| Summer Olympic City Bids | 0 | - | 4.94 | 42,551 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,394 |
| North American Sports Cities | 0 | - | 4.83 | 173,092 |
| World Capitals Quiz | 0 | - | 5.00 | 5,103,912 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,725 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,755 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,237 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,297 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,947 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,174 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,178 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,084 |
| Countries by Capital City | 0 | - | 5.00 | 69,324 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,820 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,192 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,778 |
| Moved Capital Cities | 0 | - | 4.96 | 74,620 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,704 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,818 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,723 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,402 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,919 |
| Name a City - European Countries | 0 | - | 4.90 | 66,124 |
| Cities by Former Name | 0 | - | 4.83 | 92,024 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,397 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,500 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,671 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,965 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,785 |
| World Capitals by Map | 0 | - | 5.00 | 289,226 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,798 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,905 |
| Random Country to Capital | 0 | - | 4.98 | 927,501 |
| Capitals Starting With H | 0 | - | 4.91 | 93,312 |
| Capitals Starting With K | 0 | - | 4.89 | 84,382 |
| Capitals Starting With M | 0 | - | 4.94 | 109,137 |
| Capitals Starting With P | 0 | - | 4.88 | 78,981 |
| Capitals Starting With R | 0 | - | 4.88 | 82,486 |
| Capitals Starting With S | 0 | - | 4.90 | 86,552 |
| Capitals Starting With T | 0 | - | 4.85 | 76,815 |
| Capitals Starting With W | 0 | - | 4.87 | 91,724 |
| Capitals Starting With A | 0 | - | 4.97 | 129,069 |
| Capitals Starting With B | 0 | - | 4.89 | 119,473 |
| Capitals Starting With D | 0 | - | 4.94 | 97,183 |
| Olympic Host Countries | 0 | - | 4.98 | 201,897 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,316 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,713 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,093 |
| American Cities by Stadium | 0 | - | 4.02 | 36,588 |
| City by Football Clubs | 0 | - | 4.38 | 138,383 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,225 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,769 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,424 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,878 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,997 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,637 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,543 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,803 |
| Former Capitals | 0 | - | 4.88 | 71,663 |
| Europe Capital to Country | 0 | - | 4.99 | 251,981 |
| Asia Capital to Country | 0 | - | 4.96 | 127,347 |
| Capital Cities Chain | 0 | - | 4.84 | 83,331 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,907 |
| European Capitals by Map | 0 | - | 4.99 | 141,981 |
| African Capitals by Map | 0 | - | 4.99 | 142,033 |
| Coldest World Capitals | 0 | - | 4.95 | 134,135 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,872 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,819 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,139 |
| European Coastal Capitals | 0 | - | 4.95 | 91,267 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,165 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,536 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,688 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,142 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 31,018 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,097 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,522 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,125 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,656 |
| Ancient City to Country | 0 | - | 4.70 | 108,326 |
| Official Cities in the UK | 0 | - | 4.89 | 286,075 |
| City-States | 0 | - | 4.53 | 37,395 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,492 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,802 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,281 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,274 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,218 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,588 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,819 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,280 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,069 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,814 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,050 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,198 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,543 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,066 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,650 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,365 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,841 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,250 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,049 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,629 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,511 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,558 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,449 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,916 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,892 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,740 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,547 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,849 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,300 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,686 |
| The Only Country ... | 0 | - | 4.91 | 81,842 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,691 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 29,344 |
| Boundary Waters | 0 | - | 4.92 | 88,747 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,398 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,668 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,294 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,935 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,002 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,581 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,609 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 53,990 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,196 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,603 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,888 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,027 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,883 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,735 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,635 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,177 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,661 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,544 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,317 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,845 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,533 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,453 |
| Cities by Airports | 0 | - | 4.47 | 103,988 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,391 |
| Cities Chain #2 | 0 | - | 4.42 | 56,514 |
| Cities Chain #1 | 0 | - | 4.61 | 66,813 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,653 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,345 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,129 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,255 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,307 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,269 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,484 |
| Capitals Starting With L | 0 | - | 4.80 | 95,624 |
| Capitals Starting With N | 0 | - | 4.80 | 51,874 |
| Capitals Starting With V | 0 | - | 4.80 | 38,638 |
| Capitals Starting With C | 0 | - | 4.78 | 98,947 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,851,058 |
| Landlocked Countries | 0 | - | 4.99 | 425,358 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,958 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,609 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,673 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,918 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,547 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,910 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,179 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,162 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,977 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,482 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,601 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,362 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,716 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,050 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,368 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,803 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,466 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,034 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,805 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,047 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,998 |
| Random European Capital to Country | 0 | - | 4.98 | 192,079 |
| Random European Country to Capital | 0 | - | 4.93 | 165,842 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,964 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,395 |
| Random African Capital to Country | 0 | - | 4.97 | 101,298 |
| Random African Country to Capital | 0 | - | 4.95 | 71,724 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,547 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,249 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,802,061 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,908 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,372 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,926 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,952 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,108 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,491 |
| Cities with the Same Name | 0 | - | 3.94 | 36,727 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,837 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,438 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,011 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 76,778 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,228 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,251 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,539 |
| Cities in European History #1 | 0 | - | 4.63 | 134,572 |
