| World Capitals Quiz | 0 | - | 5.00 | 5,075,472 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,410 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,992 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,594 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,280 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,433 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,528 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,266 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,045 |
| Countries by Capital City | 0 | - | 5.00 | 68,329 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,191 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,669 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,229 |
| Moved Capital Cities | 0 | - | 4.96 | 74,223 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,573 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,527 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,482 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,914 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,959 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,181 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,668 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,239 |
| World Capitals by Map | 0 | - | 5.00 | 286,561 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,331 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,985 |
| Random Country to Capital | 0 | - | 4.98 | 920,909 |
| Capitals Starting With H | 0 | - | 4.91 | 92,602 |
| Capitals Starting With K | 0 | - | 4.88 | 83,575 |
| Capitals Starting With L | 0 | - | 4.81 | 88,130 |
| Capitals Starting With M | 0 | - | 4.93 | 107,857 |
| Capitals Starting With P | 0 | - | 4.88 | 78,242 |
| Capitals Starting With R | 0 | - | 4.87 | 81,873 |
| Capitals Starting With S | 0 | - | 4.90 | 85,826 |
| Capitals Starting With T | 0 | - | 4.85 | 76,196 |
| Capitals Starting With W | 0 | - | 4.87 | 91,325 |
| Capitals Starting With A | 0 | - | 4.97 | 128,119 |
| Capitals Starting With B | 0 | - | 4.89 | 118,553 |
| Capitals Starting With D | 0 | - | 4.93 | 96,491 |
| Former Capitals | 0 | - | 4.88 | 71,471 |
| Europe Capital to Country | 0 | - | 4.99 | 250,400 |
| Asia Capital to Country | 0 | - | 4.96 | 126,692 |
| Capital Cities Chain | 0 | - | 4.84 | 82,766 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,919 |
| European Capitals by Map | 0 | - | 4.99 | 139,299 |
| African Capitals by Map | 0 | - | 4.99 | 133,834 |
| Coldest World Capitals | 0 | - | 4.95 | 133,574 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,448 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,105 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,448 |
| European Coastal Capitals | 0 | - | 4.95 | 90,626 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,601 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,103 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,116 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,844 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,925 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,271 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,590 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,538 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,921 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,503 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,063 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,298 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,182 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,862 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,675 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,442 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,202 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,168 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,394 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,457 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,420 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,084 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,632 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,192 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,310 |
| Capitals of the Stans | 0 | - | 4.95 | 26,851 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,545 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,242 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,922 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,928 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,041 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,096 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,188 |
| Find the City #1 | 0 | - | 4.97 | 42,819 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,115 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,081 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,658 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,428 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,539 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,374 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,183 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,488 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,220 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,157 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,599 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,788 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,516 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,350 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,530 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,429 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,727 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,522 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,176 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,299 |
| Capitals Starting With N | 0 | - | 4.80 | 51,232 |
| Capitals Starting With V | 0 | - | 4.79 | 38,204 |
| Capitals Starting With C | 0 | - | 4.79 | 98,005 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,219 |
| North American Sports Cities | 0 | - | 4.83 | 172,414 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,335 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,412 |
| Name a City - European Countries | 0 | - | 4.90 | 65,407 |
| Name a Valid World City | 0 | - | 4.83 | 71,251 |
| Cities by Former Name | 0 | - | 4.83 | 91,591 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,613 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,007 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,431 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,080 |
| Capital City Etymologies | 0 | - | 4.77 | 63,312 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,836 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,005 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,749 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,181 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,589 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,465 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,246 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,407 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,877 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,147 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,567 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,728 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,012 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,112 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,140 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,923 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,819 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,230 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,811 |
| Flags to Languages | 0 | - | 4.95 | 173,683 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,465 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,117 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 721,114 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,195 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,989 |
| Ancient City to Country | 0 | - | 4.70 | 108,049 |
| Official Cities in the UK | 0 | - | 4.89 | 283,896 |
| City-States | 0 | - | 4.53 | 37,269 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,144 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,686 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,821 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,192 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,048 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,523 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,118 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,441 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,967 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,033 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,183 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,307 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,352 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,207 |
| Capitals by River | 0 | - | 4.55 | 48,322 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,996 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,273 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,659 |
| The Only Country ... | 0 | - | 4.91 | 81,130 |
| Boundary Waters | 0 | - | 4.92 | 88,483 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,177 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,121 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,491 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,483 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,438 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,814 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,529 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,510 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 45,810 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,152 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,574 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,181 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,962 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,900 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,827 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,095 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,236 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,236 |
| Cities by Airports | 0 | - | 4.49 | 88,737 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,009 |
| Cities Chain #2 | 0 | - | 4.42 | 56,383 |
| Cities Chain #1 | 0 | - | 4.61 | 66,630 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,339 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,208 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,610 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,159 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,120 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,803 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,911 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,986 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 45,255 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,233 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,478,909 |
