| World Capitals Quiz | 0 | - | 5.00 | 5,063,302 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,778 |
| Former Capitals | 0 | - | 4.88 | 71,380 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,963 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,242 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,269 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,970 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,634 |
| Countries by Capital City | 0 | - | 5.00 | 67,920 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,971 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,463 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,968 |
| Moved Capital Cities | 0 | - | 4.96 | 74,058 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,407 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,650 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,098 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,724 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,925 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,033 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,328 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,577 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,892 |
| World Capitals by Map | 0 | - | 5.00 | 285,617 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,157 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,071 |
| Random Country to Capital | 0 | - | 4.98 | 918,369 |
| Capitals Starting With H | 0 | - | 4.91 | 92,160 |
| Capitals Starting With K | 0 | - | 4.87 | 80,954 |
| Capitals Starting With L | 0 | - | 4.81 | 87,638 |
| Capitals Starting With M | 0 | - | 4.93 | 107,214 |
| Capitals Starting With P | 0 | - | 4.88 | 77,843 |
| Capitals Starting With R | 0 | - | 4.87 | 81,516 |
| Capitals Starting With S | 0 | - | 4.90 | 85,445 |
| Capitals Starting With T | 0 | - | 4.85 | 75,885 |
| Capitals Starting With W | 0 | - | 4.87 | 91,083 |
| Capitals Starting With A | 0 | - | 4.97 | 127,445 |
| Capitals Starting With B | 0 | - | 4.89 | 118,071 |
| Capitals Starting With D | 0 | - | 4.93 | 96,085 |
| Europe Capital to Country | 0 | - | 4.99 | 249,577 |
| Asia Capital to Country | 0 | - | 4.96 | 126,474 |
| Capital Cities Chain | 0 | - | 4.83 | 82,495 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,587 |
| European Capitals by Map | 0 | - | 4.99 | 138,588 |
| African Capitals by Map | 0 | - | 4.99 | 133,368 |
| Coldest World Capitals | 0 | - | 4.95 | 133,464 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,074 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,880 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,240 |
| European Coastal Capitals | 0 | - | 4.95 | 90,393 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,503 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,183 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,563 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,742 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,395 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,685 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,649 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,450 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,453 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,097 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,246 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,892 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,996 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,399 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,696 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,603 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,192 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,080 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,069 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,094 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,308 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,291 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,939 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,291 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,153 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,170 |
| Capitals of the Stans | 0 | - | 4.95 | 26,745 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,214 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,854 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,477 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,732 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,951 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,847 |
| Find the City #1 | 0 | - | 4.97 | 42,684 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,902 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,732 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,333 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,078 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,286 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,156 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,051 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,290 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,168 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,117 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,560 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,698 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,207 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,318 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,445 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,416 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,708 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,333 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,868 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,234 |
| Capitals Starting With N | 0 | - | 4.80 | 50,898 |
| Capitals Starting With V | 0 | - | 4.79 | 37,984 |
| Capitals Starting With C | 0 | - | 4.79 | 97,484 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,428 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,048 |
| North American Sports Cities | 0 | - | 4.83 | 171,752 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,247 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,251 |
| Name a City - European Countries | 0 | - | 4.90 | 65,198 |
| Name a Valid World City | 0 | - | 4.83 | 70,947 |
| Cities by Former Name | 0 | - | 4.83 | 91,424 |
| Cities in European History #1 | 0 | - | 4.63 | 133,805 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,408 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,961 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,406 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,967 |
| Capital City Etymologies | 0 | - | 4.77 | 63,243 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,648 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,903 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,477 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,156 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,390 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,783 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,245 |
| 50 Biggest Cities in 1920 on a World Map | 0 | - | 4.99 | 77,426 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,100 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,077 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,438 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,154 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,435 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,079 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,285 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,802 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,118 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,513 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,416 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,784 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,600 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,828 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,698 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,696 |
| Name a City in EVERY Country - No Capitals | 0 | - | 4.63 | 66,981 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,961 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,812 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,131 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,898 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,583 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,840 |
| Ancient City to Country | 0 | - | 4.70 | 107,933 |
| Official Cities in the UK | 0 | - | 4.89 | 283,074 |
| City-States | 0 | - | 4.53 | 37,228 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,076 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,622 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,625 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,162 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,906 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,363 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,082 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,382 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,914 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,006 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,152 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,291 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,299 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,076 |
| Capitals by River | 0 | - | 4.55 | 48,290 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,944 |
| World Capitals - One Minute Sprint | 0 | - | 4.20 | 234,867 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,560 |
| The Only Country ... | 0 | - | 4.91 | 80,776 |
| Boundary Waters | 0 | - | 4.92 | 88,375 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,079 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,907 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,158 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,333 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,270 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,747 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,507 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,458 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,659 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,136 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,939 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,039 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,503 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,551 |
| World's Fair Host Cities | 0 | - | 4.74 | 17,284 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,731 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,167 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,934 |
| Cities by Airports | 0 | - | 4.49 | 88,646 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,800 |
| Cities Chain #2 | 0 | - | 4.42 | 56,315 |
| Cities Chain #1 | 0 | - | 4.61 | 66,573 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,060 |
