| World Capitals Quiz | 0 | - | 5.00 | 5,077,234 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,839 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,249 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,338 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,462 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,560 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,313 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,109 |
| Countries by Capital City | 0 | - | 5.00 | 68,397 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,228 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,704 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,272 |
| Moved Capital Cities | 0 | - | 4.96 | 74,252 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,585 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,652 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,494 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,944 |
| North American Sports Cities | 0 | - | 4.83 | 172,466 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,346 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,441 |
| Name a City - European Countries | 0 | - | 4.90 | 65,448 |
| Cities by Former Name | 0 | - | 4.83 | 91,611 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,329 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,557 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,422 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,686 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,276 |
| World Capitals by Map | 0 | - | 5.00 | 286,738 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,361 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,482 |
| Random Country to Capital | 0 | - | 4.98 | 921,232 |
| Capitals Starting With H | 0 | - | 4.91 | 92,623 |
| Capitals Starting With K | 0 | - | 4.88 | 83,636 |
| Capitals Starting With L | 0 | - | 4.81 | 88,155 |
| Capitals Starting With M | 0 | - | 4.93 | 107,901 |
| Capitals Starting With P | 0 | - | 4.88 | 78,259 |
| Capitals Starting With R | 0 | - | 4.87 | 81,897 |
| Capitals Starting With S | 0 | - | 4.90 | 85,853 |
| Capitals Starting With T | 0 | - | 4.85 | 76,216 |
| Capitals Starting With W | 0 | - | 4.87 | 91,341 |
| Capitals Starting With A | 0 | - | 4.97 | 128,154 |
| Capitals Starting With B | 0 | - | 4.89 | 118,582 |
| Capitals Starting With D | 0 | - | 4.93 | 96,517 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,248 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,420 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,895 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,155 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,579 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,776 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,049 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,190 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,178 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,968 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,850 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,268 |
| Former Capitals | 0 | - | 4.88 | 71,482 |
| Europe Capital to Country | 0 | - | 4.99 | 250,493 |
| Asia Capital to Country | 0 | - | 4.96 | 126,728 |
| Capital Cities Chain | 0 | - | 4.84 | 82,804 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,987 |
| European Capitals by Map | 0 | - | 4.99 | 139,431 |
| African Capitals by Map | 0 | - | 4.99 | 133,913 |
| Coldest World Capitals | 0 | - | 4.95 | 133,583 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,491 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,143 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,483 |
| European Coastal Capitals | 0 | - | 4.95 | 90,664 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,613 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,239 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,190 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,866 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,626 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,968 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,019 |
| Ancient City to Country | 0 | - | 4.70 | 108,063 |
| Official Cities in the UK | 0 | - | 4.89 | 284,036 |
| City-States | 0 | - | 4.53 | 37,280 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,158 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,690 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,854 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,194 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,549 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,127 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,549 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,545 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,244 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,939 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,769 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,039 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,535 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,095 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,355 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,220 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,882 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,691 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,501 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,000 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,074 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,120 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,219 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,190 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,424 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,495 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,440 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,105 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,698 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,202 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,333 |
| The Only Country ... | 0 | - | 4.91 | 81,205 |
| Capitals of the Stans | 0 | - | 4.95 | 26,866 |
| Boundary Waters | 0 | - | 4.92 | 88,502 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,193 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,157 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,539 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,506 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,466 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,822 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,532 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,519 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 46,827 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,154 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,575 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,213 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,347 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,975 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,862 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,153 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,142 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,700 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,489 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,588 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,406 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,206 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,660 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,256 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,277 |
| Cities by Airports | 0 | - | 4.49 | 88,758 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,053 |
| Cities Chain #2 | 0 | - | 4.42 | 56,396 |
| Cities Chain #1 | 0 | - | 4.61 | 66,639 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,443 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,214 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,627 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,165 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,127 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,160 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,357 |
| Capitals Starting With N | 0 | - | 4.80 | 51,249 |
| Capitals Starting With V | 0 | - | 4.79 | 38,224 |
| Capitals Starting With C | 0 | - | 4.79 | 98,037 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,501,189 |
| Landlocked Countries | 0 | - | 4.99 | 421,009 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 573,846 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,627 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,606 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,439 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,786 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,669 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,113 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,916 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,359 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,496 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,232 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,611 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,808 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,563 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,544 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,432 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,707 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,730 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,547 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,229 |
| Random European Capital to Country | 0 | - | 4.98 | 191,011 |
| Random European Country to Capital | 0 | - | 4.93 | 165,217 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,506 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,808 |
| Random African Capital to Country | 0 | - | 4.97 | 100,773 |
| Random African Country to Capital | 0 | - | 4.94 | 71,294 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,314 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,337 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,771,234 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,645 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,899 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,244 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,261 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,718 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,411 |
| Cities with the Same Name | 0 | - | 3.94 | 36,685 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,811 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,399 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,986 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,253 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,012 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,395 |
| Cities in European History #1 | 0 | - | 4.63 | 134,075 |
| Cities with the Most Opera Performances | 0 | - | 4.63 | 41,477 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,361 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,769 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,890 |
| Most Guessed World Cities | 0 | - | 4.70 | 100,103 |
