| World Capitals Quiz | 0 | - | 5.00 | 5,039,611 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,785 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,258 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,859 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,816 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,982 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,792 |
| Countries by Capital City | 0 | - | 5.00 | 67,027 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,520 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,046 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,527 |
| Moved Capital Cities | 0 | - | 4.96 | 73,720 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,944 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,247 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,782 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,329 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,189 |
| World Capitals by Map | 0 | - | 5.00 | 284,011 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,795 |
| Capitals Starting With H | 0 | - | 4.90 | 91,493 |
| Capitals Starting With K | 0 | - | 4.85 | 75,815 |
| Capitals Starting With L | 0 | - | 4.81 | 86,979 |
| Capitals Starting With M | 0 | - | 4.93 | 106,315 |
| Capitals Starting With P | 0 | - | 4.88 | 77,309 |
| Capitals Starting With R | 0 | - | 4.87 | 81,084 |
| Capitals Starting With S | 0 | - | 4.89 | 84,941 |
| Capitals Starting With T | 0 | - | 4.84 | 75,410 |
| Capitals Starting With W | 0 | - | 4.89 | 90,729 |
| Capitals Starting With A | 0 | - | 4.97 | 126,722 |
| Capitals Starting With B | 0 | - | 4.89 | 117,439 |
| Capitals Starting With D | 0 | - | 4.93 | 95,528 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,741 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,250 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,374 |
| Random Country to Capital | 0 | - | 4.98 | 913,034 |
| Former Capitals | 0 | - | 4.88 | 71,207 |
| Europe Capital to Country | 0 | - | 4.99 | 248,322 |
| Asia Capital to Country | 0 | - | 4.96 | 125,923 |
| Capital Cities Chain | 0 | - | 4.84 | 82,052 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,761 |
| European Capitals by Map | 0 | - | 4.99 | 136,937 |
| African Capitals by Map | 0 | - | 4.99 | 132,435 |
| Coldest World Capitals | 0 | - | 4.95 | 133,120 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,432 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,401 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,778 |
| European Coastal Capitals | 0 | - | 4.95 | 89,927 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,255 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,508 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,264 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,487 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,939 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,139 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,483 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,166 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,723 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 78,694 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,817 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,672 |
| World Capitals with a Unique First Letter | 0 | - | 4.81 | 73,103 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,061 |
| Capitals of the Stans | 0 | - | 4.95 | 26,501 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,059 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,195 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,011 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,456 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,792 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,553 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,322 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,306 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,352 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,596 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,796 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,793 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,668 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,984 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,017 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,614 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,500 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,876 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,546 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,076 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,039 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,041 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,462 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,495 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,249 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,387 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,739 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,650 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,492 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,230 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,670 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,769 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,774 |
| Capitals Starting With N | 0 | - | 4.80 | 50,447 |
| Capitals Starting With V | 0 | - | 4.79 | 37,680 |
| Capitals Starting With C | 0 | - | 4.78 | 96,731 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,371 |
| North American Sports Cities | 0 | - | 4.83 | 171,085 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,969 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,874 |
| Name a City - European Countries | 0 | - | 4.92 | 64,628 |
| Cities by Former Name | 0 | - | 4.84 | 91,091 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,177 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,585 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,649 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,047 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,638 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,267 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,996 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,189 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,054 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,422 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,895 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,344 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,578 |
| Capital City Etymologies | 0 | - | 4.77 | 63,070 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,098 |
| Boundary Waters | 0 | - | 4.92 | 88,111 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,879 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,444 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,517 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,957 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,863 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,357 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,532 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,338 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,429 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,119 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,848 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,420 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,844 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,359 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,707 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,018 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,609 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,448 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,367 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,567 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,109 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,556 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,368 |
| Ancient City to Country | 0 | - | 4.70 | 107,685 |
| City-States | 0 | - | 4.53 | 37,135 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,848 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,526 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,077 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,920 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,001 |
| One-Syllable World Capital Cities | 0 | - | 4.38 | 47,837 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,966 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,051 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,259 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,844 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 233,612 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 485,020 |
| Official Cities in the UK | 0 | - | 4.89 | 281,140 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,193 |
| The Only Country ... | 0 | - | 4.91 | 80,101 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,015,334 |
| Landlocked Countries | 0 | - | 4.99 | 414,820 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 556,303 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,192 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,845 |
| Capitals by River | 0 | - | 4.55 | 48,246 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,325 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,249 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,140 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,022 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,248 |
| Cities with the Same Name | 0 | - | 3.94 | 36,640 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,776 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,026 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,405 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,363 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,948 |
| Cities by Airports | 0 | - | 4.49 | 88,355 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,548 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,215 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,375 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,730 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,505 |
| Cities Chain #2 | 0 | - | 4.42 | 56,192 |
| Cities Chain #1 | 0 | - | 4.61 | 66,384 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 53,355 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,032 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,402 |
| Cities by Initials | 0 | - | 4.12 | 24,508 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,046 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,451 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,633 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,839 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,283 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,039 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,966 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,169 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,868 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,662 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,075 |
