| World Capitals Quiz | 0 | - | 5.00 | 5,088,867 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,887 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,688 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,644 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,803 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,659 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,509 |
| Countries by Capital City | 0 | - | 5.00 | 68,791 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,467 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,904 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,495 |
| Moved Capital Cities | 0 | - | 4.96 | 74,412 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,679 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,519 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,593 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,149 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,530 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,816 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,498 |
| World Capitals by Map | 0 | - | 5.00 | 287,919 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,567 |
| Capitals Starting With H | 0 | - | 4.91 | 92,805 |
| Capitals Starting With K | 0 | - | 4.88 | 83,863 |
| Capitals Starting With L | 0 | - | 4.81 | 88,327 |
| Capitals Starting With M | 0 | - | 4.93 | 108,203 |
| Capitals Starting With P | 0 | - | 4.88 | 78,437 |
| Capitals Starting With R | 0 | - | 4.87 | 82,054 |
| Capitals Starting With S | 0 | - | 4.90 | 86,038 |
| Capitals Starting With T | 0 | - | 4.84 | 76,380 |
| Capitals Starting With W | 0 | - | 4.87 | 91,436 |
| Capitals Starting With A | 0 | - | 4.97 | 128,403 |
| Capitals Starting With B | 0 | - | 4.88 | 118,813 |
| Capitals Starting With D | 0 | - | 4.93 | 96,713 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,699 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,599 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,161 |
| Random Country to Capital | 0 | - | 4.98 | 923,860 |
| Former Capitals | 0 | - | 4.88 | 71,555 |
| Europe Capital to Country | 0 | - | 4.99 | 251,169 |
| Asia Capital to Country | 0 | - | 4.96 | 126,979 |
| Capital Cities Chain | 0 | - | 4.84 | 83,052 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,393 |
| European Capitals by Map | 0 | - | 4.99 | 140,600 |
| African Capitals by Map | 0 | - | 4.99 | 138,502 |
| Coldest World Capitals | 0 | - | 4.95 | 133,785 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,083 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,434 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,790 |
| European Coastal Capitals | 0 | - | 4.95 | 90,931 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,807 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,213 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,876 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,975 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,843 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,190 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,566 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,258 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,001 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,469 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,321 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,283 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,424 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,252 |
| Capitals of the Stans | 0 | - | 4.95 | 26,979 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,723 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,650 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,154 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,908 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,809 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,281 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,642 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,108 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,764 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,879 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,372 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,291 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,646 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,671 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,567 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,352 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,102 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,480 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,338 |
| National Subdivisions by Capital | 0 | - | 4.36 | 101,427 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,284 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,208 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,668 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,907 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,431 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,446 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,608 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,766 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,025 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,973 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,905 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,584 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,356 |
| Capitals Starting With N | 0 | - | 4.80 | 51,401 |
| Capitals Starting With V | 0 | - | 4.79 | 38,353 |
| Capitals Starting With C | 0 | - | 4.78 | 98,312 |
| North American Sports Cities | 0 | - | 4.83 | 172,750 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,438 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,668 |
| Name a City - European Countries | 0 | - | 4.90 | 65,783 |
| Cities by Former Name | 0 | - | 4.83 | 91,800 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,273 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,547 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,972 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,186 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,898 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,655 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,728 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,585 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,413 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,495 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,872 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,452 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,315 |
| Capital City Etymologies | 0 | - | 4.77 | 63,424 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,214 |
| Boundary Waters | 0 | - | 4.92 | 88,621 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,294 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,372 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,883 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,704 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,678 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,654 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,081 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,493 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,724 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,558 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,351 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,248 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,067 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,008 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,158 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,068 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,899 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,551 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,563 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 49,380 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,170 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,590 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,406 |
| Ancient City to Country | 0 | - | 4.70 | 108,182 |
| City-States | 0 | - | 4.53 | 37,326 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,393 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,732 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,222 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,757 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,165 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,025 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,059 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,225 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,331 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,076 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,970 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,773 |
| Official Cities in the UK | 0 | - | 4.89 | 284,920 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,046 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,236 |
| The Only Country ... | 0 | - | 4.91 | 81,519 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,653,640 |
| Landlocked Countries | 0 | - | 4.99 | 422,890 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 579,906 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,415 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,340 |
| Capitals by River | 0 | - | 4.55 | 48,354 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,825 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,757 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,113 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,537 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,555 |
| Cities with the Same Name | 0 | - | 3.94 | 36,700 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,820 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,338 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,512 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,415 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,995 |
| Cities by Airports | 0 | - | 4.47 | 102,954 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,646 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,768 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,512 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,875 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,203 |
| Cities Chain #2 | 0 | - | 4.42 | 56,446 |
| Cities Chain #1 | 0 | - | 4.61 | 66,707 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,011 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,135 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,528 |
| Cities by Initials | 0 | - | 4.12 | 24,597 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,264 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,766 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,344 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,936 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,726 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,200 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,136 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,413 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,202 |
