| World Capitals Quiz | 0 | - | 5.00 | 5,079,076 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,667 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,407 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,486 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,596 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,352 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,169 |
| Countries by Capital City | 0 | - | 5.00 | 68,469 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,265 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,741 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,774 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,310 |
| Moved Capital Cities | 0 | - | 4.96 | 74,279 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,607 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,968 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,713 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,912 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,439 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,713 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,307 |
| World Capitals by Map | 0 | - | 5.00 | 287,075 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,392 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,023 |
| Random Country to Capital | 0 | - | 4.98 | 921,694 |
| Capitals Starting With H | 0 | - | 4.91 | 92,654 |
| Capitals Starting With K | 0 | - | 4.88 | 83,679 |
| Capitals Starting With L | 0 | - | 4.81 | 88,182 |
| Capitals Starting With M | 0 | - | 4.93 | 107,955 |
| Capitals Starting With P | 0 | - | 4.88 | 78,285 |
| Capitals Starting With R | 0 | - | 4.87 | 81,923 |
| Capitals Starting With S | 0 | - | 4.90 | 85,886 |
| Capitals Starting With T | 0 | - | 4.85 | 76,241 |
| Capitals Starting With W | 0 | - | 4.87 | 91,355 |
| Capitals Starting With A | 0 | - | 4.97 | 128,189 |
| Capitals Starting With B | 0 | - | 4.89 | 118,616 |
| Capitals Starting With D | 0 | - | 4.93 | 96,546 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,506 |
| Former Capitals | 0 | - | 4.88 | 71,493 |
| Europe Capital to Country | 0 | - | 4.99 | 250,585 |
| Asia Capital to Country | 0 | - | 4.96 | 126,753 |
| Capital Cities Chain | 0 | - | 4.83 | 82,839 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,042 |
| European Capitals by Map | 0 | - | 4.99 | 139,591 |
| African Capitals by Map | 0 | - | 4.99 | 134,032 |
| Coldest World Capitals | 0 | - | 4.95 | 133,607 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,542 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,188 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,529 |
| European Coastal Capitals | 0 | - | 4.95 | 90,706 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,629 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,402 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,266 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,878 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,668 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,009 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,532 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,568 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,978 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,223 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,573 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,126 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,417 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,261 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,920 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,703 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,544 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,238 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,207 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,472 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,528 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,471 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,136 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,754 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,207 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,350 |
| Capitals of the Stans | 0 | - | 4.95 | 26,877 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,182 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,552 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,245 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,955 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,077 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,109 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,149 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,220 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,741 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,547 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,632 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,431 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,232 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,324 |
| Find the City #1 | 0 | - | 4.97 | 42,871 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,168 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,611 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,359 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,559 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,584 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,296 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,328 |
| Capitals Starting With N | 0 | - | 4.80 | 51,272 |
| Capitals Starting With V | 0 | - | 4.79 | 38,245 |
| Capitals Starting With C | 0 | - | 4.79 | 98,077 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,296 |
| North American Sports Cities | 0 | - | 4.83 | 172,516 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,362 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,467 |
| Name a City - European Countries | 0 | - | 4.90 | 65,494 |
| Name a Valid World City | 0 | - | 4.83 | 71,341 |
| Cities by Former Name | 0 | - | 4.83 | 91,637 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,503 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,238 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,619 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,823 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,024 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,434 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,734 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,888 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,037 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,839 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,694 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,444 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,128 |
| Capital City Etymologies | 0 | - | 4.77 | 63,348 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,191 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,250 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,431 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,909 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,159 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,591 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,837 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,080 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,282 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,254 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,996 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,882 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,305 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,845 |
| Official Cities in the UK | 0 | - | 4.89 | 284,181 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,877 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,094 |
| The Only Country ... | 0 | - | 4.91 | 81,277 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,040 |
| Ancient City to Country | 0 | - | 4.70 | 108,088 |
| City-States | 0 | - | 4.53 | 37,286 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,172 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,700 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,200 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,592 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,131 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,452 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,981 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,035 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,194 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,314 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,365 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,249 |
| Capitals by River | 0 | - | 4.55 | 48,328 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,009 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,433 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,690 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,838 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,538 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,527 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 47,203 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,155 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,576 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,265 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,666 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,036 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,899 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,821 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,926 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 54,011 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 45,404 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,263 |
| Boundary Waters | 0 | - | 4.92 | 88,515 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,215 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,187 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,587 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,533 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,495 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,271 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,319 |
| Cities by Airports | 0 | - | 4.49 | 88,778 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,075 |
| Cities Chain #2 | 0 | - | 4.42 | 56,413 |
| Cities Chain #1 | 0 | - | 4.61 | 66,657 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,555 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,691,343 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,221 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,643 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,171 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,139 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,723 |
| Capital City Rhymes | 0 | - | 3.66 | 59,268 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,069 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,944 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,729 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,353 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,423 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,860 |
