| Which City In the United Kingdom? | 0 | - | 4.97 | 94,219 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,037 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,177 |
| Which City in California? | 0 | - | 4.56 | 32,025 |
| Which City in Europe? | 0 | - | 4.83 | 107,361 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,162 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.80 | 39,499 |
| Which City in Canada? | 0 | - | 4.83 | 57,062 |
| Which City in Texas? | 0 | - | 4.45 | 25,086 |
| Which City in Australia? | 0 | - | 4.67 | 34,413 |
| Which City in Florida? | 0 | - | 4.61 | 10,987 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,320 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.42 | 54,754 |
| Which City in Germany? | 0 | - | 4.50 | 136,453 |
| Which City in Italy? | 0 | - | 4.68 | 90,124 |
| Which City in France? | 0 | - | 4.64 | 73,051 |
| Which City in Spain? | 0 | - | 4.50 | 49,926 |
| Name a City - European Countries | 0 | - | 4.90 | 65,335 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,253 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,461 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,727 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,969 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,657 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,113 |
| Which City in Latin America? | 0 | - | 4.63 | 47,019 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,607 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,039 |
| Europe Capital to Country | 0 | - | 4.99 | 249,965 |
| Asia Capital to Country | 0 | - | 4.96 | 126,622 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,805 |
| European Capitals by Map | 0 | - | 4.99 | 139,030 |
| African Capitals by Map | 0 | - | 4.99 | 133,714 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,310 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,025 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,379 |
| European Coastal Capitals | 0 | - | 4.95 | 90,551 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,567 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,785 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,875 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,810 |
| European Cities by Clue | 0 | - | 4.70 | 89,046 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,287 |
| Official Cities in the UK | 0 | - | 4.89 | 283,555 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,419 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,597 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,426 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,998 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,203 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,803 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,156 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,315 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,265 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,985 |
| Which City in Africa? | 0 | - | 4.77 | 57,810 |
| Which City in Asia? | 0 | - | 4.52 | 51,367 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,835 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,114 |
| Random European City to Country | 0 | - | 4.69 | 117,624 |
| Random Asian City to Country | 0 | - | 4.56 | 44,487 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,513 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,763 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,745 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,464 |
| World Capitals Quiz | 0 | - | 5.00 | 5,071,021 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,067 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,131 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,021 |
| Capitals of the Stans | 0 | - | 4.95 | 26,829 |
| South American Cities on the Map | 0 | - | 4.53 | 35,416 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,997 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,458 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,420 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,499 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,160 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,633 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,627 |
| Random European Capital to Country | 0 | - | 4.98 | 190,817 |
| Random European Country to Capital | 0 | - | 4.93 | 165,041 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,389 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,719 |
| Random African Capital to Country | 0 | - | 4.97 | 100,674 |
| Random African Country to Capital | 0 | - | 4.94 | 71,178 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,077 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,781 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,160 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,818 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,940 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,969 |
| Random U.S. City to State | 0 | - | 4.45 | 76,269 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,773 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,260 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,237 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,989 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,119 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,106 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,122 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,819 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,704 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,868 |
| North American Sports Cities | 0 | - | 4.83 | 172,332 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,306 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,060 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,358 |
| Name a Valid World City | 0 | - | 4.83 | 71,143 |
| Find the City #1 | 0 | - | 4.97 | 42,769 |
| Cities by Former Name | 0 | - | 4.83 | 91,538 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,374 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,184 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,361 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,636 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,441 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,166 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,903 |
| Countries by Capital City | 0 | - | 5.00 | 68,190 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,128 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,611 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,141 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,129 |
| Moved Capital Cities | 0 | - | 4.96 | 74,163 |
| World Capitals by Map | 0 | - | 5.00 | 286,199 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,262 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,436 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,932 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,538 |
| Random Country to Capital | 0 | - | 4.98 | 919,980 |
| Capitals Starting With H | 0 | - | 4.91 | 92,505 |
| Capitals Starting With K | 0 | - | 4.88 | 83,369 |
| Capitals Starting With L | 0 | - | 4.81 | 88,027 |
| Capitals Starting With M | 0 | - | 4.93 | 107,715 |
| Capitals Starting With P | 0 | - | 4.88 | 78,150 |
| Capitals Starting With R | 0 | - | 4.87 | 81,786 |
| Capitals Starting With S | 0 | - | 4.90 | 85,736 |
| Capitals Starting With T | 0 | - | 4.85 | 76,131 |
| Capitals Starting With W | 0 | - | 4.87 | 91,273 |
| Capitals Starting With A | 0 | - | 4.97 | 127,837 |
| Capitals Starting With B | 0 | - | 4.89 | 118,415 |
| Capitals Starting With D | 0 | - | 4.93 | 96,380 |
| US States and State Capitals | 0 | - | 4.99 | 162,117 |
| Which City in the United States? | 0 | - | 4.21 | 56,976 |
| New York City A-Z | 0 | - | 4.18 | 32,293 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,648 |
| Cities in European History #1 | 0 | - | 4.63 | 133,950 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,578 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,545 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,337 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,739 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,475 |
| North America Cities by Map | 0 | - | 4.41 | 47,800 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,882 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,117 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,925 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,935 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,840 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,782 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,773 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,541 |
| Former Capitals | 0 | - | 4.88 | 71,436 |
| Capital Cities Chain | 0 | - | 4.83 | 82,697 |
| Coldest World Capitals | 0 | - | 4.95 | 133,535 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,521 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,135 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,856 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,014 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,541 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,247 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,997 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,165 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,712 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,941 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,789 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,767 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,256 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,785 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,411 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,890 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,889 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,504 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,581 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,319 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,500 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,701 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,552 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,310 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,916 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,424 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,744 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,316 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,816 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,701 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,756 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,076 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,515 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,990 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,351 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,143 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,714 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,509 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,054 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,650 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,170 |
