| World Capitals Quiz | 0 | - | 5.00 | 5,026,848 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,492 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,835 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,580 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,534 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,499 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,257 |
| Countries by Capital City | 0 | - | 5.00 | 66,494 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,240 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,823 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,356 |
| Moved Capital Cities | 0 | - | 4.96 | 73,530 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,039 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,962 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,044 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,647 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,198 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,815 |
| World Capitals by Map | 0 | - | 5.00 | 282,911 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,610 |
| Capitals Starting With H | 0 | - | 4.90 | 89,808 |
| Capitals Starting With K | 0 | - | 4.85 | 75,561 |
| Capitals Starting With M | 0 | - | 4.93 | 105,866 |
| Capitals Starting With P | 0 | - | 4.88 | 77,069 |
| Capitals Starting With R | 0 | - | 4.87 | 80,860 |
| Capitals Starting With S | 0 | - | 4.89 | 84,679 |
| Capitals Starting With T | 0 | - | 4.84 | 75,189 |
| Capitals Starting With W | 0 | - | 4.89 | 90,509 |
| Capitals Starting With A | 0 | - | 4.97 | 126,377 |
| Capitals Starting With B | 0 | - | 4.89 | 117,139 |
| Capitals Starting With D | 0 | - | 4.93 | 95,229 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,558 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,008 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,633 |
| Random Country to Capital | 0 | - | 4.98 | 910,750 |
| Former Capitals | 0 | - | 4.88 | 71,097 |
| Europe Capital to Country | 0 | - | 4.99 | 247,337 |
| Asia Capital to Country | 0 | - | 4.96 | 125,644 |
| Capital Cities Chain | 0 | - | 4.84 | 81,832 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,330 |
| European Capitals by Map | 0 | - | 4.99 | 135,999 |
| African Capitals by Map | 0 | - | 4.99 | 132,079 |
| Coldest World Capitals | 0 | - | 4.95 | 132,993 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,992 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,087 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,539 |
| European Coastal Capitals | 0 | - | 4.95 | 89,668 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,151 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,456 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,588 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,385 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,708 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,899 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,718 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 86,585 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,452 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,050 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,149 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,650 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,901 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,594 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,570 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,346 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,037 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,090 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,265 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,287 |
| Top Five Capitals By Category #1 | 0 | - | 4.72 | 78,204 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,551 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,510 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,654 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,658 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,383 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,810 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,874 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,412 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,166 |
| World Capitals with a Unique First Letter | 0 | - | 4.78 | 63,232 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,227 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,012 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,718 |
| Capitals of the Stans | 0 | - | 4.95 | 26,375 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,621 |
| Find the City #1 | 0 | - | 4.96 | 42,047 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,318 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,380 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,032 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,715 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,420 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,585 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,617 |
| National Subdivisions by Capital | 0 | - | 4.36 | 98,880 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 74,977 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,000 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,414 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,365 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,209 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,371 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,608 |
| Capitals Starting With L | 0 | - | 4.81 | 86,698 |
| Capitals Starting With N | 0 | - | 4.80 | 50,214 |
| Capitals Starting With V | 0 | - | 4.79 | 37,493 |
| Capitals Starting With C | 0 | - | 4.74 | 96,373 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,352 |
| North American Sports Cities | 0 | - | 4.83 | 170,790 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,889 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,650 |
| Name a City - European Countries | 0 | - | 4.92 | 64,287 |
| Name a Valid World City | 0 | - | 4.83 | 70,019 |
| Cities by Former Name | 0 | - | 4.84 | 90,888 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,336 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,159 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,848 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,837 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,957 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,354 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,137 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,066 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,546 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,011 |
| Name a City in EVERY Country - No Capitals | 0 | - | 4.64 | 66,204 |
| U.S. Cities With Spanish Names | 0 | - | 4.93 | 22,003 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,384 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,780 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,324 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,401 |
| Capital City Etymologies | 0 | - | 4.77 | 62,985 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,217 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,583 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,758 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,063 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,271 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,259 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,105 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,926 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,676 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,535 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,279 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,049 |
| Boundary Waters | 0 | - | 4.92 | 88,003 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,790 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,196 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,163 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,779 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,667 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,546 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,403 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,310 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,518 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 219,947 |
| Ancient City to Country | 0 | - | 4.70 | 107,570 |
| Official Cities in the UK | 0 | - | 4.89 | 280,252 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,091 |
| City-States | 0 | - | 4.53 | 37,076 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,546 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,752 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,464 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,055 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,031 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,439 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,729 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,942 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,209 |
| World's Fair Host Cities | 0 | - | 4.74 | 17,051 |
| One-Syllable World Capital Cities | 0 | - | 4.37 | 47,798 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,949 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,022 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,242 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,798 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 232,986 |
| The Only Country ... | 0 | - | 4.91 | 79,745 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,133 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,714 |
| Capitals by River | 0 | - | 4.55 | 48,223 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,191 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,866,264 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,945 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,119 |
| Cities by Airports | 0 | - | 4.49 | 87,760 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,373 |
| Cities Chain #2 | 0 | - | 4.42 | 56,150 |
| Cities Chain #1 | 0 | - | 4.61 | 66,322 |
| World's Biggest Financial Centers | 0 | - | 4.50 | 49,779 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,105 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 34,994 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,714 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,135 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,088 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,001 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,616 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,787 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,636 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,778 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,296 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 38,193 |
| World Capitals by a Single Clue #1 | 0 | - | 4.51 | 55,401 |
| Landlocked Countries | 0 | - | 4.99 | 413,024 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 551,133 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,117 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,921 |
