| Summer Olympic City Bids | 0 | - | 4.93 | 42,262 |
| North American Sports Cities | 0 | - | 4.83 | 171,794 |
| World Capitals Quiz | 0 | - | 5.00 | 5,064,868 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,188 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,323 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,898 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,994 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,260 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,300 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,005 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,686 |
| Countries by Capital City | 0 | - | 5.00 | 67,965 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,994 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,487 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,000 |
| Moved Capital Cities | 0 | - | 4.96 | 74,076 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,743 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,986 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,753 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,279 |
| Name a City - European Countries | 0 | - | 4.90 | 65,225 |
| Cities by Former Name | 0 | - | 4.83 | 91,454 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,167 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,353 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,336 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,590 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,947 |
| World Capitals by Map | 0 | - | 5.00 | 285,710 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,178 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,458 |
| Random Country to Capital | 0 | - | 4.98 | 918,758 |
| Capitals Starting With H | 0 | - | 4.91 | 92,311 |
| Capitals Starting With K | 0 | - | 4.88 | 82,492 |
| Capitals Starting With L | 0 | - | 4.81 | 87,818 |
| Capitals Starting With M | 0 | - | 4.93 | 107,436 |
| Capitals Starting With P | 0 | - | 4.88 | 77,976 |
| Capitals Starting With R | 0 | - | 4.87 | 81,625 |
| Capitals Starting With S | 0 | - | 4.90 | 85,565 |
| Capitals Starting With T | 0 | - | 4.85 | 75,989 |
| Capitals Starting With W | 0 | - | 4.87 | 91,163 |
| Capitals Starting With A | 0 | - | 4.97 | 127,609 |
| Capitals Starting With B | 0 | - | 4.89 | 118,221 |
| Capitals Starting With D | 0 | - | 4.93 | 96,207 |
| Olympic Host Countries | 0 | - | 4.98 | 200,442 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,108 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,306 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,818 |
| American Cities by Stadium | 0 | - | 4.02 | 36,532 |
| City by Football Clubs | 0 | - | 4.38 | 137,854 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,121 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,516 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,460 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,806 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,869 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,727 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,711 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,006 |
| Former Capitals | 0 | - | 4.88 | 71,393 |
| Europe Capital to Country | 0 | - | 4.99 | 249,652 |
| Asia Capital to Country | 0 | - | 4.96 | 126,507 |
| Capital Cities Chain | 0 | - | 4.83 | 82,529 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,634 |
| European Capitals by Map | 0 | - | 4.99 | 138,668 |
| African Capitals by Map | 0 | - | 4.99 | 133,414 |
| Coldest World Capitals | 0 | - | 4.95 | 133,484 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,116 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,921 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,267 |
| European Coastal Capitals | 0 | - | 4.95 | 90,418 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,512 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,330 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,631 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,757 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,422 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,716 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,918 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,860 |
| Ancient City to Country | 0 | - | 4.70 | 107,949 |
| Official Cities in the UK | 0 | - | 4.89 | 283,176 |
| City-States | 0 | - | 4.53 | 37,232 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,088 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,629 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,647 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,164 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,090 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,526 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,467 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,219 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,860 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,571 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,229 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,305 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,921 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,039 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,724 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,728 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,612 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,223 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,551 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,782 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,964 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,096 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,088 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,134 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,326 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,306 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,956 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,327 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,155 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,197 |
| The Only Country ... | 0 | - | 4.91 | 80,820 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,286 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,766 |
| Boundary Waters | 0 | - | 4.92 | 88,388 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,095 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,933 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,358 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,759 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,509 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,465 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,665 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,138 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,975 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,127 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,556 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,591 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,928 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,777 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,370 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,127 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,322 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,187 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,069 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,174 |
| Cities by Airports | 0 | - | 4.49 | 88,652 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,823 |
| Cities Chain #2 | 0 | - | 4.42 | 56,328 |
| Cities Chain #1 | 0 | - | 4.61 | 66,585 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,413 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,178 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,514 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,127 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,053 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,119 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,326 |
| Capitals Starting With N | 0 | - | 4.80 | 51,017 |
| Capitals Starting With V | 0 | - | 4.79 | 38,051 |
| Capitals Starting With C | 0 | - | 4.79 | 97,637 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,348,132 |
| Landlocked Countries | 0 | - | 4.99 | 419,156 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,405 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,028 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,610 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,498 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,423 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,766 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,687,066 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,092 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,893 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,297 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,292 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,170 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,565 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,709 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,245 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,455 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,419 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,902 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,569 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,711 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,349 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,899 |
| Random European Capital to Country | 0 | - | 4.98 | 190,674 |
| Random European Country to Capital | 0 | - | 4.93 | 164,764 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,304 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,625 |
| Random African Capital to Country | 0 | - | 4.97 | 100,523 |
| Random African Country to Capital | 0 | - | 4.94 | 71,108 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,237 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,872 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,757,910 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,430 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,510 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,641 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,702 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,942 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,167 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,368 |
| 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 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 67,986 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,910 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,330 |
| Cities in European History #1 | 0 | - | 4.63 | 133,830 |
| Cities with the Most Opera Performances | 0 | - | 4.63 | 41,338 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,314 |
