| World Capitals Quiz | 0 | - | 5.00 | 5,026,093 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,140 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,820 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,572 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,522 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,484 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,236 |
| Countries by Capital City | 0 | - | 5.00 | 66,472 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,228 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,814 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,345 |
| Moved Capital Cities | 0 | - | 4.96 | 73,516 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,981 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,035 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,641 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,188 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,789 |
| World Capitals by Map | 0 | - | 5.00 | 282,844 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,600 |
| Capitals Starting With H | 0 | - | 4.90 | 89,172 |
| Capitals Starting With K | 0 | - | 4.85 | 75,507 |
| Capitals Starting With M | 0 | - | 4.93 | 105,801 |
| Capitals Starting With P | 0 | - | 4.88 | 77,018 |
| Capitals Starting With R | 0 | - | 4.87 | 80,813 |
| Capitals Starting With S | 0 | - | 4.89 | 84,626 |
| Capitals Starting With T | 0 | - | 4.84 | 75,149 |
| Capitals Starting With W | 0 | - | 4.89 | 90,472 |
| Capitals Starting With A | 0 | - | 4.97 | 126,317 |
| Capitals Starting With B | 0 | - | 4.89 | 117,076 |
| Capitals Starting With D | 0 | - | 4.93 | 95,167 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,433 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,889 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,357 |
| Random Country to Capital | 0 | - | 4.98 | 910,575 |
| Former Capitals | 0 | - | 4.88 | 71,092 |
| Europe Capital to Country | 0 | - | 4.99 | 247,300 |
| Asia Capital to Country | 0 | - | 4.96 | 125,630 |
| Capital Cities Chain | 0 | - | 4.84 | 81,809 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,305 |
| European Capitals by Map | 0 | - | 4.99 | 135,964 |
| African Capitals by Map | 0 | - | 4.99 | 132,060 |
| Coldest World Capitals | 0 | - | 4.95 | 132,985 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,978 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,078 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,525 |
| European Coastal Capitals | 0 | - | 4.95 | 89,652 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,147 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,425 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,540 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,380 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,698 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,881 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,452 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,148 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,647 |
| Top Five Capitals By Category #1 | 0 | - | 4.72 | 78,177 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,545 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,503 |
| World Capitals with a Unique First Letter | 0 | - | 4.78 | 63,228 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,000 |
| Capitals of the Stans | 0 | - | 4.95 | 26,368 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,589 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,042 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,846 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,531 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,545 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,336 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,016 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,084 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,257 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,269 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,648 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,657 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,370 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,798 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,868 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,399 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,153 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,706 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,304 |
| National Subdivisions by Capital | 0 | - | 4.36 | 98,867 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 74,971 |
| Nearest Capital City #2 | 0 | - | 4.56 | 38,997 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,413 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,357 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,208 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,370 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,362 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,608 |
| Random World Capitals on a Map | 0 | - | 4.93 | 132,991 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,695 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,395 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,570 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,610 |
| Capitals Starting With L | 0 | - | 4.81 | 86,655 |
| Capitals Starting With N | 0 | - | 4.80 | 50,173 |
| Capitals Starting With V | 0 | - | 4.79 | 37,463 |
| Capitals Starting With C | 0 | - | 4.74 | 96,315 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,352 |
| North American Sports Cities | 0 | - | 4.83 | 170,759 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,883 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,642 |
| Name a City - European Countries | 0 | - | 4.92 | 64,276 |
| Cities by Former Name | 0 | - | 4.84 | 90,879 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,136 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,060 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,540 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,010 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,323 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,152 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,840 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,814 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,953 |
| U.S. Cities With Spanish Names | 0 | - | 4.93 | 21,963 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,341 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,323 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,396 |
| Capital City Etymologies | 0 | - | 4.77 | 62,982 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,061 |
| Boundary Waters | 0 | - | 4.92 | 87,993 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,787 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,182 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,138 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,767 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,657 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,263 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,250 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,096 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,890 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,659 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,504 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,274 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,774 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,210 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,579 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,746 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,539 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,403 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,306 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,516 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,089 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,546 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 219,935 |
| Ancient City to Country | 0 | - | 4.70 | 107,563 |
| City-States | 0 | - | 4.53 | 37,073 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,750 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,459 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,031 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,713 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,939 |
| One-Syllable World Capital Cities | 0 | - | 4.37 | 47,797 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,946 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,021 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,241 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,798 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 232,955 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 483,935 |
| Official Cities in the UK | 0 | - | 4.89 | 280,180 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,043 |
| The Only Country ... | 0 | - | 4.91 | 79,727 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,857,253 |
| Landlocked Countries | 0 | - | 4.99 | 412,934 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 550,797 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,131 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,708 |
| Capitals by River | 0 | - | 4.55 | 48,220 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,183 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,112 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,912 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,477 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,846 |
| Cities with the Same Name | 0 | - | 3.94 | 36,621 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,751 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,943 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,072 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,344 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,932 |
| Cities by Airports | 0 | - | 4.49 | 87,753 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,527 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,078 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,338 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,700 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,365 |
| Cities Chain #2 | 0 | - | 4.42 | 56,149 |
| Cities Chain #1 | 0 | - | 4.61 | 66,316 |
| World's Biggest Financial Centers | 0 | - | 4.50 | 48,613 |
| Cities by Founder and Date | 0 | - | 4.56 | 28,998 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,091 |
| Cities by Initials | 0 | - | 4.12 | 24,492 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 34,987 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,680 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,087 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,816 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,080 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,001 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,584 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,105 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,782 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,632 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,270 |
