| World Capitals Quiz | 0 | - | 5.00 | 5,083,227 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,470 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,523 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,541 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,670 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,476 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,293 |
| Countries by Capital City | 0 | - | 5.00 | 68,611 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,364 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,800 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,398 |
| Moved Capital Cities | 0 | - | 4.96 | 74,334 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,628 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,090 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,531 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,053 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,476 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,748 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,385 |
| World Capitals by Map | 0 | - | 5.00 | 287,398 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,456 |
| Capitals Starting With H | 0 | - | 4.91 | 92,712 |
| Capitals Starting With K | 0 | - | 4.88 | 83,760 |
| Capitals Starting With L | 0 | - | 4.81 | 88,241 |
| Capitals Starting With M | 0 | - | 4.93 | 108,050 |
| Capitals Starting With P | 0 | - | 4.88 | 78,338 |
| Capitals Starting With R | 0 | - | 4.87 | 81,969 |
| Capitals Starting With S | 0 | - | 4.90 | 85,944 |
| Capitals Starting With T | 0 | - | 4.84 | 76,297 |
| Capitals Starting With W | 0 | - | 4.86 | 91,389 |
| Capitals Starting With A | 0 | - | 4.97 | 128,278 |
| Capitals Starting With B | 0 | - | 4.89 | 118,694 |
| Capitals Starting With D | 0 | - | 4.93 | 96,614 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,590 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,596 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,420 |
| Random Country to Capital | 0 | - | 4.98 | 922,659 |
| Former Capitals | 0 | - | 4.88 | 71,514 |
| Europe Capital to Country | 0 | - | 4.99 | 250,831 |
| Asia Capital to Country | 0 | - | 4.96 | 126,851 |
| Capital Cities Chain | 0 | - | 4.83 | 82,933 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,179 |
| European Capitals by Map | 0 | - | 4.99 | 139,906 |
| African Capitals by Map | 0 | - | 4.99 | 134,133 |
| Coldest World Capitals | 0 | - | 4.95 | 133,651 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,617 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,280 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,614 |
| European Coastal Capitals | 0 | - | 4.95 | 90,793 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,664 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,772 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,508 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,914 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,758 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,101 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,561 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,251 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,975 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,243 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,206 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,210 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,333 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,223 |
| Capitals of the Stans | 0 | - | 4.95 | 26,910 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,468 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,604 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,452 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,528 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,692 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,201 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,512 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,012 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,728 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,657 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,282 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,242 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,541 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,584 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,509 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,234 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,898 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,399 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,234 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,264 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,184 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,637 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,860 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,378 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,437 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,375 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,748 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,864 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,687 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,741 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,493 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,285 |
| Capitals Starting With N | 0 | - | 4.80 | 51,318 |
| Capitals Starting With V | 0 | - | 4.79 | 38,285 |
| Capitals Starting With C | 0 | - | 4.78 | 98,173 |
| North American Sports Cities | 0 | - | 4.83 | 172,631 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,387 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,535 |
| Name a City - European Countries | 0 | - | 4.90 | 65,600 |
| Name a Valid World City | 0 | - | 4.83 | 71,440 |
| Cities by Former Name | 0 | - | 4.83 | 91,710 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,260 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,481 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,944 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,171 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,749 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,586 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,647 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,458 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,364 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,401 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,772 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,449 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,194 |
| Capital City Etymologies | 0 | - | 4.77 | 63,387 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,200 |
| Boundary Waters | 0 | - | 4.92 | 88,571 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,249 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,268 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,712 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,603 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,577 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,618 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,939 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,175 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,477 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,368 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,078 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,927 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,043 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,935 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,078 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,922 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,865 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,546 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,543 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 47,631 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,162 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,580 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,146 |
| Ancient City to Country | 0 | - | 4.70 | 108,134 |
| City-States | 0 | - | 4.53 | 37,304 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,222 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,715 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,206 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,664 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,148 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,998 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,044 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,204 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,322 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,027 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,714 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,237 |
| Official Cities in the UK | 0 | - | 4.89 | 284,451 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,955 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,163 |
| The Only Country ... | 0 | - | 4.91 | 81,384 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,582,458 |
| Landlocked Countries | 0 | - | 4.99 | 421,960 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 576,828 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,389 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,295 |
| Capitals by River | 0 | - | 4.55 | 48,341 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,745 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,707 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,019 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,414 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,423 |
| Cities with the Same Name | 0 | - | 3.94 | 36,694 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,816 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,303 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,415 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,407 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,991 |
| Cities by Airports | 0 | - | 4.49 | 92,693 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,637 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,678 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,501 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,868 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,129 |
| Cities Chain #2 | 0 | - | 4.42 | 56,425 |
| Cities Chain #1 | 0 | - | 4.61 | 66,679 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,736 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,128 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,367 |
| Cities by Initials | 0 | - | 4.12 | 24,586 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,244 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,202 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,183 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,926 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,681 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,184 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,000 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,387 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,167 |
