| World Capitals Quiz | 0 | - | 5.00 | 5,084,814 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,153 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,594 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,566 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,566 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,705 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,520 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,357 |
| Countries by Capital City | 0 | - | 5.00 | 68,671 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,393 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,833 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,431 |
| Moved Capital Cities | 0 | - | 4.96 | 74,365 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,648 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,203 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,554 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,086 |
| North American Sports Cities | 0 | - | 4.83 | 172,664 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,407 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,578 |
| Name a City - European Countries | 0 | - | 4.90 | 65,636 |
| Cities by Former Name | 0 | - | 4.83 | 91,739 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,898 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,868 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,493 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,765 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,416 |
| World Capitals by Map | 0 | - | 5.00 | 287,528 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,486 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,974 |
| Random Country to Capital | 0 | - | 4.98 | 922,994 |
| Capitals Starting With H | 0 | - | 4.91 | 92,736 |
| Capitals Starting With K | 0 | - | 4.88 | 83,786 |
| Capitals Starting With L | 0 | - | 4.81 | 88,258 |
| Capitals Starting With M | 0 | - | 4.93 | 108,088 |
| Capitals Starting With P | 0 | - | 4.88 | 78,360 |
| Capitals Starting With R | 0 | - | 4.87 | 81,988 |
| Capitals Starting With S | 0 | - | 4.90 | 85,963 |
| Capitals Starting With T | 0 | - | 4.84 | 76,318 |
| Capitals Starting With W | 0 | - | 4.87 | 91,404 |
| Capitals Starting With A | 0 | - | 4.97 | 128,309 |
| Capitals Starting With B | 0 | - | 4.89 | 118,726 |
| Capitals Starting With D | 0 | - | 4.93 | 96,640 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,265 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,499 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,953 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,176 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,630 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,980 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,219 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,533 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,412 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,115 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,961 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,433 |
| Former Capitals | 0 | - | 4.88 | 71,526 |
| Europe Capital to Country | 0 | - | 4.99 | 250,914 |
| Asia Capital to Country | 0 | - | 4.96 | 126,884 |
| Capital Cities Chain | 0 | - | 4.84 | 82,970 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,227 |
| European Capitals by Map | 0 | - | 4.99 | 140,005 |
| African Capitals by Map | 0 | - | 4.99 | 134,188 |
| Coldest World Capitals | 0 | - | 4.95 | 133,666 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,663 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,309 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,649 |
| European Coastal Capitals | 0 | - | 4.95 | 90,838 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,680 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,924 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,578 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,932 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,783 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,128 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,303 |
| Ancient City to Country | 0 | - | 4.70 | 108,150 |
| Official Cities in the UK | 0 | - | 4.89 | 284,562 |
| City-States | 0 | - | 4.53 | 37,310 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,334 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,721 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 48,980 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,210 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,688 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,155 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,564 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,615 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,253 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,983 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,658 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,620 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,730 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,219 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,541 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,362 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,038 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,734 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,696 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,318 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,238 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,231 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,308 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,256 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,558 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,609 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,523 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,255 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,955 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,237 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,427 |
| The Only Country ... | 0 | - | 4.91 | 81,431 |
| Capitals of the Stans | 0 | - | 4.95 | 26,924 |
| Boundary Waters | 0 | - | 4.92 | 88,592 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,268 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,299 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,767 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,638 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,607 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,881 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,548 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,548 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 47,736 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,163 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,584 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,407 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,376 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,233 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,055 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,269 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,432 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,900 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,768 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,781 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,527 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,302 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,858 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,312 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,448 |
| Cities by Airports | 0 | - | 4.45 | 101,031 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,147 |
| Cities Chain #2 | 0 | - | 4.42 | 56,435 |
| Cities Chain #1 | 0 | - | 4.61 | 66,689 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,810 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,251 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,697 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,188 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,183 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,189 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,409 |
| Capitals Starting With N | 0 | - | 4.80 | 51,335 |
| Capitals Starting With V | 0 | - | 4.79 | 38,297 |
| Capitals Starting With C | 0 | - | 4.78 | 98,217 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,604,631 |
| Landlocked Countries | 0 | - | 4.99 | 422,254 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 577,653 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,641 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,725 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,503 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,868 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,099 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,129 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,926 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,395 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,522 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,269 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,646 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,874 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,796 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,601 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,439 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,805 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,752 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,667 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,501 |
| Random European Capital to Country | 0 | - | 4.98 | 191,491 |
| Random European Country to Capital | 0 | - | 4.93 | 165,414 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,618 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,020 |
| Random African Capital to Country | 0 | - | 4.97 | 100,926 |
| Random African Country to Capital | 0 | - | 4.94 | 71,389 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,381 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,580 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,780,644 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,719 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,044 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,445 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,455 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,781 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,433 |
| Cities with the Same Name | 0 | - | 3.94 | 36,697 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,818 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,410 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,991 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,444 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,296 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,093 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,433 |
| Cities in European History #1 | 0 | - | 4.63 | 134,226 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,567 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,387 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,801 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,907 |
