| Countries with the Most Airports | 0 | - | 4.96 | 98,550 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,322,085 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,773 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,566 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,999 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,831 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,069 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,836 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,936 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,229 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,258 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,949 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,603 |
| Countries by Capital City | 0 | - | 5.00 | 67,903 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,961 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,456 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,949 |
| Moved Capital Cities | 0 | - | 4.96 | 74,045 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,603 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,475 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,318 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,715 |
| North American Sports Cities | 0 | - | 4.83 | 171,747 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,236 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,245 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,317 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,569 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,873 |
| World Capitals by Map | 0 | - | 5.00 | 285,581 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,149 |
| Capitals Starting With H | 0 | - | 4.90 | 92,094 |
| Capitals Starting With K | 0 | - | 4.85 | 80,183 |
| Capitals Starting With L | 0 | - | 4.81 | 87,564 |
| Capitals Starting With M | 0 | - | 4.93 | 107,136 |
| Capitals Starting With P | 0 | - | 4.88 | 77,799 |
| Capitals Starting With R | 0 | - | 4.87 | 81,477 |
| Capitals Starting With S | 0 | - | 4.89 | 85,404 |
| Capitals Starting With T | 0 | - | 4.84 | 75,839 |
| Capitals Starting With W | 0 | - | 4.87 | 91,053 |
| Capitals Starting With A | 0 | - | 4.97 | 127,389 |
| Capitals Starting With B | 0 | - | 4.89 | 118,016 |
| Capitals Starting With D | 0 | - | 4.93 | 96,036 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 135,561 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 125,097 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 120,792 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,800 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,951 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,918 |
| Random Country to Capital | 0 | - | 4.98 | 918,231 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,279 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,798 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,116 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,950 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,658 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,511 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,397 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,778 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,565 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,812 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,688 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,689 |
| Former Capitals | 0 | - | 4.88 | 71,376 |
| Europe Capital to Country | 0 | - | 4.99 | 249,549 |
| Asia Capital to Country | 0 | - | 4.96 | 126,468 |
| Capital Cities Chain | 0 | - | 4.83 | 82,481 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,567 |
| European Capitals by Map | 0 | - | 4.99 | 138,543 |
| African Capitals by Map | 0 | - | 4.99 | 133,353 |
| Coldest World Capitals | 0 | - | 4.95 | 133,455 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,067 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,868 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,226 |
| European Coastal Capitals | 0 | - | 4.95 | 90,371 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,496 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,141 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,538 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,739 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,382 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,668 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,193 |
| World Currency Quiz | 0 | - | 4.91 | 301,886 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,090 |
| Cities by Famous Street | 0 | - | 3.96 | 48,305 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,111 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,951 |
| Boundary Waters | 0 | - | 4.92 | 88,370 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,072 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,893 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,744 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,505 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,454 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,657 |
| Ancient City to Country | 0 | - | 4.70 | 107,925 |
| Official Cities in the UK | 0 | - | 4.89 | 283,041 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,135 |
| City-States | 0 | - | 4.53 | 37,227 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,619 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,615 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,081 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,446 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,212 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,850 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,402 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,059 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,234 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,884 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,973 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,229 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,686 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,597 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,177 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,446 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,704 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,941 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,071 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,063 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,082 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,302 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,281 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,926 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,282 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,151 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| The Only Country ... | 0 | - | 4.91 | 80,757 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,647 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,977 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,156 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,320 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,820 |
| Resort Towns by Country | 0 | - | 4.30 | 39,997 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,161 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,930 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,790 |
| Cities Chain #2 | 0 | - | 4.42 | 56,310 |
| Cities Chain #1 | 0 | - | 4.61 | 66,567 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 70,923 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,928 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,169 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,012 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,487 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,499 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,531 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,896 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,115 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,688 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,315 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,055 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,149 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,047 |
| Capitals Starting With N | 0 | - | 4.80 | 50,855 |
| Capitals Starting With V | 0 | - | 4.79 | 37,963 |
| Capitals Starting With C | 0 | - | 4.78 | 97,421 |
| Landlocked Countries | 0 | - | 4.99 | 418,744 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,854 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,643 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,788 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,491 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,601 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,644 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,874 |
| Famous Festivals | 0 | - | 3.71 | 20,214 |
| Cities with the Same Name | 0 | - | 3.94 | 36,667 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,799 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,389 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,977 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,607 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,419 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,762 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,089 |
| Cities by Initials | 0 | - | 4.12 | 24,555 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,282 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,284 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,167 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,555 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,692 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,202 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,442 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,416 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,543 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,706 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,326 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,851 |
| Random European Capital to Country | 0 | - | 4.98 | 190,619 |
| Random European Country to Capital | 0 | - | 4.93 | 164,559 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,190 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,592 |
| Random African Capital to Country | 0 | - | 4.97 | 100,478 |
| Random African Country to Capital | 0 | - | 4.94 | 71,087 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,778 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,914 |
| Himalayan Countries | 0 | - | 4.94 | 137,347 |
| Andean Countries | 0 | - | 4.95 | 83,894 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,189 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,593 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,801 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,321 |
