| World Capitals Quiz | 0 | - | 5.00 | 5,063,121 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,699 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,955 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,237 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,265 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,962 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,620 |
| Countries by Capital City | 0 | - | 5.00 | 67,913 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,968 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,459 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,962 |
| Moved Capital Cities | 0 | - | 4.96 | 74,055 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,402 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,622 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,722 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,325 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,574 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,885 |
| World Capitals by Map | 0 | - | 5.00 | 285,600 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,155 |
| Capitals Starting With H | 0 | - | 4.91 | 92,136 |
| Capitals Starting With K | 0 | - | 4.87 | 80,729 |
| Capitals Starting With L | 0 | - | 4.81 | 87,618 |
| Capitals Starting With M | 0 | - | 4.93 | 107,189 |
| Capitals Starting With P | 0 | - | 4.88 | 77,828 |
| Capitals Starting With R | 0 | - | 4.87 | 81,506 |
| Capitals Starting With S | 0 | - | 4.90 | 85,430 |
| Capitals Starting With T | 0 | - | 4.85 | 75,872 |
| Capitals Starting With W | 0 | - | 4.87 | 91,073 |
| Capitals Starting With A | 0 | - | 4.97 | 127,429 |
| Capitals Starting With B | 0 | - | 4.89 | 118,056 |
| Capitals Starting With D | 0 | - | 4.93 | 96,068 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,882 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,000 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,019 |
| Random Country to Capital | 0 | - | 4.98 | 918,308 |
| Former Capitals | 0 | - | 4.88 | 71,378 |
| Europe Capital to Country | 0 | - | 4.99 | 249,568 |
| Asia Capital to Country | 0 | - | 4.96 | 126,472 |
| Capital Cities Chain | 0 | - | 4.83 | 82,490 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,582 |
| European Capitals by Map | 0 | - | 4.99 | 138,578 |
| African Capitals by Map | 0 | - | 4.99 | 133,365 |
| Coldest World Capitals | 0 | - | 4.95 | 133,458 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,072 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,876 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,236 |
| European Coastal Capitals | 0 | - | 4.95 | 90,386 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,502 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,161 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,555 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,740 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,390 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,677 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,214 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,850 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,464 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,718 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,949 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,336 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,152 |
| Capitals of the Stans | 0 | - | 4.95 | 26,740 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,842 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,453 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,433 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,078 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,246 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,890 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,986 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,692 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,602 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,186 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,076 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,067 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,092 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,306 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,287 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,935 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,285 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,164 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,900 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,287 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,167 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,116 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,560 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,694 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,318 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,416 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,722 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,708 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,325 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,069 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,283 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,154 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,049 |
| Capitals Starting With N | 0 | - | 4.80 | 50,885 |
| Capitals Starting With V | 0 | - | 4.79 | 37,976 |
| Capitals Starting With C | 0 | - | 4.79 | 97,466 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,427 |
| North American Sports Cities | 0 | - | 4.83 | 171,752 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,242 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,246 |
| Name a City - European Countries | 0 | - | 4.90 | 65,192 |
| Cities by Former Name | 0 | - | 4.83 | 91,420 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,282 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,799 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,116 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,204 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,444 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,331 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,862 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,233 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,956 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,404 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,402 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,964 |
| Capital City Etymologies | 0 | - | 4.77 | 63,241 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,155 |
| Boundary Waters | 0 | - | 4.92 | 88,372 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,078 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,900 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,153 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,329 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,266 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,512 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,409 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,781 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,588 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,821 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,693 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,693 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,960 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,643 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,903 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,475 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,747 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,507 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,458 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,657 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,136 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,838 |
| Ancient City to Country | 0 | - | 4.70 | 107,928 |
| City-States | 0 | - | 4.53 | 37,227 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,071 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,619 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,161 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,360 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,082 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,914 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,006 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,152 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,291 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,943 |
| World Capitals - One Minute Sprint | 0 | - | 4.20 | 234,852 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,118 |
| Official Cities in the UK | 0 | - | 4.89 | 283,058 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,620 |
| The Only Country ... | 0 | - | 4.91 | 80,768 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,326,567 |
| Landlocked Countries | 0 | - | 4.99 | 418,823 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 567,767 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,297 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,074 |
| Capitals by River | 0 | - | 4.55 | 48,290 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,558 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,493 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,609 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,656 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,883 |
| Cities with the Same Name | 0 | - | 3.94 | 36,667 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,799 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,166 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,932 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,389 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,977 |
| Cities by Airports | 0 | - | 4.49 | 88,644 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,607 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,480 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,419 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,764 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,795 |
| Cities Chain #2 | 0 | - | 4.42 | 56,314 |
| Cities Chain #1 | 0 | - | 4.61 | 66,571 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,002 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,089 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,936 |
| Cities by Initials | 0 | - | 4.12 | 24,556 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,170 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,026 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,498 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,890 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,500 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,120 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,547 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,284 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,042 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,765 |
