| World Capitals Quiz | 0 | - | 5.00 | 5,069,966 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,202 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,161 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,344 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,429 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,149 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,883 |
| Countries by Capital City | 0 | - | 5.00 | 68,162 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,112 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,593 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,118 |
| Moved Capital Cities | 0 | - | 4.96 | 74,152 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,529 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,140 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,849 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,368 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,633 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,110 |
| World Capitals by Map | 0 | - | 5.00 | 286,132 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,253 |
| Capitals Starting With H | 0 | - | 4.91 | 92,486 |
| Capitals Starting With K | 0 | - | 4.88 | 83,318 |
| Capitals Starting With L | 0 | - | 4.81 | 88,010 |
| Capitals Starting With M | 0 | - | 4.93 | 107,687 |
| Capitals Starting With P | 0 | - | 4.88 | 78,134 |
| Capitals Starting With R | 0 | - | 4.87 | 81,771 |
| Capitals Starting With S | 0 | - | 4.90 | 85,714 |
| Capitals Starting With T | 0 | - | 4.85 | 76,116 |
| Capitals Starting With W | 0 | - | 4.87 | 91,259 |
| Capitals Starting With A | 0 | - | 4.97 | 127,811 |
| Capitals Starting With B | 0 | - | 4.89 | 118,388 |
| Capitals Starting With D | 0 | - | 4.93 | 96,360 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,109 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,339 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,155 |
| Random Country to Capital | 0 | - | 4.98 | 919,824 |
| Former Capitals | 0 | - | 4.88 | 71,429 |
| Europe Capital to Country | 0 | - | 4.99 | 249,913 |
| Asia Capital to Country | 0 | - | 4.96 | 126,604 |
| Capital Cities Chain | 0 | - | 4.83 | 82,677 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,785 |
| European Capitals by Map | 0 | - | 4.99 | 138,990 |
| African Capitals by Map | 0 | - | 4.99 | 133,677 |
| Coldest World Capitals | 0 | - | 4.95 | 133,530 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,276 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,018 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,360 |
| European Coastal Capitals | 0 | - | 4.95 | 90,536 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,561 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,693 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,837 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,805 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,505 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,832 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,536 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,231 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,897 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,745 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 66,919 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,041 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,014 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,170 |
| Capitals of the Stans | 0 | - | 4.95 | 26,823 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,036 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,503 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,095 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,528 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,419 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,987 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,182 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,795 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,644 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,330 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,149 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,137 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,301 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,392 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,358 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,036 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,492 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,255 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,053 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,472 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,197 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,138 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,582 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,747 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,337 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,422 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 132,943 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,721 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,513 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,290 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,449 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,289 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,124 |
| Capitals Starting With N | 0 | - | 4.80 | 51,141 |
| Capitals Starting With V | 0 | - | 4.79 | 38,140 |
| Capitals Starting With C | 0 | - | 4.79 | 97,823 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,447 |
| North American Sports Cities | 0 | - | 4.83 | 172,302 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,302 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,340 |
| Name a City - European Countries | 0 | - | 4.90 | 65,324 |
| Cities by Former Name | 0 | - | 4.83 | 91,522 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,237 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,370 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,849 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,134 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,382 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,495 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,437 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,054 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,268 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,117 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,522 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,422 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,025 |
| Capital City Etymologies | 0 | - | 4.77 | 63,283 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,165 |
| Boundary Waters | 0 | - | 4.92 | 88,442 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,130 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,028 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,364 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,425 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,357 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,543 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,589 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,911 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,908 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,012 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,830 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,762 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,984 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,721 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,961 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,642 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,793 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,523 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,487 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,689 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,147 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,570 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,925 |
| Ancient City to Country | 0 | - | 4.70 | 107,997 |
| City-States | 0 | - | 4.53 | 37,250 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,124 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,659 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,182 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,451 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,107 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,950 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,020 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,170 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,299 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,979 |
| World Capitals - One Minute Sprint | 0 | - | 4.20 | 235,122 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,768 |
| Official Cities in the UK | 0 | - | 4.89 | 283,518 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,733 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,981 |
| The Only Country ... | 0 | - | 4.91 | 80,967 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,413,326 |
| Landlocked Countries | 0 | - | 4.99 | 419,896 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 570,733 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,332 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,141 |
| Capitals by River | 0 | - | 4.55 | 48,306 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,620 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,558 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,762 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,865 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,075 |
| Cities with the Same Name | 0 | - | 3.94 | 36,679 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,804 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,206 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,116 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,394 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,982 |
| Cities by Airports | 0 | - | 4.49 | 88,703 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,617 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,552 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,430 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,773 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,961 |
| Cities Chain #2 | 0 | - | 4.42 | 56,356 |
| Cities Chain #1 | 0 | - | 4.61 | 66,610 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,977 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,097 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,097 |
| Cities by Initials | 0 | - | 4.12 | 24,561 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,194 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,460 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,732 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,903 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,556 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,144 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,723 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,323 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,083 |
