| Africa Capitals Quiz | 0 | - | 4.99 | 745,626 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,566 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,641 |
| North American Sports Cities | 0 | - | 4.82 | 173,362 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,620 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 216,956 |
| Europe Capital to Country | 0 | - | 4.99 | 252,751 |
| Asia Capital to Country | 0 | - | 4.96 | 127,760 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,410 |
| European Capitals by Map | 0 | - | 4.99 | 142,767 |
| African Capitals by Map | 0 | - | 4.99 | 142,751 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,193 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,212 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,461 |
| European Coastal Capitals | 0 | - | 4.95 | 91,563 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,302 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,554 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,910 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,273 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,984 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,889 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,417 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,771 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,420 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,544 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,718 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,117 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,262 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,872 |
| World Capitals Quiz | 0 | - | 5.00 | 5,117,995 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,879 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,851 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,118 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,738 |
| Capitals of the Stans | 0 | - | 4.95 | 27,269 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,841 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,780 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,967 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,199 |
| Random European Capital to Country | 0 | - | 4.98 | 192,449 |
| Random European Country to Capital | 0 | - | 4.93 | 166,144 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,160 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,637 |
| Random African Capital to Country | 0 | - | 4.97 | 101,557 |
| Random African Country to Capital | 0 | - | 4.94 | 71,941 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,713 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,230 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,390 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,480 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,627 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,883 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,392 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 121,041 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,651 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,682 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,159 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,436 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,586 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,534 |
| Countries by Capital City | 0 | - | 5.00 | 69,766 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,261 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,432 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 85,036 |
| Moved Capital Cities | 0 | - | 4.96 | 74,774 |
| Random Capital to Country | 0 | - | 4.99 | 2,605,483 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,892 |
| Random Country to Capital | 0 | - | 4.98 | 931,080 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,480 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,848 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,115 |
| Name a City - European Countries | 0 | - | 4.89 | 66,480 |
| Name a Valid World City | 0 | - | 4.85 | 72,206 |
| Cities by Former Name | 0 | - | 4.83 | 92,230 |
| Capitals in their Native Languages | 0 | - | 4.95 | 134,011 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,075 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 70,035 |
| World Capitals by Map | 0 | - | 5.00 | 290,257 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 31,095 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,992 |
| Capitals Starting With H | 0 | - | 4.91 | 93,507 |
| Capitals Starting With K | 0 | - | 4.89 | 84,569 |
| Capitals Starting With L | 0 | - | 4.81 | 96,176 |
| Capitals Starting With M | 0 | - | 4.94 | 109,465 |
| Capitals Starting With P | 0 | - | 4.88 | 79,186 |
| Capitals Starting With R | 0 | - | 4.89 | 82,654 |
| Capitals Starting With S | 0 | - | 4.90 | 86,752 |
| Capitals Starting With T | 0 | - | 4.86 | 76,997 |
| Capitals Starting With W | 0 | - | 4.87 | 91,830 |
| Capitals Starting With A | 0 | - | 4.97 | 129,369 |
| Capitals Starting With B | 0 | - | 4.89 | 119,724 |
| Capitals Starting With D | 0 | - | 4.94 | 97,369 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,293 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,064 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,798 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,421 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,538 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,947 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,307 |
| American Cities by Stadium | 0 | - | 4.02 | 36,607 |
| City by Football Clubs | 0 | - | 4.38 | 138,563 |
| Official Cities in the UK | 0 | - | 4.89 | 287,134 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,851 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,773 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,142 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,457 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,891 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,528 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,752 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,641 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,037 |
| Former Capitals | 0 | - | 4.88 | 71,752 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,974 |
| Capital Cities Chain | 0 | - | 4.84 | 83,596 |
| Coldest World Capitals | 0 | - | 4.95 | 134,375 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,922 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,627 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,605 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,309 |
| Flags to Capitals #1 | 0 | - | 4.96 | 62,173 |
| Flags to Capitals #2 | 0 | - | 4.95 | 45,138 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,760 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,797 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 105,103 |
| The Only Country ... | 0 | - | 4.91 | 82,146 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,350 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,826 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,172 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,249 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,190 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,106 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,420 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,564 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,319 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,312 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,066 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,561 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,668 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,265 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,628 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,201 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 62,158 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,628 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,066 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,347 |
| FIFA World Cup Final Host Cities | 0 | - | 4.68 | 29,644 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,645 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,873 |
| Ancient City to Country | 0 | - | 4.72 | 108,424 |
| City-States | 0 | - | 4.53 | 37,447 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,572 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,701,407 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,294 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,871 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,957 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,685 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,901 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,316 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,370 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,987 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,607 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,301 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,266 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.34 | 247,256 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,297 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,863 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,700 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 202,040 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,476 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,222 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,437 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 22,395 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,736 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,702 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,203 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,922 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,826 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,345 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,600 |
| Which City in Europe? | 0 | - | 4.83 | 108,052 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,508 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,070 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,606 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,663 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,546 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,431 |
| Cities by Airports | 0 | - | 4.48 | 104,204 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,221 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,538 |
| Cities Chain #2 | 0 | - | 4.42 | 56,559 |
| Cities Chain #1 | 0 | - | 4.61 | 66,887 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,617 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 74,208 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,404 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,234 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,298 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,383 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,303 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 45,112 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,513 |
| Capitals Starting With N | 0 | - | 4.80 | 52,049 |
