| World Capitals Quiz | 0 | - | 5.00 | 5,029,944 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,511 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,900 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,625 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,578 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,570 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,381 |
| Countries by Capital City | 0 | - | 5.00 | 66,582 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,302 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,881 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,396 |
| Moved Capital Cities | 0 | - | 4.96 | 73,563 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,271 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,390 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,685 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,090 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,993 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,635 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,673 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,224 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,895 |
| World Capitals by Map | 0 | - | 5.00 | 283,110 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,643 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,573 |
| Random Country to Capital | 0 | - | 4.98 | 911,385 |
| Capitals Starting With H | 0 | - | 4.90 | 90,706 |
| Capitals Starting With K | 0 | - | 4.85 | 75,658 |
| Capitals Starting With L | 0 | - | 4.81 | 86,803 |
| Capitals Starting With M | 0 | - | 4.93 | 106,012 |
| Capitals Starting With P | 0 | - | 4.88 | 77,162 |
| Capitals Starting With R | 0 | - | 4.87 | 80,950 |
| Capitals Starting With S | 0 | - | 4.89 | 84,782 |
| Capitals Starting With T | 0 | - | 4.84 | 75,271 |
| Capitals Starting With W | 0 | - | 4.89 | 90,589 |
| Capitals Starting With A | 0 | - | 4.97 | 126,515 |
| Capitals Starting With B | 0 | - | 4.89 | 117,257 |
| Capitals Starting With D | 0 | - | 4.93 | 95,356 |
| Former Capitals | 0 | - | 4.88 | 71,129 |
| Europe Capital to Country | 0 | - | 4.99 | 247,524 |
| Asia Capital to Country | 0 | - | 4.96 | 125,716 |
| Capital Cities Chain | 0 | - | 4.84 | 81,897 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,410 |
| European Capitals by Map | 0 | - | 4.99 | 136,187 |
| African Capitals by Map | 0 | - | 4.99 | 132,119 |
| Coldest World Capitals | 0 | - | 4.95 | 133,035 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,103 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,152 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,582 |
| European Coastal Capitals | 0 | - | 4.95 | 89,716 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,173 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,703 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,706 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,409 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,772 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,965 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,842 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,127 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,094 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,783 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,636 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,086 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,158 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,285 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,364 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,689 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,418 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,860 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,902 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,454 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,250 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,024 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,747 |
| Capitals of the Stans | 0 | - | 4.95 | 26,398 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,463 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,153 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,673 |
| Top Five Capitals By Category #1 | 0 | - | 4.72 | 78,292 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,615 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,561 |
| World Capitals with a Unique First Letter | 0 | - | 4.77 | 63,253 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,715 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,380 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,479 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,137 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,799 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,501 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,636 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,650 |
| National Subdivisions by Capital | 0 | - | 4.36 | 98,931 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 74,989 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,011 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,423 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,406 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,413 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,222 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,184 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,371 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,617 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,891 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,931 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,985 |
| Capitals Starting With N | 0 | - | 4.80 | 50,301 |
| Capitals Starting With V | 0 | - | 4.79 | 37,565 |
| Capitals Starting With C | 0 | - | 4.74 | 96,497 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,355 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,407 |
| North American Sports Cities | 0 | - | 4.83 | 170,861 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,908 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,704 |
| Name a City - European Countries | 0 | - | 4.92 | 64,355 |
| Name a Valid World City | 0 | - | 4.83 | 70,096 |
| Cities by Former Name | 0 | - | 4.84 | 90,943 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,633 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,610 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,793 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,333 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,453 |
| Capital City Etymologies | 0 | - | 4.77 | 62,998 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,253 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,610 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,804 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,078 |
| Largest City by Island | 0 | - | 4.87 | 71,014 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,073 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,776 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,142 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,086 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,567 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,019 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,299 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,321 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,166 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,067 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,770 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,650 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,314 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,127 |
| African Island Countries | 0 | - | 4.96 | 100,756 |
| Islands by Country #1 | 0 | - | 4.87 | 174,458 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,290 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 219,986 |
| Ancient City to Country | 0 | - | 4.70 | 107,596 |
| Official Cities in the UK | 0 | - | 4.89 | 280,440 |
| City-States | 0 | - | 4.53 | 37,091 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,775 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,676 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,477 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,085 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,621 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,040 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,462 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,774 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,957 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,224 |
| One-Syllable World Capital Cities | 0 | - | 4.37 | 47,805 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,954 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,029 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,149 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,756 |
| Capitals by River | 0 | - | 4.55 | 48,228 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,807 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 233,138 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,230 |
| The Only Country ... | 0 | - | 4.91 | 79,832 |
| Richest Island Countries | 0 | - | 4.84 | 99,483 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,177 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,074 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,024 |
| Boundary Waters | 0 | - | 4.92 | 88,027 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,801 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,246 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,244 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,818 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,713 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,564 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,409 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,325 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,532 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,092 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,550 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,170 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,868 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,307 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,715 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,179 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,972 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,213 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,357 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,962 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,189 |
| Cities by Airports | 0 | - | 4.49 | 87,783 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,415 |
| Cities Chain #2 | 0 | - | 4.42 | 56,164 |
| Cities Chain #1 | 0 | - | 4.61 | 66,338 |
| World's Biggest Financial Centers | 0 | - | 4.50 | 52,007 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,004 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,111 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,011 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,802 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,645 |
