| World Capitals Quiz | 0 | - | 5.00 | 5,075,837 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,182 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,295 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,440 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,538 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,275 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,066 |
| Countries by Capital City | 0 | - | 5.00 | 68,340 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,202 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,675 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,235 |
| Moved Capital Cities | 0 | - | 4.96 | 74,233 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,575 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,552 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,483 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,920 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,415 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,669 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,248 |
| World Capitals by Map | 0 | - | 5.00 | 286,596 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,337 |
| Capitals Starting With H | 0 | - | 4.91 | 92,607 |
| Capitals Starting With K | 0 | - | 4.88 | 83,584 |
| Capitals Starting With L | 0 | - | 4.81 | 88,134 |
| Capitals Starting With M | 0 | - | 4.93 | 107,868 |
| Capitals Starting With P | 0 | - | 4.88 | 78,244 |
| Capitals Starting With R | 0 | - | 4.87 | 81,879 |
| Capitals Starting With S | 0 | - | 4.90 | 85,832 |
| Capitals Starting With T | 0 | - | 4.85 | 76,202 |
| Capitals Starting With W | 0 | - | 4.87 | 91,330 |
| Capitals Starting With A | 0 | - | 4.97 | 128,132 |
| Capitals Starting With B | 0 | - | 4.89 | 118,559 |
| Capitals Starting With D | 0 | - | 4.93 | 96,497 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,038 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,276 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,102 |
| Random Country to Capital | 0 | - | 4.98 | 920,953 |
| Former Capitals | 0 | - | 4.88 | 71,474 |
| Europe Capital to Country | 0 | - | 4.99 | 250,416 |
| Asia Capital to Country | 0 | - | 4.96 | 126,697 |
| Capital Cities Chain | 0 | - | 4.84 | 82,775 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,933 |
| European Capitals by Map | 0 | - | 4.99 | 139,330 |
| African Capitals by Map | 0 | - | 4.99 | 133,848 |
| Coldest World Capitals | 0 | - | 4.95 | 133,576 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,460 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,110 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,453 |
| European Coastal Capitals | 0 | - | 4.95 | 90,634 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,603 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,144 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,141 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,847 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,601 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,939 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,546 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,242 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,928 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,943 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,049 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,101 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,191 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,192 |
| Capitals of the Stans | 0 | - | 4.95 | 26,855 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,196 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,539 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,620 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,953 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,513 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,069 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,307 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,869 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,678 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,456 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,206 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,178 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,403 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,468 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,423 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,089 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,645 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,313 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,124 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,492 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,223 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,157 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,605 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,797 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,351 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,429 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,100 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,728 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,674 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,451 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,553 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,383 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,189 |
| Capitals Starting With N | 0 | - | 4.80 | 51,236 |
| Capitals Starting With V | 0 | - | 4.79 | 38,207 |
| Capitals Starting With C | 0 | - | 4.79 | 98,011 |
| North American Sports Cities | 0 | - | 4.83 | 172,420 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,339 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,414 |
| Name a City - European Countries | 0 | - | 4.90 | 65,420 |
| Cities by Former Name | 0 | - | 4.83 | 91,599 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,246 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,411 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,881 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,147 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,524 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,531 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,525 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,184 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,302 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,237 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,623 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,432 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,087 |
| Capital City Etymologies | 0 | - | 4.77 | 63,314 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,182 |
| Boundary Waters | 0 | - | 4.92 | 88,484 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,180 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,133 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,502 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,490 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,445 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,569 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,740 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,023 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,130 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,148 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,932 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,822 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,011 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,837 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,005 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,753 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,817 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,529 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,511 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 46,159 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,152 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,575 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,993 |
| Ancient City to Country | 0 | - | 4.70 | 108,052 |
| City-States | 0 | - | 4.53 | 37,272 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,148 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,687 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,194 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,530 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,120 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,970 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,034 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,185 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,309 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,996 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,288 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,225 |
| Official Cities in the UK | 0 | - | 4.89 | 283,907 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,829 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,055 |
| The Only Country ... | 0 | - | 4.91 | 81,150 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,483,492 |
| Landlocked Countries | 0 | - | 4.99 | 420,814 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 573,236 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,352 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,217 |
| Capitals by River | 0 | - | 4.55 | 48,323 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,665 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,626 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,867 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,213 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,224 |
| Cities with the Same Name | 0 | - | 3.94 | 36,685 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,808 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,243 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,239 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,398 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,985 |
| Cities by Airports | 0 | - | 4.49 | 88,744 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,626 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,592 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,438 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,785 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,028 |
| Cities Chain #2 | 0 | - | 4.42 | 56,385 |
| Cities Chain #1 | 0 | - | 4.61 | 66,632 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,361 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,110 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,185 |
| Cities by Initials | 0 | - | 4.12 | 24,573 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,208 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,019 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,915 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,915 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,615 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,161 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,832 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,351 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,121 |
