4.85 | 76,413 |
| Capitals Starting With W | 0 | - | 4.87 | 91,462 |
| Capitals Starting With A | 0 | - | 4.97 | 128,453 |
| Capitals Starting With B | 0 | - | 4.89 | 118,865 |
| Capitals Starting With D | 0 | - | 4.93 | 96,752 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,133 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,654 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,421 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,560 |
| Which City in Latin America? | 0 | - | 4.63 | 47,102 |
| New York City A-Z | 0 | - | 4.18 | 32,349 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,452 |
| Illinois Counties | 0 | - | 4.56 | 30,518 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,905 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,621 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,005 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,724 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,527 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,158 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,555 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,681 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,782 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,664 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,479 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,616 |
| North America Cities by Map | 0 | - | 4.41 | 47,881 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,584 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,826 |
| Random European City to Country | 0 | - | 4.69 | 118,177 |
| Random Asian City to Country | 0 | - | 4.56 | 44,578 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,394 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,080 |
