| World Capitals Quiz | 0 | - | 5.00 | 5,079,268 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,759 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,414 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,487 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,599 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,356 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,174 |
| Countries by Capital City | 0 | - | 5.00 | 68,476 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,267 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,745 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,310 |
| Moved Capital Cities | 0 | - | 4.96 | 74,282 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,608 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,781 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,127 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,238 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,755 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,506 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,972 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,736 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,936 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,439 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,713 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,311 |
| World Capitals by Map | 0 | - | 5.00 | 287,099 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,399 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,075 |
| Random Country to Capital | 0 | - | 4.98 | 921,713 |
| Capitals Starting With H | 0 | - | 4.91 | 92,655 |
| Capitals Starting With K | 0 | - | 4.88 | 83,681 |
| Capitals Starting With L | 0 | - | 4.81 | 88,184 |
| Capitals Starting With M | 0 | - | 4.93 | 107,956 |
| Capitals Starting With P | 0 | - | 4.88 | 78,286 |
| Capitals Starting With R | 0 | - | 4.87 | 81,924 |
| Capitals Starting With S | 0 | - | 4.90 | 85,889 |
| Capitals Starting With T | 0 | - | 4.85 | 76,242 |
| Capitals Starting With W | 0 | - | 4.87 | 91,357 |
| Capitals Starting With A | 0 | - | 4.97 | 128,189 |
| Capitals Starting With B | 0 | - | 4.89 | 118,617 |
| Capitals Starting With D | 0 | - | 4.93 | 96,548 |
| Former Capitals | 0 | - | 4.88 | 71,493 |
| Europe Capital to Country | 0 | - | 4.99 | 250,603 |
| Asia Capital to Country | 0 | - | 4.96 | 126,755 |
| Capital Cities Chain | 0 | - | 4.83 | 82,844 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,045 |
| European Capitals by Map | 0 | - | 4.99 | 139,616 |
| African Capitals by Map | 0 | - | 4.99 | 134,041 |
| Coldest World Capitals | 0 | - | 4.95 | 133,609 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,546 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,190 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,531 |
| European Coastal Capitals | 0 | - | 4.95 | 90,709 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,630 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,410 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,270 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,878 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,672 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,010 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,986 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,568 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,233 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,574 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,418 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,262 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,922 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,704 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,549 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,211 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,475 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,529 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,473 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,138 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,208 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,351 |
| Capitals of the Stans | 0 | - | 4.95 | 26,877 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,553 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,245 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,957 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,080 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,113 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,153 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,330 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,186 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,226 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,741 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,550 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,638 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,433 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,233 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,316 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,586 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,504 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,238 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,168 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,619 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,825 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,612 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,359 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,560 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,434 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,734 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,587 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,301 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,329 |
| Capitals Starting With N | 0 | - | 4.80 | 51,274 |
| Capitals Starting With V | 0 | - | 4.79 | 38,248 |
| Capitals Starting With C | 0 | - | 4.79 | 98,082 |
| North American Sports Cities | 0 | - | 4.83 | 172,524 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,363 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,469 |
| Name a City - European Countries | 0 | - | 4.90 | 65,497 |
| Name a Valid World City | 0 | - | 4.83 | 71,350 |
| Cities by Former Name | 0 | - | 4.83 | 91,637 |
| Countries with the Most Borders | 0 | - | 4.97 | 388,817 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,696 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,024 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,444 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,129 |
| Capital City Etymologies | 0 | - | 4.77 | 63,353 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,892 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,038 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,842 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,192 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,665 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,586 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,025 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,259 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,428 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,863 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,442 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,250 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,433 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,914 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,160 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,592 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,839 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,082 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,290 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,256 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,998 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,884 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,308 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,950 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,635 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,364 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,878 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,481 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,042 |
| Ancient City to Country | 0 | - | 4.70 | 108,088 |
| Official Cities in the UK | 0 | - | 4.89 | 284,187 |
| City-States | 0 | - | 4.53 | 37,286 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,172 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,721 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,700 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,881 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,453 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,201 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,095 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,592 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,131 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,982 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,036 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,194 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,366 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,253 |
| Capitals by River | 0 | - | 4.55 | 48,328 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,009 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,435 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,693 |
| The Only Country ... | 0 | - | 4.91 | 81,282 |
| European Countries with One Border | 0 | - | 4.97 | 182,956 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,738 |
| Random Countries by Borders | 0 | - | 4.99 | 82,552 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,295 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,545 |
| Boundary Waters | 0 | - | 4.92 | 88,516 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,216 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,190 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,592 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,534 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,498 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,838 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,538 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,527 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 47,227 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,155 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,576 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,269 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,677 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,041 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,903 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,380 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,320 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,097 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,188 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 384,074 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,474 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,038 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,433 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,757 |
