| World Capitals Quiz | 0 | - | 5.00 | 5,026,906 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,507 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,621 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,835 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,580 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,534 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,501 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,258 |
| Countries by Capital City | 0 | - | 5.00 | 66,496 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,240 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,825 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,052 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,356 |
| Moved Capital Cities | 0 | - | 4.96 | 73,530 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,044 |
| North American Sports Cities | 0 | - | 4.83 | 170,790 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,889 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,652 |
| Cities by Former Name | 0 | - | 4.84 | 90,888 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,560 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,011 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,647 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,199 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,816 |
| World Capitals by Map | 0 | - | 5.00 | 282,916 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,610 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,658 |
| Random Country to Capital | 0 | - | 4.98 | 910,763 |
| Capitals Starting With H | 0 | - | 4.90 | 89,846 |
| Capitals Starting With K | 0 | - | 4.85 | 75,564 |
| Capitals Starting With M | 0 | - | 4.93 | 105,873 |
| Capitals Starting With P | 0 | - | 4.88 | 77,074 |
| Capitals Starting With R | 0 | - | 4.87 | 80,864 |
| Capitals Starting With S | 0 | - | 4.89 | 84,683 |
| Capitals Starting With T | 0 | - | 4.84 | 75,195 |
| Capitals Starting With W | 0 | - | 4.89 | 90,511 |
| Capitals Starting With A | 0 | - | 4.97 | 126,381 |
| Capitals Starting With B | 0 | - | 4.89 | 117,142 |
| Capitals Starting With D | 0 | - | 4.93 | 95,230 |
| Official Cities in the UK | 0 | - | 4.89 | 280,258 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,271 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,261 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,109 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,927 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,677 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,540 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,057 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,279 |
| U.S. Cities With Spanish Names | 0 | - | 4.93 | 22,006 |
| Former Capitals | 0 | - | 4.88 | 71,097 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,051 |
| Europe Capital to Country | 0 | - | 4.99 | 247,340 |
| Asia Capital to Country | 0 | - | 4.96 | 125,647 |
| Capital Cities Chain | 0 | - | 4.84 | 81,834 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,333 |
| European Capitals by Map | 0 | - | 4.99 | 136,005 |
| African Capitals by Map | 0 | - | 4.99 | 132,081 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,903 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,599 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,570 |
| Coldest World Capitals | 0 | - | 4.95 | 132,996 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,995 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,347 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,039 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,087 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,092 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,539 |
| European Coastal Capitals | 0 | - | 4.95 | 89,669 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,265 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,151 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,459 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,289 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,588 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,386 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,654 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,659 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,710 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,384 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,811 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,874 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,413 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,166 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,902 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,718 |
| The Only Country ... | 0 | - | 4.91 | 79,747 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,432 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,105 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,715 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,138 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,620 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,320 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,338 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,159 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,964 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,382 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,035 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,849 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,717 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,843 |
| Random European Capital to Country | 0 | - | 4.98 | 189,086 |
| Random European Country to Capital | 0 | - | 4.92 | 147,361 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,300 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,337 |
| Random African Capital to Country | 0 | - | 4.97 | 99,682 |
| Random African Country to Capital | 0 | - | 4.94 | 70,163 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,585 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,012 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,617 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,655 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,137 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,066 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,546 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 219,949 |
| Ancient City to Country | 0 | - | 4.70 | 107,571 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,011 |
| City-States | 0 | - | 4.53 | 37,076 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,752 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,750 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,464 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,959 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,879 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,032 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,942 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,453 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,149 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,650 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,780 |
| Top Five Capitals By Category #1 | 0 | - | 4.72 | 78,206 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,552 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,510 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,217 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,583 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,759 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,957 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,449 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,246 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,836 |
| Which City in Europe? | 0 | - | 4.83 | 106,563 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,256 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,547 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,403 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,310 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,946 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,520 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,120 |
| Cities by Airports | 0 | - | 4.49 | 87,760 |
| World Cities A-Z by Clue #1 | 0 | - | 4.61 | 65,107 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,532 |
| World Cities A-Z by Clue #2 | 0 | - | 4.43 | 56,706 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,545 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,075 |
| Cities in European History #1 | 0 | - | 4.63 | 132,995 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,087 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,342 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,704 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,091 |
| Cities with the Most Opera Performances | 0 | - | 4.55 | 34,698 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,373 |
| Cities Chain #2 | 0 | - | 4.42 | 56,150 |
| Cities Chain #1 | 0 | - | 4.61 | 66,322 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,546 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,178 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,548 |
| World's Biggest Financial Centers | 0 | - | 4.50 | 49,844 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,794 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,000 |
| Most Guessed World Cities | 0 | - | 4.69 | 99,280 |
| Most Guessed Non-Capital Cities | 0 | - | 4.42 | 53,085 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,003 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,864 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 34,994 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,130 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,817 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,088 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,001 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,111 |
| National Subdivisions by Capital | 0 | - | 4.36 | 98,884 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 74,977 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,000 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,414 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,365 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,385 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,209 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,324 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,371 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,402 |
| Capital City Etymologies | 0 | - | 4.77 | 62,985 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,608 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,063 |
| Capitals Starting With L | 0 | - | 4.81 | 86,700 |
| Capitals Starting With N | 0 | - | 4.80 | 50,217 |
| Capitals Starting With V | 0 | - | 4.79 | 37,497 |
| Capitals Starting With C | 0 | - | 4.74 | 96,376 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,117 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,116 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 158,171 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,280 |
| Which City in Canada? | 0 | - | 4.82 | 56,622 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,866,943 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,191 |
