| World Capitals Quiz | 0 | - | 5.00 | 5,092,662 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,594,416 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,835 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,743 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,935 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,851 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,692 |
| Countries by Capital City | 0 | - | 5.00 | 68,963 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,580 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,997 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,580 |
| Moved Capital Cities | 0 | - | 4.96 | 74,486 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,718 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,823 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,215 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,633 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,231 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,573 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,852 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,579 |
| World Capitals by Map | 0 | - | 5.00 | 288,340 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,640 |
| Capitals Starting With H | 0 | - | 4.91 | 92,867 |
| Capitals Starting With K | 0 | - | 4.88 | 83,924 |
| Capitals Starting With L | 0 | - | 4.81 | 88,391 |
| Capitals Starting With M | 0 | - | 4.93 | 108,330 |
| Capitals Starting With P | 0 | - | 4.88 | 78,505 |
| Capitals Starting With R | 0 | - | 4.87 | 82,105 |
| Capitals Starting With S | 0 | - | 4.90 | 86,099 |
| Capitals Starting With T | 0 | - | 4.85 | 76,437 |
| Capitals Starting With W | 0 | - | 4.87 | 91,475 |
| Capitals Starting With A | 0 | - | 4.97 | 128,493 |
| Capitals Starting With B | 0 | - | 4.89 | 118,899 |
| Capitals Starting With D | 0 | - | 4.93 | 96,779 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,507 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,505 |
| Random Capital to Country | 0 | - | 4.99 | 2,597,217 |
| Random Country to Capital | 0 | - | 4.98 | 924,825 |
| Former Capitals | 0 | - | 4.88 | 71,586 |
| Europe Capital to Country | 0 | - | 4.99 | 251,414 |
| Asia Capital to Country | 0 | - | 4.96 | 127,111 |
| Capital Cities Chain | 0 | - | 4.84 | 83,129 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,542 |
| European Capitals by Map | 0 | - | 4.99 | 141,165 |
| African Capitals by Map | 0 | - | 4.99 | 140,925 |
| Coldest World Capitals | 0 | - | 4.95 | 134,034 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,479 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,566 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,923 |
| European Coastal Capitals | 0 | - | 4.95 | 91,029 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,033 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,521 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,092 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,024 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,917 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,276 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,354 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,742 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,575 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,681 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,267 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,025 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,574 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,255 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,912 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,351 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,733 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,483 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,199 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,784 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,009 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,646 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,400 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,348 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,420 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,346 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,728 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,734 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,611 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,405 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,222 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,447 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,270 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,529 |
| Capitals of the Stans | 0 | - | 4.95 | 27,033 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,880 |
| Find the City #1 | 0 | - | 4.97 | 43,164 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,399 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,736 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,204 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,124 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,011 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,653 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,408 |
| National Subdivisions by Capital | 0 | - | 4.37 | 104,951 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,303 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,222 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,681 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,938 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,446 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,451 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,778 |
| Capitals Starting With N | 0 | - | 4.80 | 51,458 |
| Capitals Starting With V | 0 | - | 4.79 | 38,400 |
| Capitals Starting With C | 0 | - | 4.78 | 98,405 |
| North American Sports Cities | 0 | - | 4.83 | 172,862 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,466 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,742 |
| Name a City - European Countries | 0 | - | 4.90 | 65,882 |
| Name a Valid World City | 0 | - | 4.84 | 71,653 |
| Cities by Former Name | 0 | - | 4.83 | 91,860 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,993 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,693 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,787 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,680 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,450 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,570 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,290 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,591 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,017 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,202 |
| Name a City in EVERY Country - No Capitals | 0 | - | 4.63 | 67,727 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,573 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,165 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,098 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,458 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,382 |
| Capital City Etymologies | 0 | - | 4.77 | 63,446 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,088 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,222 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,171 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,222 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,674 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,166 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,637 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,922 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,702 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,433 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,356 |
| Terrible Capital Spellings Accepted by JetPunk #1 | 0 | - | 4.63 | 33,642 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 490,146 |
| Boundary Waters | 0 | - | 4.92 | 88,653 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,324 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,451 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,995 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,765 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,748 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,931 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,560 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,578 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 53,039 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,493 |
| Ancient City to Country | 0 | - | 4.70 | 108,226 |
| Official Cities in the UK | 0 | - | 4.89 | 285,222 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,177 |
| City-States | 0 | - | 4.53 | 37,345 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,592 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,420 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,756 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,109 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,231 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,280 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,825 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,179 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,516 |
| World's Fair Host Cities | 0 | - | 4.74 | 17,462 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,048 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,066 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,235 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,334 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,143 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,198 |
| The Only Country ... | 0 | - | 4.91 | 81,606 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,432 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,392 |
| Capitals by River | 0 | - | 4.55 | 48,364 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,861 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,704,769 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,361 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,607 |
| Cities by Airports | 0 | - | 4.47 | 103,530 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,251 |
| Cities Chain #2 | 0 | - | 4.42 | 56,463 |
| Cities Chain #1 | 0 | - | 4.61 | 66,738 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,170 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,634 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,297 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,110 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,494 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,888 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,217 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,242 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,226 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,874 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,985 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 54,078 |
| World Capitals by a Single Clue #4 | 0 | - | 4.42 | 45,573 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,331 |
| Landlocked Countries | 0 | - | 4.99 | 423,494 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 582,088 |
