| World Capitals by Proximity | 0 | - | 4.91 | 330,665 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,620 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,580 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,903 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,880 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,969 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,246 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,279 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,975 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,640 |
| Countries by Capital City | 0 | - | 5.00 | 67,931 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,973 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,466 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,972 |
| Moved Capital Cities | 0 | - | 4.96 | 74,066 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,412 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,732 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,330 |
| World Capitals by Map | 0 | - | 5.00 | 285,645 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,167 |
| Capitals Starting With H | 0 | - | 4.91 | 92,189 |
| Capitals Starting With K | 0 | - | 4.87 | 81,344 |
| Capitals Starting With L | 0 | - | 4.81 | 87,678 |
| Capitals Starting With M | 0 | - | 4.93 | 107,265 |
| Capitals Starting With P | 0 | - | 4.88 | 77,873 |
| Capitals Starting With R | 0 | - | 4.87 | 81,532 |
| Capitals Starting With S | 0 | - | 4.90 | 85,472 |
| Capitals Starting With T | 0 | - | 4.85 | 75,904 |
| Capitals Starting With W | 0 | - | 4.87 | 91,096 |
| Capitals Starting With A | 0 | - | 4.97 | 127,487 |
| Capitals Starting With B | 0 | - | 4.89 | 118,104 |
| Capitals Starting With D | 0 | - | 4.93 | 96,108 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,975 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,108 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,173 |
| Random Country to Capital | 0 | - | 4.98 | 918,446 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,117 |
| Former Capitals | 0 | - | 4.88 | 71,382 |
| Europe Capital to Country | 0 | - | 4.99 | 249,596 |
| Asia Capital to Country | 0 | - | 4.96 | 126,480 |
| Capital Cities Chain | 0 | - | 4.83 | 82,502 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,604 |
| European Capitals by Map | 0 | - | 4.99 | 138,604 |
| African Capitals by Map | 0 | - | 4.99 | 133,389 |
| Coldest World Capitals | 0 | - | 4.95 | 133,467 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,085 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,893 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,247 |
| European Coastal Capitals | 0 | - | 4.95 | 90,396 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,505 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,202 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,578 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,747 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,403 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,692 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,659 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,454 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,214 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,855 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,478 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,119 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,248 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,898 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,003 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,491 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,705 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,603 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,197 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,495 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,741 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,953 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,081 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,074 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,102 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,310 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,294 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,943 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,294 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,153 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,185 |
| Capitals of the Stans | 0 | - | 4.95 | 26,747 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,858 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,903 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,291 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,743 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,339 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,094 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,290 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,162 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,053 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,290 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,169 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,562 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,699 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,320 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,416 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,710 |
| Capitals Starting With N | 0 | - | 4.80 | 50,923 |
| Capitals Starting With V | 0 | - | 4.79 | 37,994 |
| Capitals Starting With C | 0 | - | 4.79 | 97,515 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,428 |
| North American Sports Cities | 0 | - | 4.83 | 171,762 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,253 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,252 |
| Name a City - European Countries | 0 | - | 4.90 | 65,206 |
| Name a Valid World City | 0 | - | 4.83 | 70,957 |
| Cities by Former Name | 0 | - | 4.83 | 91,430 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,214 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,445 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,336 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,874 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,236 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,290 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,806 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,118 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,968 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,415 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,964 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,408 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,969 |
| Capital City Etymologies | 0 | - | 4.77 | 63,245 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,650 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,913 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,483 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,158 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,050 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,212 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,513 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,424 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,792 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,615 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,833 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,700 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,699 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,795 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,164 |
| Boundary Waters | 0 | - | 4.92 | 88,377 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,080 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,912 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,169 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,337 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,273 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,749 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,508 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,458 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,660 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,843 |
| Ancient City to Country | 0 | - | 4.70 | 107,938 |
| Official Cities in the UK | 0 | - | 4.89 | 283,108 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,136 |
| City-States | 0 | - | 4.53 | 37,229 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,078 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,622 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,632 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,163 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,910 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,366 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,083 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,915 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,007 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,152 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,944 |
| World Capitals - One Minute Sprint | 0 | - | 4.20 | 234,889 |
| The Only Country ... | 0 | - | 4.91 | 80,787 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,006 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 306,491 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,404 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,300 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,079 |
| Capitals by River | 0 | - | 4.55 | 48,290 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,563 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,332,843 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,170 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,945 |
| Cities by Airports | 0 | - | 4.49 | 88,648 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,806 |
| Cities Chain #2 | 0 | - | 4.42 | 56,316 |
| Cities Chain #1 | 0 | - | 4.61 | 66,574 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,152 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,947 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,172 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,060 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,507 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,504 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,122 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,556 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,046 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,767 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,882 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,433 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 38,293 |
| World Capitals by a Single Clue #1 | 0 | - | 4.51 | 55,559 |
| Landlocked Countries | 0 | - | 4.99 | 418,917 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 567,965 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,623 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,494 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,520 |
