| World Capitals Quiz | 0 | - | 5.00 | 5,028,445 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,007 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,671 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,870 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,607 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,557 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,532 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,317 |
| Countries by Capital City | 0 | - | 5.00 | 66,544 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,269 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,855 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,371 |
| Moved Capital Cities | 0 | - | 4.96 | 73,546 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,158 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,060 |
| North American Sports Cities | 0 | - | 4.83 | 170,818 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,902 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,674 |
| Name a City - European Countries | 0 | - | 4.92 | 64,320 |
| Cities by Former Name | 0 | - | 4.84 | 90,915 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,781 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,283 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,661 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,215 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,854 |
| World Capitals by Map | 0 | - | 5.00 | 283,005 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,622 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,101 |
| Random Country to Capital | 0 | - | 4.98 | 911,055 |
| Capitals Starting With H | 0 | - | 4.90 | 90,343 |
| Capitals Starting With K | 0 | - | 4.85 | 75,624 |
| Capitals Starting With L | 0 | - | 4.81 | 86,753 |
| Capitals Starting With M | 0 | - | 4.93 | 105,951 |
| Capitals Starting With P | 0 | - | 4.88 | 77,123 |
| Capitals Starting With R | 0 | - | 4.87 | 80,912 |
| Capitals Starting With S | 0 | - | 4.89 | 84,737 |
| Capitals Starting With T | 0 | - | 4.84 | 75,236 |
| Capitals Starting With W | 0 | - | 4.89 | 90,552 |
| Capitals Starting With A | 0 | - | 4.97 | 126,456 |
| Capitals Starting With B | 0 | - | 4.89 | 117,207 |
| Capitals Starting With D | 0 | - | 4.93 | 95,301 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,138 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,077 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,562 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,014 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,285 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,296 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,135 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,984 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,721 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,599 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,294 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,061 |
| Former Capitals | 0 | - | 4.88 | 71,114 |
| Europe Capital to Country | 0 | - | 4.99 | 247,401 |
| Asia Capital to Country | 0 | - | 4.96 | 125,681 |
| Capital Cities Chain | 0 | - | 4.84 | 81,866 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,369 |
| European Capitals by Map | 0 | - | 4.99 | 136,096 |
| African Capitals by Map | 0 | - | 4.99 | 132,093 |
| Coldest World Capitals | 0 | - | 4.95 | 133,015 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,047 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,111 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,559 |
| European Coastal Capitals | 0 | - | 4.95 | 89,692 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,160 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,560 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,648 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,396 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,732 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,941 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 219,965 |
| Ancient City to Country | 0 | - | 4.70 | 107,583 |
| Official Cities in the UK | 0 | - | 4.89 | 280,343 |
| City-States | 0 | - | 4.53 | 37,084 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,764 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,471 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,071 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,037 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,749 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,949 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,461 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,072 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,151 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,663 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,019 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,711 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,601 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,365 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,057 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,124 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,272 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,324 |
| Top Five Capitals By Category #1 | 0 | - | 4.72 | 78,246 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,591 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,541 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,666 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,674 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,399 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,836 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,890 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,431 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,200 |
| World Capitals with a Unique First Letter | 0 | - | 4.78 | 63,240 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,019 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,731 |
| The Only Country ... | 0 | - | 4.91 | 79,794 |
| Capitals of the Stans | 0 | - | 4.95 | 26,384 |
| Boundary Waters | 0 | - | 4.92 | 88,022 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,794 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,222 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,209 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,802 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,555 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,405 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,315 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,527 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,091 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,548 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,140 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,781 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,207 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,644 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,341 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,435 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,100 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,750 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,468 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,608 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,633 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,375 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,951 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,150 |
| Cities by Airports | 0 | - | 4.49 | 87,766 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,393 |
| Cities Chain #2 | 0 | - | 4.42 | 56,156 |
| Cities Chain #1 | 0 | - | 4.61 | 66,330 |
| World's Biggest Financial Centers | 0 | - | 4.50 | 51,339 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 34,998 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,098 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,007 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,797 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,006 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,211 |
| Capitals Starting With N | 0 | - | 4.80 | 50,266 |
| Capitals Starting With V | 0 | - | 4.79 | 37,536 |
| Capitals Starting With C | 0 | - | 4.74 | 96,437 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,881,896 |
| Landlocked Countries | 0 | - | 4.99 | 413,187 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 551,649 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,535 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,107 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,346 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,710 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,828 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,005 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,818 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,114 |
| National Subdivisions by Capital | 0 | - | 4.36 | 98,900 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 74,984 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,417 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,391 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,371 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,166 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,371 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,983 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,610 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,863 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,885 |
| Random European Capital to Country | 0 | - | 4.98 | 189,122 |
| Random European Country to Capital | 0 | - | 4.92 | 147,379 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,311 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,354 |
| Random African Capital to Country | 0 | - | 4.97 | 99,696 |
| Random African Country to Capital | 0 | - | 4.94 | 70,170 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,973 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,702 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,712,700 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,353 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,128 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,950 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,526 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,887 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,371 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,257 |
| Cities with the Same Name | 0 | - | 3.94 | 36,626 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,752 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,347 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,936 |
| World Cities A-Z by Clue #1 | 0 | - | 4.54 | 65,489 |
| World Cities A-Z by Clue #2 | 0 | - | 4.44 | 57,020 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,553 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,091 |
| Cities in European History #1 | 0 | - | 4.63 | 133,042 |
| Cities with the Most Opera Performances | 0 | - | 4.55 | 34,709 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,184 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,552 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,796 |
| Most Guessed World Cities | 0 | - | 4.70 | 99,307 |
| Most Guessed Non-Capital Cities | 0 | - | 4.42 | 53,093 |