| World Capitals Quiz | 0 | - | 5.00 | 5,075,182 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,921 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,275 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,427 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,524 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,260 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,039 |
| Countries by Capital City | 0 | - | 5.00 | 68,316 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,188 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,669 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,220 |
| Moved Capital Cities | 0 | - | 4.96 | 74,223 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,571 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,519 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,480 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,912 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,407 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,667 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,231 |
| World Capitals by Map | 0 | - | 5.00 | 286,544 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,329 |
| Capitals Starting With H | 0 | - | 4.91 | 92,587 |
| Capitals Starting With K | 0 | - | 4.88 | 83,564 |
| Capitals Starting With L | 0 | - | 4.81 | 88,120 |
| Capitals Starting With M | 0 | - | 4.93 | 107,842 |
| Capitals Starting With P | 0 | - | 4.88 | 78,234 |
| Capitals Starting With R | 0 | - | 4.87 | 81,862 |
| Capitals Starting With S | 0 | - | 4.90 | 85,816 |
| Capitals Starting With T | 0 | - | 4.85 | 76,190 |
| Capitals Starting With W | 0 | - | 4.87 | 91,318 |
| Capitals Starting With A | 0 | - | 4.97 | 128,077 |
| Capitals Starting With B | 0 | - | 4.89 | 118,534 |
| Capitals Starting With D | 0 | - | 4.93 | 96,481 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,928 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,133 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,899 |
| Random Country to Capital | 0 | - | 4.98 | 920,838 |
| Former Capitals | 0 | - | 4.88 | 71,466 |
| Europe Capital to Country | 0 | - | 4.99 | 250,385 |
| Asia Capital to Country | 0 | - | 4.96 | 126,686 |
| Capital Cities Chain | 0 | - | 4.84 | 82,763 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,911 |
| European Capitals by Map | 0 | - | 4.99 | 139,269 |
| African Capitals by Map | 0 | - | 4.99 | 133,823 |
| Coldest World Capitals | 0 | - | 4.95 | 133,574 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,441 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,101 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,445 |
| European Coastal Capitals | 0 | - | 4.95 | 90,624 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,598 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,082 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,106 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,841 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,586 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,919 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,543 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,242 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,921 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,922 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,035 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,094 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,174 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,192 |
| Capitals of the Stans | 0 | - | 4.95 | 26,850 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,178 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,537 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,573 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,899 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,499 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,063 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,296 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,858 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,675 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,438 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,200 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,168 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,389 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,451 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,419 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,082 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,622 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,306 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,113 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,487 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,219 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,156 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,599 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,787 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,348 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,427 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,073 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,726 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,652 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,425 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,535 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,362 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,171 |
| Capitals Starting With N | 0 | - | 4.80 | 51,222 |
| Capitals Starting With V | 0 | - | 4.79 | 38,202 |
| Capitals Starting With C | 0 | - | 4.79 | 97,987 |
| North American Sports Cities | 0 | - | 4.83 | 172,408 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,329 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,406 |
| Name a City - European Countries | 0 | - | 4.90 | 65,402 |
| Cities by Former Name | 0 | - | 4.83 | 91,587 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,246 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,407 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,876 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,147 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,512 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,526 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,519 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,171 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,297 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,226 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,611 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,431 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,078 |
| Capital City Etymologies | 0 | - | 4.77 | 63,311 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,181 |
| Boundary Waters | 0 | - | 4.92 | 88,482 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,177 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,115 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,485 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,479 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,436 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,565 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,720 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,007 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,095 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,135 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,917 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,816 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,005 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,835 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,005 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,731 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,811 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,528 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,509 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 45,515 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,152 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,573 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,984 |
| Ancient City to Country | 0 | - | 4.70 | 108,043 |
| City-States | 0 | - | 4.53 | 37,268 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,144 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,685 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,192 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,517 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,116 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,965 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,033 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,182 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,307 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,995 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,266 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,185 |
| Official Cities in the UK | 0 | - | 4.89 | 283,861 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,809 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,045 |
| The Only Country ... | 0 | - | 4.91 | 81,116 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,475,351 |
| Landlocked Countries | 0 | - | 4.99 | 420,738 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 572,933 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,351 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,198 |
| Capitals by River | 0 | - | 4.55 | 48,319 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,657 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,616 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,857 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,143 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,214 |
| Cities with the Same Name | 0 | - | 3.94 | 36,685 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,807 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,235 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,229 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,396 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,984 |
| Cities by Airports | 0 | - | 4.49 | 88,737 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,625 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,586 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,436 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,783 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,007 |
| Cities Chain #2 | 0 | - | 4.42 | 56,381 |
| Cities Chain #1 | 0 | - | 4.61 | 66,628 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 72,322 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,107 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,177 |
| Cities by Initials | 0 | - | 4.12 | 24,572 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,207 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,909 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,874 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,913 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,602 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,159 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,818 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,349 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,115 |
