| Which City in Europe? | 0 | - | 4.83 | 107,440 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,345 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,301 |
| Which City in Canada? | 0 | - | 4.83 | 57,095 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,166 |
| European Cities by Clue | 0 | - | 4.70 | 89,066 |
| North American Sports Cities | 0 | - | 4.83 | 172,446 |
| Which City in Africa? | 0 | - | 4.77 | 57,845 |
| Which City in Asia? | 0 | - | 4.52 | 51,398 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,141 |
| Which City in Latin America? | 0 | - | 4.63 | 47,035 |
| Which City in Australia? | 0 | - | 4.67 | 34,431 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,791 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.42 | 54,774 |
| Which City in Germany? | 0 | - | 4.50 | 136,578 |
| Which City in Italy? | 0 | - | 4.68 | 90,189 |
| Which City in France? | 0 | - | 4.64 | 73,100 |
| Which City in Spain? | 0 | - | 4.50 | 49,949 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,467 |
| World Capitals Quiz | 0 | - | 5.00 | 5,076,647 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,476 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,055 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,200 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,610 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,300 |
| Which City in the United States? | 0 | - | 4.21 | 57,011 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,227 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,316 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,452 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,550 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,293 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,088 |
| Countries by Capital City | 0 | - | 5.00 | 68,377 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,216 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,695 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,616 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,260 |
| Moved Capital Cities | 0 | - | 4.96 | 74,243 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,842 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,007 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,779 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,259 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,235 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,478 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,351 |
| Random Country to Capital | 0 | - | 4.98 | 921,125 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,935 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,427 |
| Name a City - European Countries | 0 | - | 4.90 | 65,440 |
| Cities by Former Name | 0 | - | 4.83 | 91,602 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,420 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,684 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,259 |
| World Capitals by Map | 0 | - | 5.00 | 286,689 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,351 |
| Capitals Starting With H | 0 | - | 4.91 | 92,613 |
| Capitals Starting With K | 0 | - | 4.88 | 83,607 |
| Capitals Starting With L | 0 | - | 4.81 | 88,142 |
| Capitals Starting With M | 0 | - | 4.93 | 107,885 |
| Capitals Starting With P | 0 | - | 4.88 | 78,252 |
| Capitals Starting With R | 0 | - | 4.87 | 81,889 |
| Capitals Starting With S | 0 | - | 4.90 | 85,843 |
| Capitals Starting With T | 0 | - | 4.85 | 76,210 |
| Capitals Starting With W | 0 | - | 4.87 | 91,336 |
| Capitals Starting With A | 0 | - | 4.97 | 128,145 |
| Capitals Starting With B | 0 | - | 4.89 | 118,568 |
| Capitals Starting With D | 0 | - | 4.93 | 96,506 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,092 |
| Olympic Host Countries | 0 | - | 4.98 | 200,853 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,246 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,486 |
| American Cities by Stadium | 0 | - | 4.02 | 36,545 |
| City by Football Clubs | 0 | - | 4.38 | 138,000 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,573 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,761 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,038 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,168 |
| Random European City to Country | 0 | - | 4.69 | 117,733 |
| Random Asian City to Country | 0 | - | 4.56 | 44,542 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,951 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,839 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,256 |
| Former Capitals | 0 | - | 4.88 | 71,475 |
| Europe Capital to Country | 0 | - | 4.99 | 250,465 |
| Asia Capital to Country | 0 | - | 4.96 | 126,718 |
| Capital Cities Chain | 0 | - | 4.84 | 82,792 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,963 |
| European Capitals by Map | 0 | - | 4.99 | 139,401 |
| African Capitals by Map | 0 | - | 4.99 | 133,888 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,714 |
| Coldest World Capitals | 0 | - | 4.95 | 133,580 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,480 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,127 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,466 |
| European Coastal Capitals | 0 | - | 4.95 | 90,650 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,610 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,208 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,171 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,859 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,615 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,956 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,096 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,197 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,020 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,938 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,564 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,247 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,416 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,888 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,594 |
| Official Cities in the UK | 0 | - | 4.89 | 283,981 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,153 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,201 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,842 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,178 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,946 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,844 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,541 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,138 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,543 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,017 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,524 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,081 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,327 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,212 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,878 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,683 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,480 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,223 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,213 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,184 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,416 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,487 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,434 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,126 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,097 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,670 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,692 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,675 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,573 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,400 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,198 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,198 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,321 |
| The Only Country ... | 0 | - | 4.91 | 81,188 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,365 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,776 |
| 20 Random Country Flags | 0 | - | 4.99 | 613,160 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,420 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,300 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,076 |
| Name a Valid African Country | 0 | - | 4.98 | 154,158 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,797 |
| Capitals of the Stans | 0 | - | 4.95 | 26,861 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,919 |
| Resort Towns by Country | 0 | - | 4.30 | 40,024 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,010 |
| Ancient City to Country | 0 | - | 4.70 | 108,059 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,949 |
| City-States | 0 | - | 4.53 | 37,275 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,152 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,514 |
| Random U.S. City to State | 0 | - | 4.45 | 76,343 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,689 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,194 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,126 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,546 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,243 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,938 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,552 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,539 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,976 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,065 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,113 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,702 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,538 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,210 |
| Random European Capital to Country | 0 | - | 4.98 | 191,001 |
| Random European Country to Capital | 0 | - | 4.93 | 165,206 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,501 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,798 |
| Random African Capital to Country | 0 | - | 4.97 | 100,766 |
| Random African Country to Capital | 0 | - | 4.94 | 71,289 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,318 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,139 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,897 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,791 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,625 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,819 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,531 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,516 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,250 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 46,638 |
| Cities by Airports | 0 | - | 4.49 | 88,753 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,154 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,046 |
| Cities Chain #2 | 0 | - | 4.42 | 56,393 |
| Cities Chain #1 | 0 | - | 4.61 | 66,635 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,575 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,404 |
