| World Capitals Quiz | 0 | - | 5.00 | 5,077,540 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,955 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,348 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,465 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,566 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,319 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,120 |
| Countries by Capital City | 0 | - | 5.00 | 68,411 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,235 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,710 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,277 |
| Moved Capital Cities | 0 | - | 4.96 | 74,258 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,588 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,667 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,494 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,948 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,424 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,687 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,279 |
| World Capitals by Map | 0 | - | 5.00 | 286,774 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,365 |
| Capitals Starting With H | 0 | - | 4.91 | 92,627 |
| Capitals Starting With K | 0 | - | 4.88 | 83,644 |
| Capitals Starting With L | 0 | - | 4.81 | 88,158 |
| Capitals Starting With M | 0 | - | 4.93 | 107,909 |
| Capitals Starting With P | 0 | - | 4.88 | 78,261 |
| Capitals Starting With R | 0 | - | 4.87 | 81,900 |
| Capitals Starting With S | 0 | - | 4.90 | 85,855 |
| Capitals Starting With T | 0 | - | 4.85 | 76,218 |
| Capitals Starting With W | 0 | - | 4.87 | 91,343 |
| Capitals Starting With A | 0 | - | 4.97 | 128,156 |
| Capitals Starting With B | 0 | - | 4.89 | 118,586 |
| Capitals Starting With D | 0 | - | 4.93 | 96,521 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,383 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,614 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,566 |
| Random Country to Capital | 0 | - | 4.98 | 921,281 |
| Former Capitals | 0 | - | 4.88 | 71,483 |
| Europe Capital to Country | 0 | - | 4.99 | 250,508 |
| Asia Capital to Country | 0 | - | 4.96 | 126,731 |
| Capital Cities Chain | 0 | - | 4.83 | 82,810 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,998 |
| European Capitals by Map | 0 | - | 4.99 | 139,449 |
| African Capitals by Map | 0 | - | 4.99 | 133,935 |
| Coldest World Capitals | 0 | - | 4.95 | 133,588 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,496 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,144 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,490 |
| European Coastal Capitals | 0 | - | 4.95 | 90,669 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,614 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,260 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,208 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,869 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,628 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,974 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,551 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,244 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,939 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,006 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,076 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,122 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,229 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,205 |
| Capitals of the Stans | 0 | - | 4.95 | 26,867 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,263 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,550 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,813 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,073 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,543 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,097 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,366 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,887 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,692 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,509 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,222 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,194 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,428 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,503 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,446 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,110 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,705 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,337 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,158 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,496 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,232 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,161 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,615 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,811 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,357 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,432 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,147 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,730 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,705 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,493 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,596 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,411 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,209 |
| Capitals Starting With N | 0 | - | 4.80 | 51,252 |
| Capitals Starting With V | 0 | - | 4.79 | 38,227 |
| Capitals Starting With C | 0 | - | 4.79 | 98,044 |
| North American Sports Cities | 0 | - | 4.83 | 172,470 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,350 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,443 |
| Name a City - European Countries | 0 | - | 4.90 | 65,451 |
| Cities by Former Name | 0 | - | 4.83 | 91,613 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,248 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,421 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,896 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,155 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,569 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,545 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,549 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,239 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,316 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,273 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,654 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,436 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,105 |
| Capital City Etymologies | 0 | - | 4.77 | 63,337 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,190 |
| Boundary Waters | 0 | - | 4.92 | 88,506 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,195 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,160 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,546 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,509 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,471 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,580 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,786 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,050 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,209 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,188 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,970 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,853 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,018 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,866 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,012 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,804 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,825 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,533 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,522 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 46,900 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,155 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,575 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,021 |
| Ancient City to Country | 0 | - | 4.70 | 108,065 |
| City-States | 0 | - | 4.53 | 37,280 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,162 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,691 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,196 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,554 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,127 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,976 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,035 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,192 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,311 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,001 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,382 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,435 |
| Official Cities in the UK | 0 | - | 4.89 | 284,049 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,862 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,076 |
| The Only Country ... | 0 | - | 4.91 | 81,217 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,504,895 |
| Landlocked Countries | 0 | - | 4.99 | 421,043 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 574,026 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,361 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,228 |
| Capitals by River | 0 | - | 4.55 | 48,326 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,680 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,647 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,903 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,250 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,267 |
| Cities with the Same Name | 0 | - | 3.94 | 36,685 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,812 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,259 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,284 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,399 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,986 |
| Cities by Airports | 0 | - | 4.49 | 88,760 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,627 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,610 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,439 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,787 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,053 |
| Cities Chain #2 | 0 | - | 4.42 | 56,397 |
| Cities Chain #1 | 0 | - | 4.61 | 66,640 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,462 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,113 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,216 |
| Cities by Initials | 0 | - | 4.12 | 24,578 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,214 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,387 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,985 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,918 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,627 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,166 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,870 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,360 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,131 |
