| World Capitals Quiz | 0 | - | 5.00 | 5,089,980 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,335 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,778 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,745 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,682 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,857 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,722 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,572 |
| Countries by Capital City | 0 | - | 5.00 | 68,848 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,503 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,937 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,523 |
| Moved Capital Cities | 0 | - | 4.96 | 74,432 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,695 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,603 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,607 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,174 |
| North American Sports Cities | 0 | - | 4.83 | 172,784 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,446 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,687 |
| Name a City - European Countries | 0 | - | 4.90 | 65,816 |
| Cities by Former Name | 0 | - | 4.83 | 91,812 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,966 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,829 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,547 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,830 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,522 |
| World Capitals by Map | 0 | - | 5.00 | 288,055 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,595 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,429 |
| Random Country to Capital | 0 | - | 4.98 | 924,114 |
| Capitals Starting With H | 0 | - | 4.91 | 92,833 |
| Capitals Starting With K | 0 | - | 4.88 | 83,882 |
| Capitals Starting With L | 0 | - | 4.81 | 88,352 |
| Capitals Starting With M | 0 | - | 4.93 | 108,247 |
| Capitals Starting With P | 0 | - | 4.88 | 78,465 |
| Capitals Starting With R | 0 | - | 4.87 | 82,073 |
| Capitals Starting With S | 0 | - | 4.90 | 86,055 |
| Capitals Starting With T | 0 | - | 4.84 | 76,398 |
| Capitals Starting With W | 0 | - | 4.87 | 91,452 |
| Capitals Starting With A | 0 | - | 4.97 | 128,427 |
| Capitals Starting With B | 0 | - | 4.88 | 118,843 |
| Capitals Starting With D | 0 | - | 4.93 | 96,734 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,278 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,564 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,994 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,192 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,657 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,108 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,551 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,755 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,604 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,372 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,290 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,521 |
| Former Capitals | 0 | - | 4.88 | 71,563 |
| Europe Capital to Country | 0 | - | 4.99 | 251,251 |
| Asia Capital to Country | 0 | - | 4.96 | 127,011 |
| Capital Cities Chain | 0 | - | 4.84 | 83,071 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,447 |
| European Capitals by Map | 0 | - | 4.99 | 140,814 |
| African Capitals by Map | 0 | - | 4.99 | 139,634 |
| Coldest World Capitals | 0 | - | 4.95 | 133,987 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,245 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,479 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,842 |
| European Coastal Capitals | 0 | - | 4.95 | 90,958 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,956 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,330 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,918 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,986 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,867 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,222 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,438 |
| Ancient City to Country | 0 | - | 4.70 | 108,193 |
| Official Cities in the UK | 0 | - | 4.89 | 284,970 |
| City-States | 0 | - | 4.53 | 37,332 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,401 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,737 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,065 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,223 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,778 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,169 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,567 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,658 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,258 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,007 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,250 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,962 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,861 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,295 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,669 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,436 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,133 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,766 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,926 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,526 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,349 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,297 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,383 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,302 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,679 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,685 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,580 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,370 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,134 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,260 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,502 |
| The Only Country ... | 0 | - | 4.91 | 81,541 |
| Capitals of the Stans | 0 | - | 4.95 | 27,002 |
| Boundary Waters | 0 | - | 4.92 | 88,631 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,302 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,395 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,922 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,722 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,695 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,907 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,552 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,564 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 51,396 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,171 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,591 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,552 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,852 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,397 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,179 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,353 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,651 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,068 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,020 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,940 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,607 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,372 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,984 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,341 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,545 |
| Cities by Airports | 0 | - | 4.47 | 103,195 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,217 |
| Cities Chain #2 | 0 | - | 4.42 | 56,451 |
| Cities Chain #1 | 0 | - | 4.61 | 66,720 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,059 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,278 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,735 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,207 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,210 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,211 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,435 |
| Capitals Starting With N | 0 | - | 4.80 | 51,419 |
| Capitals Starting With V | 0 | - | 4.79 | 38,366 |
| Capitals Starting With C | 0 | - | 4.78 | 98,341 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,668,585 |
| Landlocked Countries | 0 | - | 4.99 | 423,063 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 580,448 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,648 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,777 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,516 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,877 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,497 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,136 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,938 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,419 |
| National Subdivisions by Capital | 0 | - | 4.36 | 103,399 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,289 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,672 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,916 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,925 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,663 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,447 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,882 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,771 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,747 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,609 |
| Random European Capital to Country | 0 | - | 4.98 | 191,645 |
| Random European Country to Capital | 0 | - | 4.93 | 165,531 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,797 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,144 |
| Random African Capital to Country | 0 | - | 4.97 | 101,022 |
| Random African Country to Capital | 0 | - | 4.94 | 71,498 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,419 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,786 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,786,309 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,767 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,138 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,578 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,593 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,567 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,451 |
| Cities with the Same Name | 0 | - | 3.94 | 36,702 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,820 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,416 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,995 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,514 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,370 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,141 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,459 |
| Cities in European History #1 | 0 | - | 4.63 | 134,327 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,614 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,400 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,824 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,920 |
