| World Capitals Quiz | 0 | - | 5.00 | 5,088,494 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,715 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,714 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,668 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,637 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,786 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,643 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,486 |
| Countries by Capital City | 0 | - | 5.00 | 68,776 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,457 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,896 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,486 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,490 |
| Moved Capital Cities | 0 | - | 4.96 | 74,409 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,139 |
| North American Sports Cities | 0 | - | 4.83 | 172,743 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,435 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,659 |
| Name a City - European Countries | 0 | - | 4.90 | 65,773 |
| Cities by Former Name | 0 | - | 4.83 | 91,795 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,660 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,541 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,527 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,809 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,492 |
| World Capitals by Map | 0 | - | 5.00 | 287,867 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,556 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,049 |
| Random Country to Capital | 0 | - | 4.98 | 923,796 |
| Capitals Starting With H | 0 | - | 4.91 | 92,801 |
| Capitals Starting With K | 0 | - | 4.88 | 83,856 |
| Capitals Starting With L | 0 | - | 4.81 | 88,318 |
| Capitals Starting With M | 0 | - | 4.93 | 108,189 |
| Capitals Starting With P | 0 | - | 4.88 | 78,430 |
| Capitals Starting With R | 0 | - | 4.87 | 82,048 |
| Capitals Starting With S | 0 | - | 4.90 | 86,031 |
| Capitals Starting With T | 0 | - | 4.84 | 76,376 |
| Capitals Starting With W | 0 | - | 4.87 | 91,433 |
| Capitals Starting With A | 0 | - | 4.97 | 128,393 |
| Capitals Starting With B | 0 | - | 4.88 | 118,807 |
| Capitals Starting With D | 0 | - | 4.93 | 96,704 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,587 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,654 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,076 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,475 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,708 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,545 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,346 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,237 |
| Former Capitals | 0 | - | 4.88 | 71,554 |
| Europe Capital to Country | 0 | - | 4.99 | 251,142 |
| Asia Capital to Country | 0 | - | 4.96 | 126,971 |
| Capital Cities Chain | 0 | - | 4.84 | 83,042 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,374 |
| European Capitals by Map | 0 | - | 4.99 | 140,539 |
| African Capitals by Map | 0 | - | 4.99 | 138,150 |
| Coldest World Capitals | 0 | - | 4.95 | 133,738 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,014 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,405 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,749 |
| European Coastal Capitals | 0 | - | 4.95 | 90,923 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,751 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,188 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,848 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,970 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,832 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,185 |
| Movie Cities | 0 | - | 4.33 | 50,909 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,271 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,544 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,971 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,185 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,491 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,115 |
| Official Cities in the UK | 0 | - | 4.89 | 284,886 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,037 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,647 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,886 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,804 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,274 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,636 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,416 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,101 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,761 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,866 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,363 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,288 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,634 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,663 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,562 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,349 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,096 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,251 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,473 |
| The Only Country ... | 0 | - | 4.91 | 81,516 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,395 |
| Ancient City to Country | 0 | - | 4.70 | 108,180 |
| City-States | 0 | - | 4.53 | 37,323 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,388 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,516 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,730 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,739 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,329 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,222 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,132 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,165 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,334 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,566 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,257 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,000 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,452 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,309 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,274 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,592 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,013 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,954 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,895 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,576 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,351 |
| Boundary Waters | 0 | - | 4.92 | 88,621 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,291 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,364 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,697 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,899 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,551 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,562 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,336 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 48,688 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,510 |
| Cities by Airports | 0 | - | 4.47 | 102,891 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,168 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,192 |
| Cities Chain #2 | 0 | - | 4.42 | 56,445 |
| Cities Chain #1 | 0 | - | 4.61 | 66,705 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,590 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 72,995 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,104 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,494 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,264 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,053 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,291 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,725 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,199 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,207 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,896 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,064 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,431 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,655 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,859 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,001 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,153 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,047 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,719 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,580 |
| Random European Capital to Country | 0 | - | 4.98 | 191,604 |
| Random European Country to Capital | 0 | - | 4.93 | 165,496 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,772 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,100 |
| Random African Capital to Country | 0 | - | 4.97 | 100,992 |
| Random African Country to Capital | 0 | - | 4.94 | 71,473 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,412 |
| Capitals Starting With N | 0 | - | 4.80 | 51,393 |
| Capitals Starting With V | 0 | - | 4.79 | 38,349 |
| Capitals Starting With C | 0 | - | 4.78 | 98,303 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,362 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,739 |
| Which City in Europe? | 0 | - | 4.83 | 107,655 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,649,600 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,469 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,444 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,491 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,646 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,348 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,124 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,450 |
| Cities in European History #1 | 0 | - | 4.63 | 134,288 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,768 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,512 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,873 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,602 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,817 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,915 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,134 |
| Most Guessed World Cities | 0 | - | 4.70 | 100,373 |
| Most Guessed Non-Capital Cities | 0 | - | 4.42 | 53,507 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,173 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,565 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,170 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,936 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,411 |
| National Subdivisions by Capital | 0 | - | 4.36 | 100,428 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,283 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,665 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,904 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,859 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,452 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,446 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,310 |
