| World Capitals Quiz | 0 | - | 5.00 | 5,038,955 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,545 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,239 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,847 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,796 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,952 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,766 |
| Countries by Capital City | 0 | - | 5.00 | 66,992 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,507 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,039 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,518 |
| Moved Capital Cities | 0 | - | 4.96 | 73,713 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,900 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,241 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,771 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,320 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,159 |
| World Capitals by Map | 0 | - | 5.00 | 283,966 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,786 |
| Capitals Starting With H | 0 | - | 4.90 | 91,472 |
| Capitals Starting With K | 0 | - | 4.85 | 75,812 |
| Capitals Starting With L | 0 | - | 4.81 | 86,973 |
| Capitals Starting With M | 0 | - | 4.93 | 106,301 |
| Capitals Starting With P | 0 | - | 4.88 | 77,303 |
| Capitals Starting With R | 0 | - | 4.87 | 81,079 |
| Capitals Starting With S | 0 | - | 4.89 | 84,934 |
| Capitals Starting With T | 0 | - | 4.84 | 75,404 |
| Capitals Starting With W | 0 | - | 4.89 | 90,722 |
| Capitals Starting With A | 0 | - | 4.97 | 126,713 |
| Capitals Starting With B | 0 | - | 4.89 | 117,432 |
| Capitals Starting With D | 0 | - | 4.93 | 95,522 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,603 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,139 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,136 |
| Random Country to Capital | 0 | - | 4.98 | 912,901 |
| Former Capitals | 0 | - | 4.88 | 71,198 |
| Europe Capital to Country | 0 | - | 4.99 | 248,279 |
| Asia Capital to Country | 0 | - | 4.96 | 125,898 |
| Capital Cities Chain | 0 | - | 4.84 | 82,035 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,735 |
| European Capitals by Map | 0 | - | 4.99 | 136,880 |
| African Capitals by Map | 0 | - | 4.99 | 132,404 |
| Coldest World Capitals | 0 | - | 4.95 | 133,114 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,416 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,384 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,764 |
| European Coastal Capitals | 0 | - | 4.95 | 89,913 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,249 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,472 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,203 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,476 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,925 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,130 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,287 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,483 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,186 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,166 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,719 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,917 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,409 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,779 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,541 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,308 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,296 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,346 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,573 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 78,657 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,807 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,666 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,790 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,780 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,651 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,975 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,008 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,605 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,483 |
| World Capitals with a Unique First Letter | 0 | - | 4.81 | 72,379 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,061 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,865 |
| Capitals of the Stans | 0 | - | 4.95 | 26,499 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,031 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,534 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,725 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,463 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,207 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,658 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,755 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,762 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,073 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,037 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,039 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,459 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,486 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,245 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,386 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,647 |
| Capitals Starting With N | 0 | - | 4.80 | 50,440 |
| Capitals Starting With V | 0 | - | 4.79 | 37,673 |
| Capitals Starting With C | 0 | - | 4.78 | 96,723 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,370 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,449 |
| North American Sports Cities | 0 | - | 4.83 | 171,064 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,963 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,863 |
| Name a City - European Countries | 0 | - | 4.92 | 64,605 |
| Name a Valid World City | 0 | - | 4.83 | 70,296 |
| Cities by Former Name | 0 | - | 4.84 | 91,080 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,623 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,256 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,984 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,172 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,048 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,176 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,451 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,647 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,043 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,402 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,876 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,838 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,344 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,563 |
| Capital City Etymologies | 0 | - | 4.77 | 63,060 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,353 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,697 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,998 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,096 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,353 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,513 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,321 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,406 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,087 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,838 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,409 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,928 |
| Boundary Waters | 0 | - | 4.92 | 88,102 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,874 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,428 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,497 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,941 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,850 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,607 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,447 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,365 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,567 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,356 |
| Ancient City to Country | 0 | - | 4.70 | 107,672 |
| Official Cities in the UK | 0 | - | 4.89 | 281,083 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,109 |
| City-States | 0 | - | 4.53 | 37,131 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,555 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,838 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,526 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,180 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,075 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,545 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,909 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,998 |
| One-Syllable World Capital Cities | 0 | - | 4.38 | 47,833 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,963 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,050 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,258 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,841 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 233,570 |
| The Only Country ... | 0 | - | 4.91 | 80,083 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,190 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,838 |
| Capitals by River | 0 | - | 4.55 | 48,245 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,316 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,006,755 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,024 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,386 |
| Cities by Airports | 0 | - | 4.49 | 88,342 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,497 |
| Cities Chain #2 | 0 | - | 4.42 | 56,191 |
| Cities Chain #1 | 0 | - | 4.61 | 66,376 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 53,296 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,386 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,045 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,400 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,618 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,276 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,039 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,952 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,863 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,662 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,807 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,344 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 38,225 |
| World Capitals by a Single Clue #1 | 0 | - | 4.51 | 55,449 |
| Landlocked Countries | 0 | - | 4.99 | 414,698 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 555,996 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,240 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,122 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,004 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,225 |
| Cities with the Same Name | 0 | - | 3.94 | 36,639 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,776 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,362 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,948 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,545 |
