| World Capitals Quiz | 0 | - | 5.00 | 5,074,180 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,533 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,574 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,255 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,407 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,500 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,230 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,007 |
| Countries by Capital City | 0 | - | 5.00 | 68,287 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,169 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,652 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,202 |
| Moved Capital Cities | 0 | - | 4.96 | 74,212 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,557 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,450 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,461 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,896 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,659 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,216 |
| World Capitals by Map | 0 | - | 5.00 | 286,483 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,319 |
| Capitals Starting With H | 0 | - | 4.91 | 92,554 |
| Capitals Starting With K | 0 | - | 4.88 | 83,520 |
| Capitals Starting With L | 0 | - | 4.81 | 88,089 |
| Capitals Starting With M | 0 | - | 4.93 | 107,798 |
| Capitals Starting With P | 0 | - | 4.88 | 78,209 |
| Capitals Starting With R | 0 | - | 4.87 | 81,830 |
| Capitals Starting With S | 0 | - | 4.90 | 85,790 |
| Capitals Starting With T | 0 | - | 4.85 | 76,175 |
| Capitals Starting With W | 0 | - | 4.87 | 91,307 |
| Capitals Starting With A | 0 | - | 4.97 | 127,930 |
| Capitals Starting With B | 0 | - | 4.89 | 118,484 |
| Capitals Starting With D | 0 | - | 4.93 | 96,445 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,757 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,980 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,563 |
| Random Country to Capital | 0 | - | 4.98 | 920,675 |
| Former Capitals | 0 | - | 4.88 | 71,461 |
| Europe Capital to Country | 0 | - | 4.99 | 250,333 |
| Asia Capital to Country | 0 | - | 4.96 | 126,668 |
| Capital Cities Chain | 0 | - | 4.84 | 82,749 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,889 |
| European Capitals by Map | 0 | - | 4.99 | 139,186 |
| African Capitals by Map | 0 | - | 4.99 | 133,801 |
| Coldest World Capitals | 0 | - | 4.95 | 133,566 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,411 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,082 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,432 |
| European Coastal Capitals | 0 | - | 4.95 | 90,609 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,590 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,032 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,076 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,834 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,904 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,202 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,541 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,533 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,242 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,918 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,476 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,827 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,488 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,044 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,280 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,160 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,843 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,672 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,415 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,891 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,008 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,080 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,180 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,163 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,382 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,445 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,407 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,069 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,604 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,186 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,296 |
| Capitals of the Stans | 0 | - | 4.95 | 26,847 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,139 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,108 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,044 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,618 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,395 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,515 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,342 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,163 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,486 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,215 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,153 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,597 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,778 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,345 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,425 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,725 |
| Capitals Starting With N | 0 | - | 4.80 | 51,200 |
| Capitals Starting With V | 0 | - | 4.79 | 38,185 |
| Capitals Starting With C | 0 | - | 4.79 | 97,941 |
| North American Sports Cities | 0 | - | 4.83 | 172,393 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,320 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,399 |
| Name a City - European Countries | 0 | - | 4.90 | 65,391 |
| Name a Valid World City | 0 | - | 4.83 | 71,208 |
| Cities by Former Name | 0 | - | 4.83 | 91,579 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,493 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,524 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,499 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,141 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,291 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,196 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,243 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,394 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,867 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,143 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,211 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,594 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,001 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,430 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,067 |
| Capital City Etymologies | 0 | - | 4.77 | 63,306 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,832 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,999 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,717 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,178 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,560 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,416 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,559 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,693 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,981 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,057 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,109 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,896 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,801 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,746 |
| Flags to Languages | 0 | - | 4.95 | 173,658 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,445 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,078 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,852 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,063 |
| Boundary Waters | 0 | - | 4.92 | 88,472 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,170 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,097 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,462 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,468 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,420 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,805 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,528 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,507 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,709 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,973 |
| Ancient City to Country | 0 | - | 4.70 | 108,036 |
| Official Cities in the UK | 0 | - | 4.89 | 283,777 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,150 |
| City-States | 0 | - | 4.53 | 37,265 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,573 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,137 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,680 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,785 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,190 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,031 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,505 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,114 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,434 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,962 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,032 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,180 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,304 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,993 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,249 |
| The Only Country ... | 0 | - | 4.91 | 81,057 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,349 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,191 |
| Capitals by River | 0 | - | 4.55 | 48,317 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,650 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,464,348 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,228 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,216 |
| Cities by Airports | 0 | - | 4.49 | 88,729 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,997 |
| Cities Chain #2 | 0 | - | 4.42 | 56,378 |
| Cities Chain #1 | 0 | - | 4.61 | 66,626 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 72,262 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,153 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,203 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,705 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,845 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,592 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,159 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,804 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,105 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,800 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,909 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,971 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 45,187 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,215 |
| Landlocked Countries | 0 | - | 4.99 | 420,581 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,083 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 572,431 |
