| North American Sports Cities | 0 | - | 4.83 | 171,291 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,018 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,759 |
| World Capitals Quiz | 0 | - | 5.00 | 5,046,482 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,300 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,345 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,459 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,979 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,955 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,165 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,029 |
| Countries by Capital City | 0 | - | 5.00 | 67,301 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,640 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,179 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,463 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,625 |
| Moved Capital Cities | 0 | - | 4.96 | 73,822 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,935 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,604 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,364 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,982 |
| Name a City - European Countries | 0 | - | 4.91 | 64,755 |
| Cities by Former Name | 0 | - | 4.84 | 91,203 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,905 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,471 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,179 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,399 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,383 |
| World Capitals by Map | 0 | - | 5.00 | 284,532 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,913 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,954 |
| Random Country to Capital | 0 | - | 4.98 | 914,329 |
| Capitals Starting With H | 0 | - | 4.90 | 91,654 |
| Capitals Starting With K | 0 | - | 4.85 | 75,895 |
| Capitals Starting With L | 0 | - | 4.81 | 87,078 |
| Capitals Starting With M | 0 | - | 4.93 | 106,483 |
| Capitals Starting With P | 0 | - | 4.88 | 77,395 |
| Capitals Starting With R | 0 | - | 4.87 | 81,164 |
| Capitals Starting With S | 0 | - | 4.89 | 85,022 |
| Capitals Starting With T | 0 | - | 4.84 | 75,487 |
| Capitals Starting With W | 0 | - | 4.89 | 90,803 |
| Capitals Starting With A | 0 | - | 4.97 | 126,840 |
| Capitals Starting With B | 0 | - | 4.89 | 117,549 |
| Capitals Starting With D | 0 | - | 4.93 | 95,633 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,997 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,190 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,018 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,702 |
| American Cities by Stadium | 0 | - | 4.02 | 36,502 |
| City by Football Clubs | 0 | - | 4.38 | 137,228 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,070 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,414 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,977 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,477 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,332 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,014 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,508 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,599 |
| Former Capitals | 0 | - | 4.88 | 71,254 |
| Europe Capital to Country | 0 | - | 4.99 | 248,675 |
| Asia Capital to Country | 0 | - | 4.96 | 126,083 |
| Capital Cities Chain | 0 | - | 4.84 | 82,170 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,978 |
| European Capitals by Map | 0 | - | 4.99 | 137,450 |
| African Capitals by Map | 0 | - | 4.99 | 132,720 |
| Coldest World Capitals | 0 | - | 4.95 | 133,183 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,646 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,536 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,906 |
| European Coastal Capitals | 0 | - | 4.95 | 90,038 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,317 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,960 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,595 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,547 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,064 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,282 |
| Official Cities in the UK | 0 | - | 4.89 | 281,665 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,283 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,254 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,779 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,959 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,912 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,649 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,504 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,436 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,396 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,770 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,885 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,870 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,752 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,097 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,100 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,712 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,693 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,954 |
| The Only Country ... | 0 | - | 4.91 | 80,335 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,513 |
| Ancient City to Country | 0 | - | 4.70 | 107,768 |
| City-States | 0 | - | 4.53 | 37,161 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,909 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,567 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,110 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,041 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,021 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,496 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,181 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,756 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 79,037 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 59,341 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,752 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,082 |
| Capitals of the Stans | 0 | - | 4.95 | 26,570 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,444 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,651 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,466 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,396 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,601 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,121 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,563 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,546 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,885 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,881 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,162 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,676 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,982 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,684 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,510 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,860 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,883 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,868 |
| Boundary Waters | 0 | - | 4.92 | 88,180 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,929 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,572 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,703 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,056 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,966 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,071 |
| Cities by Airports | 0 | - | 4.49 | 88,451 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,619 |
| Cities Chain #2 | 0 | - | 4.42 | 56,230 |
| Cities Chain #1 | 0 | - | 4.61 | 66,450 |
| World's Biggest Financial Centers | 0 | - | 4.52 | 53,879 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,681,863 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,093 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,354 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,066 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,923 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,066 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,817 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,267 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,322 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,851 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,257 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,079 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,371 |
| Random European Capital to Country | 0 | - | 4.98 | 189,672 |
| Random European Country to Capital | 0 | - | 4.92 | 147,773 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,607 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,711 |
| Random African Capital to Country | 0 | - | 4.97 | 99,962 |
| Random African Country to Capital | 0 | - | 4.94 | 70,446 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,095 |
| Capitals Starting With N | 0 | - | 4.80 | 50,524 |
| Capitals Starting With V | 0 | - | 4.79 | 37,742 |
| Capitals Starting With C | 0 | - | 4.78 | 96,877 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,200 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,110,843 |
| Landlocked Countries | 0 | - | 4.99 | 415,974 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 559,934 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,318 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,263 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,192 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,449 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,310 |
| Cities with the Same Name | 0 | - | 3.94 | 36,645 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,784 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,368 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,958 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,138 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,567 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,702 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,219 |
| Cities in European History #1 | 0 | - | 4.63 | 133,471 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,293 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,388 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,739 |
| Cities with the Most Opera Performances | 0 | - | 4.61 | 41,084 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,248 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,624 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,832 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,053 |
| Most Guessed World Cities | 0 | - | 4.70 | 99,637 |
| Most Guessed Non-Capital Cities | 0 | - | 4.42 | 53,214 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,361 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,057 |
| Cities by Initials | 0 | - | 4.12 | 24,526 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,353 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,395 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,287 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,850 |