| World Capitals by Proximity | 0 | - | 4.91 | 330,762 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,593 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,962 |
| World Capitals Quiz | 0 | - | 5.00 | 5,065,306 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,480 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,907 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,007 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,266 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,312 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,014 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,698 |
| Countries by Capital City | 0 | - | 5.00 | 67,982 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,007 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,495 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,005 |
| Moved Capital Cities | 0 | - | 4.96 | 74,080 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,443 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,998 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,006 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,168 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,610 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,424 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,766 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,120 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,762 |
| North American Sports Cities | 0 | - | 4.83 | 171,846 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,267 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,284 |
| Name a City - European Countries | 0 | - | 4.90 | 65,228 |
| Cities by Former Name | 0 | - | 4.83 | 91,458 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,337 |
| World Capitals by Map | 0 | - | 5.00 | 285,730 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,184 |
| Capitals Starting With H | 0 | - | 4.91 | 92,338 |
| Capitals Starting With K | 0 | - | 4.88 | 82,688 |
| Capitals Starting With L | 0 | - | 4.81 | 87,845 |
| Capitals Starting With M | 0 | - | 4.93 | 107,476 |
| Capitals Starting With P | 0 | - | 4.88 | 78,000 |
| Capitals Starting With R | 0 | - | 4.87 | 81,647 |
| Capitals Starting With S | 0 | - | 4.90 | 85,589 |
| Capitals Starting With T | 0 | - | 4.85 | 76,008 |
| Capitals Starting With W | 0 | - | 4.87 | 91,178 |
| Capitals Starting With A | 0 | - | 4.97 | 127,639 |
| Capitals Starting With B | 0 | - | 4.89 | 118,244 |
| Capitals Starting With D | 0 | - | 4.93 | 96,229 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,165 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 245,713 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,080 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 79,996 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,182 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,566 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,284 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,417 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,528 |
| Random Country to Capital | 0 | - | 4.98 | 918,871 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,228 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,311 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,819 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,122 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,013 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,517 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,470 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,819 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,690 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,879 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,738 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,715 |
| Former Capitals | 0 | - | 4.88 | 71,397 |
| Europe Capital to Country | 0 | - | 4.99 | 249,676 |
| Asia Capital to Country | 0 | - | 4.96 | 126,513 |
| Capital Cities Chain | 0 | - | 4.83 | 82,542 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,657 |
| European Capitals by Map | 0 | - | 4.99 | 138,692 |
| African Capitals by Map | 0 | - | 4.99 | 133,424 |
| Coldest World Capitals | 0 | - | 4.95 | 133,485 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,124 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,932 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,274 |
| European Coastal Capitals | 0 | - | 4.95 | 90,423 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,519 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,347 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,652 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,762 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,428 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,724 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,813 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,170 |
| Boundary Waters | 0 | - | 4.92 | 88,391 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,099 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,944 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,222 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,365 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,293 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,761 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,510 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,467 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,666 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,865 |
| Ancient City to Country | 0 | - | 4.70 | 107,954 |
| Official Cities in the UK | 0 | - | 4.89 | 283,195 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,139 |
| City-States | 0 | - | 4.53 | 37,232 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,090 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,634 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,649 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,164 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,389 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,091 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,526 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,471 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,220 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,861 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,609 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,258 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,318 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,927 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,048 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,752 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,734 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,615 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,229 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,561 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,799 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,968 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,097 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,092 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,158 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,332 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,314 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,959 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,340 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,157 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,201 |
| The Only Country ... | 0 | - | 4.91 | 80,831 |
| Countries With the Most Neighbors | 0 | - | 4.47 | 101,677 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 306,595 |
| Capitals of the Stans | 0 | - | 4.95 | 26,771 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,352,635 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,178 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,988 |
| Cities by Airports | 0 | - | 4.49 | 88,659 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,843 |
| Cities Chain #2 | 0 | - | 4.42 | 56,329 |
| Cities Chain #1 | 0 | - | 4.61 | 66,590 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,455 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,980 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,179 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,154 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,563 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,517 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,128 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,598 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,060 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,936 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,328 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,795 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,384 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,146 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,327 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,198 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,072 |
| Capitals Starting With N | 0 | - | 4.80 | 51,037 |
| Capitals Starting With V | 0 | - | 4.79 | 38,065 |
| Capitals Starting With C | 0 | - | 4.79 | 97,660 |
| Landlocked Countries | 0 | - | 4.99 | 419,213 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 568,716 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,167 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,370 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,513 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,658 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,711 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,957 |
| Cities with the Same Name | 0 | - | 3.94 | 36,670 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,801 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,390 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,980 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,506 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,093 |
| Cities by Initials | 0 | - | 4.12 | 24,558 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,893 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,299 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,295 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,171 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,567 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,711 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,259 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,457 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,419 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,575 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,711 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,355 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,912 |
| Random European Capital to Country | 0 | - | 4.98 | 190,685 |
| Random European Country to Capital | 0 | - | 4.93 | 164,792 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,309 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,634 |
| Random African Capital to Country | 0 | - | 4.97 | 100,528 |
| Random African Country to Capital | 0 | - | 4.94 | 71,110 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,890 |
