| World Capitals Quiz | 0 | - | 5.00 | 5,042,345 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,574,719 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,334 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,926 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,885 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,060 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,900 |
| Countries by Capital City | 0 | - | 5.00 | 67,146 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,567 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,101 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,566 |
| Moved Capital Cities | 0 | - | 4.96 | 73,767 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,419 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,142 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 15,010 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,291 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,197 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,739 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,125 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,360 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,264 |
| World Capitals by Map | 0 | - | 5.00 | 284,214 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,844 |
| Random Capital to Country | 0 | - | 4.99 | 2,581,464 |
| Random Country to Capital | 0 | - | 4.98 | 913,483 |
| Capitals Starting With H | 0 | - | 4.90 | 91,566 |
| Capitals Starting With K | 0 | - | 4.85 | 75,843 |
| Capitals Starting With L | 0 | - | 4.81 | 87,017 |
| Capitals Starting With M | 0 | - | 4.93 | 106,382 |
| Capitals Starting With P | 0 | - | 4.88 | 77,347 |
| Capitals Starting With R | 0 | - | 4.87 | 81,118 |
| Capitals Starting With S | 0 | - | 4.89 | 84,971 |
| Capitals Starting With T | 0 | - | 4.84 | 75,440 |
| Capitals Starting With W | 0 | - | 4.89 | 90,758 |
| Capitals Starting With A | 0 | - | 4.97 | 126,766 |
| Capitals Starting With B | 0 | - | 4.89 | 117,488 |
| Capitals Starting With D | 0 | - | 4.93 | 95,571 |
| Former Capitals | 0 | - | 4.88 | 71,223 |
| Europe Capital to Country | 0 | - | 4.99 | 248,452 |
| Asia Capital to Country | 0 | - | 4.96 | 125,980 |
| Capital Cities Chain | 0 | - | 4.84 | 82,088 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,838 |
| European Capitals by Map | 0 | - | 4.99 | 137,151 |
| African Capitals by Map | 0 | - | 4.99 | 132,521 |
| Coldest World Capitals | 0 | - | 4.95 | 133,145 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,530 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,454 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,832 |
| European Coastal Capitals | 0 | - | 4.95 | 89,968 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,284 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,667 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,376 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,499 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,996 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,186 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,448 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,350 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 86,841 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,222 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,703 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,838 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,587 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,389 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,362 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,376 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,671 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,832 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,817 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,705 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,021 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,049 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,655 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,575 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,480 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,068 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,899 |
| Capitals of the Stans | 0 | - | 4.95 | 26,524 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,490 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,171 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,737 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 78,801 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,863 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,710 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,179 |
| Find the City #1 | 0 | - | 4.97 | 42,339 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,579 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,820 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,566 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,315 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,726 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,825 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,808 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,261 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,105 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,049 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,049 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,475 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,521 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,727 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,258 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,294 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,393 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,657 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,024 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,266 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,074 |
| Capitals Starting With N | 0 | - | 4.80 | 50,478 |
| Capitals Starting With V | 0 | - | 4.79 | 37,704 |
| Capitals Starting With C | 0 | - | 4.78 | 96,797 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,373 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,653 |
| North American Sports Cities | 0 | - | 4.83 | 171,174 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,991 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,923 |
| Name a City - European Countries | 0 | - | 4.92 | 64,682 |
| Name a Valid World City | 0 | - | 4.83 | 70,369 |
| Cities by Former Name | 0 | - | 4.84 | 91,147 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,819 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,962 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,857 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,352 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,650 |
| Capital City Etymologies | 0 | - | 4.77 | 63,085 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,383 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,735 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,074 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,106 |
| Largest City by Island | 0 | - | 4.87 | 71,255 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,182 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,827 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,665 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,056 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,387 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,829 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,399 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,555 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,200 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,917 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,463 |
| Terrible City Spellings Accepted by JetPunk | 0 | - | 4.97 | 53,997 |
| Name a City in EVERY Country - No Capitals | 0 | - | 4.63 | 66,504 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,489 |
| African Island Countries | 0 | - | 4.96 | 100,996 |
| Islands by Country #1 | 0 | - | 4.87 | 174,654 |
| Terrible Capital Spellings Accepted by JetPunk #1 | 0 | - | 4.61 | 33,241 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 485,249 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,418 |
| Ancient City to Country | 0 | - | 4.70 | 107,723 |
| Official Cities in the UK | 0 | - | 4.89 | 281,358 |
| City-States | 0 | - | 4.53 | 37,149 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,872 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,538 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,231 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,093 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,578 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,959 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,011 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,286 |
| One-Syllable World Capital Cities | 0 | - | 4.38 | 47,850 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,973 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,065 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,200 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,872 |
| Capitals by River | 0 | - | 4.55 | 48,253 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,854 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 233,775 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,343 |
| The Only Country ... | 0 | - | 4.91 | 80,192 |
| Richest Island Countries | 0 | - | 4.84 | 99,785 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,346 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,251 |
| Boundary Waters | 0 | - | 4.92 | 88,129 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,897 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,494 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,589 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,997 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,900 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,625 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,452 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,375 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,579 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,116 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,557 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,454 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,627 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,721 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,048 |
| World's Fair Host Cities | 0 | - | 4.74 | 17,140 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,046 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,483 |
| Cities by Airports | 0 | - | 4.49 | 88,388 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,541 |
| Cities Chain #2 | 0 | - | 4.42 | 56,207 |
| Cities Chain #1 | 0 | - | 4.61 | 66,407 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 53,575 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,065 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,314 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,052 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,886 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,670 |
