| North American Sports Cities | 0 | - | 4.82 | 173,304 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,605 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,811 |
| World Capitals Quiz | 0 | - | 5.00 | 5,114,331 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,649 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,449 |
| City by Football Clubs | 0 | - | 4.38 | 138,515 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,528 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,566 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,088 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,357 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,451 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,401 |
| Countries by Capital City | 0 | - | 5.00 | 69,639 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,170 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,367 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,967 |
| Moved Capital Cities | 0 | - | 4.96 | 74,740 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 31,077 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,868 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,469 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,988 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,766 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,583 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,064 |
| Name a City - European Countries | 0 | - | 4.89 | 66,391 |
| Cities by Former Name | 0 | - | 4.83 | 92,188 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,125 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,016 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,988 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,047 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,974 |
| World Capitals by Map | 0 | - | 5.00 | 289,989 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,936 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,318 |
| Random Country to Capital | 0 | - | 4.98 | 930,159 |
| Capitals Starting With H | 0 | - | 4.91 | 93,452 |
| Capitals Starting With K | 0 | - | 4.89 | 84,514 |
| Capitals Starting With L | 0 | - | 4.81 | 96,097 |
| Capitals Starting With M | 0 | - | 4.94 | 109,378 |
| Capitals Starting With P | 0 | - | 4.88 | 79,125 |
| Capitals Starting With R | 0 | - | 4.89 | 82,611 |
| Capitals Starting With S | 0 | - | 4.90 | 86,698 |
| Capitals Starting With T | 0 | - | 4.86 | 76,943 |
| Capitals Starting With W | 0 | - | 4.87 | 91,797 |
| Capitals Starting With A | 0 | - | 4.97 | 129,279 |
| Capitals Starting With B | 0 | - | 4.89 | 119,653 |
| Capitals Starting With D | 0 | - | 4.94 | 97,316 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 315,112 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,817 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,342 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,792 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,152 |
| American Cities by Stadium | 0 | - | 4.02 | 36,602 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,241 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,835 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,683 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,076 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,364 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,827 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,699 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,993 |
| Former Capitals | 0 | - | 4.88 | 71,733 |
| Europe Capital to Country | 0 | - | 4.99 | 252,601 |
| Asia Capital to Country | 0 | - | 4.96 | 127,701 |
| Capital Cities Chain | 0 | - | 4.84 | 83,527 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,304 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,741 |
| European Capitals by Map | 0 | - | 4.99 | 142,565 |
| African Capitals by Map | 0 | - | 4.99 | 142,615 |
| Coldest World Capitals | 0 | - | 4.95 | 134,293 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,125 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,136 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,397 |
| European Coastal Capitals | 0 | - | 4.95 | 91,499 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,272 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,328 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,512 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,253 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,258 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,733 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,806 |
| Ancient City to Country | 0 | - | 4.72 | 108,401 |
| Official Cities in the UK | 0 | - | 4.89 | 286,901 |
| City-States | 0 | - | 4.53 | 37,439 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,547 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,859 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,487 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,303 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,264 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,358 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,605 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,946 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,294 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,240 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,654 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,663 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,371 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,729 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,338 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,799 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,495 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,904 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,513 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,232 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,814 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,652 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,669 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,561 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,071 |
| Flags to Capitals #1 | 0 | - | 4.96 | 59,019 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,879 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,705 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,157 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,336 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,824 |
| The Only Country ... | 0 | - | 4.91 | 82,055 |
| Capitals of the Stans | 0 | - | 4.95 | 27,231 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,665 |
| Boundary Waters | 0 | - | 4.92 | 88,841 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,471 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,850 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,574 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,069 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,057 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,597 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,652 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,336 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,210 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,612 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,126 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,844 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,293 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,441 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,794 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,505 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,037 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,986 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,541 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,016 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,693 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,525 |
| Cities by Airports | 0 | - | 4.48 | 104,162 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,499 |
| Cities Chain #2 | 0 | - | 4.42 | 56,549 |
| Cities Chain #1 | 0 | - | 4.61 | 66,870 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 74,063 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,391 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,213 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,289 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,364 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,298 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,507 |
| Capitals Starting With N | 0 | - | 4.80 | 52,000 |
| Capitals Starting With V | 0 | - | 4.80 | 38,726 |
| Capitals Starting With C | 0 | - | 4.78 | 99,165 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,975,634 |
| Landlocked Countries | 0 | - | 4.99 | 427,314 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,665 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 592,067 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,686 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 101,001 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,559 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,924 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,534 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,176 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,991 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,794 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,685 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,411 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,756 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,122 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,598 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,940 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,474 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,168 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,834 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,179 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,319 |
| Random European Capital to Country | 0 | - | 4.98 | 192,359 |
| Random European Country to Capital | 0 | - | 4.93 | 166,083 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,090 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,588 |
| Random African Capital to Country | 0 | - | 4.97 | 101,492 |
| Random African Country to Capital | 0 | - | 4.94 | 71,887 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,671 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,522 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,812,987 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,997 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,524 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,177 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,198 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,678 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,524 |
| Cities with the Same Name | 0 | - | 3.94 | 36,737 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,853 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,451 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,016 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 78,217 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,453 |
