| US States and State Capitals | 0 | - | 4.99 | 162,233 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,038 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,796 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,763 |
| Which City in Canada? | 0 | - | 4.83 | 57,067 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,377 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,309 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,427 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,655 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,995 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,790 |
| Name a City - European Countries | 0 | - | 4.90 | 65,354 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,137 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,126 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,440 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,633 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,073 |
| Europe Capital to Country | 0 | - | 4.99 | 250,030 |
| Asia Capital to Country | 0 | - | 4.96 | 126,642 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,839 |
| European Capitals by Map | 0 | - | 4.99 | 139,082 |
| African Capitals by Map | 0 | - | 4.99 | 133,748 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,370 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,051 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,400 |
| European Coastal Capitals | 0 | - | 4.95 | 90,572 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,574 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,886 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,940 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,817 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,309 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,479 |
| Seattle City Trivia | 0 | - | 4.20 | 26,413 |
| Official Cities in the UK | 0 | - | 4.89 | 283,640 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,279 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,697 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,450 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,015 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,234 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,811 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,163 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,342 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,967 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,274 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,001 |
| U.S. State Flags | 0 | - | 4.89 | 170,344 |
| Hawaiian Islands | 0 | - | 4.83 | 42,704 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,313 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 191,513 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,582 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,130 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,579 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,474 |
| World Capitals Quiz | 0 | - | 5.00 | 5,072,063 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,082 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,345 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,140 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,827 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,040 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,182 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,708 |
| Boroughs of New York City | 0 | - | 4.47 | 84,586 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,016 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 117,185 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,442 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,909 |
| Capitals of the Stans | 0 | - | 4.95 | 26,834 |
| ALL California Cities | 0 | - | 4.37 | 43,045 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,903 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,440 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,505 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,644 |
| Random European Capital to Country | 0 | - | 4.98 | 190,875 |
| Random European Country to Capital | 0 | - | 4.93 | 165,084 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,436 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,737 |
| Random African Capital to Country | 0 | - | 4.97 | 100,688 |
| Random African Country to Capital | 0 | - | 4.94 | 71,187 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,123 |
| Which City in the United States? | 0 | - | 4.21 | 56,981 |
| Las Vegas Casinos | 0 | - | 4.13 | 38,060 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,947 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,171 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,582 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,503 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,326 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,577 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,321 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,923 |
| Random U.S. City to State | 0 | - | 4.45 | 76,288 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,079 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,358 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,253 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,892 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,271 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,484 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,474 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,629 |
| Every City in New York on the Map | 0 | - | 4.43 | 11,788 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,725 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,312 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,992 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,816 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,980 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,695 |
| Which City in Europe? | 0 | - | 4.83 | 107,370 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,715 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,761 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,180 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,759 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,082 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,556 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,421 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,608 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,401 |
| Find the City #1 | 0 | - | 4.97 | 42,784 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,217 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,379 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,463 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,194 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,945 |
| Countries by Capital City | 0 | - | 5.00 | 68,221 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,144 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,625 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,170 |
| Moved Capital Cities | 0 | - | 4.96 | 74,187 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,764 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,549 |
| Random Country to Capital | 0 | - | 4.98 | 920,213 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,971 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,034 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,772 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,682 |
| U.S. State Capitals Closest to the Great Lakes | 0 | - | 4.66 | 21,094 |
| Miami City Trivia | 0 | - | 4.60 | 11,228 |
| All About Atlanta | 0 | - | 4.60 | 11,251 |
| Dallas City Trivia | 0 | - | 4.46 | 6,831 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 627,372 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,879 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,883 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,725 |
| North American Sports Cities | 0 | - | 4.83 | 172,348 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,314 |
| Cities in European History #1 | 0 | - | 4.63 | 133,971 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,340 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,741 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,883 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,120 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,526 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,418 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,375 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,796 |
| Name a Valid World City | 0 | - | 4.83 | 71,171 |
| Cities by Former Name | 0 | - | 4.83 | 91,558 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,380 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,646 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,437 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,166 |
| World Capitals by Map | 0 | - | 5.00 | 286,335 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,285 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,136 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,441 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,859 |
| Capitals Starting With H | 0 | - | 4.91 | 92,524 |
| Capitals Starting With K | 0 | - | 4.88 | 83,415 |
| Capitals Starting With L | 0 | - | 4.81 | 88,045 |
| Capitals Starting With M | 0 | - | 4.93 | 107,741 |
| Capitals Starting With P | 0 | - | 4.88 | 78,171 |
| Capitals Starting With R | 0 | - | 4.87 | 81,801 |
| Capitals Starting With S | 0 | - | 4.90 | 85,753 |
| Capitals Starting With T | 0 | - | 4.85 | 76,142 |
| Capitals Starting With W | 0 | - | 4.87 | 91,289 |
| Capitals Starting With A | 0 | - | 4.97 | 127,866 |
| Capitals Starting With B | 0 | - | 4.89 | 118,438 |
| Capitals Starting With D | 0 | - | 4.93 | 96,400 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,070 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,631 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,395 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,226 |
| Which City in Latin America? | 0 | - | 4.63 | 47,025 |
| New York City A-Z | 0 | - | 4.18 | 32,296 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,145 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,840 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,703 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,835 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,798 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,288 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,804 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,415 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,673 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,554 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,448 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,486 |
| North America Cities by Map | 0 | - | 4.41 | 47,805 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,945 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,979 |
| Random European City to Country | 0 | - | 4.69 | 117,642 |
| Random Asian City to Country | 0 | - | 4.56 | 44,489 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,858 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,758 |
