| World Capitals Quiz | 0 | - | 5.00 | 5,066,714 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,981 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,039 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,287 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,345 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,049 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,737 |
| Countries by Capital City | 0 | - | 5.00 | 68,032 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,034 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,524 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,026 |
| Moved Capital Cities | 0 | - | 4.96 | 74,100 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,462 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,871 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,796 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,347 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,605 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,006 |
| World Capitals by Map | 0 | - | 5.00 | 285,824 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,211 |
| Capitals Starting With H | 0 | - | 4.91 | 92,387 |
| Capitals Starting With K | 0 | - | 4.88 | 82,965 |
| Capitals Starting With L | 0 | - | 4.81 | 87,898 |
| Capitals Starting With M | 0 | - | 4.93 | 107,547 |
| Capitals Starting With P | 0 | - | 4.88 | 78,034 |
| Capitals Starting With R | 0 | - | 4.87 | 81,679 |
| Capitals Starting With S | 0 | - | 4.90 | 85,620 |
| Capitals Starting With T | 0 | - | 4.85 | 76,037 |
| Capitals Starting With W | 0 | - | 4.87 | 91,201 |
| Capitals Starting With A | 0 | - | 4.97 | 127,682 |
| Capitals Starting With B | 0 | - | 4.89 | 118,288 |
| Capitals Starting With D | 0 | - | 4.93 | 96,271 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,524 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,674 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,111 |
| Random Country to Capital | 0 | - | 4.98 | 919,158 |
| Former Capitals | 0 | - | 4.88 | 71,401 |
| Europe Capital to Country | 0 | - | 4.99 | 249,755 |
| Asia Capital to Country | 0 | - | 4.96 | 126,540 |
| Capital Cities Chain | 0 | - | 4.83 | 82,589 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,703 |
| European Capitals by Map | 0 | - | 4.99 | 138,806 |
| African Capitals by Map | 0 | - | 4.99 | 133,512 |
| Coldest World Capitals | 0 | - | 4.95 | 133,502 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,175 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,957 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,301 |
| European Coastal Capitals | 0 | - | 4.95 | 90,458 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,529 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,464 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,709 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,777 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,448 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,759 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,530 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,224 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,868 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,615 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,838 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,983 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,854 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,161 |
| Capitals of the Stans | 0 | - | 4.95 | 26,789 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,951 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,483 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,726 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,355 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,345 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,943 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,085 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,753 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,623 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,264 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,113 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,106 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,206 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,350 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,324 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,989 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,399 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,217 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,957 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,304 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,178 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,125 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,570 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,723 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,333 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,419 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,836 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,715 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,425 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,190 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,375 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,232 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,089 |
| Capitals Starting With N | 0 | - | 4.80 | 51,068 |
| Capitals Starting With V | 0 | - | 4.79 | 38,083 |
| Capitals Starting With C | 0 | - | 4.79 | 97,700 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,436 |
| North American Sports Cities | 0 | - | 4.83 | 172,170 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,279 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,292 |
| Name a City - European Countries | 0 | - | 4.90 | 65,269 |
| Cities by Former Name | 0 | - | 4.83 | 91,481 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,230 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,326 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,826 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,125 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,303 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,470 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,376 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,959 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,250 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,051 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,471 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,417 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,000 |
| Capital City Etymologies | 0 | - | 4.77 | 63,257 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,162 |
| Boundary Waters | 0 | - | 4.92 | 88,404 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,110 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,976 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,262 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,385 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,309 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,524 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,502 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,854 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,774 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,922 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,757 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,727 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,970 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,691 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,937 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,548 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,772 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,515 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,474 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,670 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,141 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,570 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,886 |
| Ancient City to Country | 0 | - | 4.70 | 107,966 |
| City-States | 0 | - | 4.53 | 37,238 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,099 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,643 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,172 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,410 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,097 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,930 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,011 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,164 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,295 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,956 |
| World Capitals - One Minute Sprint | 0 | - | 4.20 | 234,999 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,414 |
| Official Cities in the UK | 0 | - | 4.89 | 283,290 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,672 |
| The Only Country ... | 0 | - | 4.91 | 80,868 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,370,662 |
| Landlocked Countries | 0 | - | 4.99 | 419,444 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 569,304 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,322 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,109 |
| Capitals by River | 0 | - | 4.55 | 48,295 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,582 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,528 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,699 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,767 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,993 |
| Cities with the Same Name | 0 | - | 3.94 | 36,671 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,802 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,186 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,029 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,391 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,981 |
| Cities by Airports | 0 | - | 4.49 | 88,673 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,610 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,525 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,426 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,767 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,897 |
| Cities Chain #2 | 0 | - | 4.42 | 56,336 |
| Cities Chain #1 | 0 | - | 4.61 | 66,596 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,646 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,094 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,025 |
| Cities by Initials | 0 | - | 4.12 | 24,558 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,181 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,239 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,609 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,896 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,524 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,132 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,640 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,306 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,067 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,775 |
