| World Capitals Quiz | 0 | - | 5.00 | 5,085,163 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,312 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,573 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,573 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,711 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,528 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,373 |
| Countries by Capital City | 0 | - | 5.00 | 68,676 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,400 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,838 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,434 |
| Moved Capital Cities | 0 | - | 4.96 | 74,368 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,652 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,227 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,555 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,091 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,496 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,769 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,423 |
| World Capitals by Map | 0 | - | 5.00 | 287,553 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,488 |
| Capitals Starting With H | 0 | - | 4.91 | 92,743 |
| Capitals Starting With K | 0 | - | 4.88 | 83,795 |
| Capitals Starting With L | 0 | - | 4.81 | 88,265 |
| Capitals Starting With M | 0 | - | 4.93 | 108,095 |
| Capitals Starting With P | 0 | - | 4.88 | 78,365 |
| Capitals Starting With R | 0 | - | 4.87 | 81,991 |
| Capitals Starting With S | 0 | - | 4.90 | 85,971 |
| Capitals Starting With T | 0 | - | 4.84 | 76,324 |
| Capitals Starting With W | 0 | - | 4.87 | 91,407 |
| Capitals Starting With A | 0 | - | 4.97 | 128,314 |
| Capitals Starting With B | 0 | - | 4.89 | 118,733 |
| Capitals Starting With D | 0 | - | 4.93 | 96,645 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,979 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,931 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,069 |
| Random Country to Capital | 0 | - | 4.98 | 923,065 |
| Former Capitals | 0 | - | 4.88 | 71,533 |
| Europe Capital to Country | 0 | - | 4.99 | 250,933 |
| Asia Capital to Country | 0 | - | 4.96 | 126,889 |
| Capital Cities Chain | 0 | - | 4.84 | 82,979 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,235 |
| European Capitals by Map | 0 | - | 4.99 | 140,037 |
| African Capitals by Map | 0 | - | 4.99 | 134,203 |
| Coldest World Capitals | 0 | - | 4.95 | 133,669 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,670 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,314 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,656 |
| European Coastal Capitals | 0 | - | 4.95 | 90,843 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,683 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,934 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,633 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,934 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,784 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,133 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,923 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,564 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,616 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,253 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,985 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,705 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,637 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,735 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,223 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,548 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,365 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,044 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,735 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,699 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,324 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,244 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,234 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,312 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,259 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,563 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,614 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,526 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,257 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,960 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,237 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,429 |
| Capitals of the Stans | 0 | - | 4.95 | 26,927 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,605 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,278 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,438 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,910 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,788 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,783 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,530 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,304 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,523 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,273 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,191 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,648 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,874 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,412 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,440 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,752 |
| Capitals Starting With N | 0 | - | 4.80 | 51,339 |
| Capitals Starting With V | 0 | - | 4.79 | 38,303 |
| Capitals Starting With C | 0 | - | 4.78 | 98,221 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,247 |
| North American Sports Cities | 0 | - | 4.83 | 172,669 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,411 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,587 |
| Name a City - European Countries | 0 | - | 4.90 | 65,643 |
| Name a Valid World City | 0 | - | 4.84 | 71,497 |
| Cities by Former Name | 0 | - | 4.83 | 91,741 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,800 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,605 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,669 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,505 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,383 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,428 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,265 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,503 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,953 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,177 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,437 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,795 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,050 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,451 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,223 |
| Capital City Etymologies | 0 | - | 4.77 | 63,402 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,943 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,091 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,961 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,206 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,631 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,988 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,233 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,544 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,417 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,118 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,967 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,428 |
| Boundary Waters | 0 | - | 4.92 | 88,595 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,268 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,300 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,774 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,643 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,609 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,881 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,548 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,548 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 47,757 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,314 |
| Ancient City to Country | 0 | - | 4.70 | 108,151 |
| Official Cities in the UK | 0 | - | 4.89 | 284,595 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,164 |
| City-States | 0 | - | 4.53 | 37,311 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,584 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,343 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,721 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 48,984 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,210 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,191 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,700 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,156 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,006 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,047 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,213 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,325 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,032 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,816 |
| The Only Country ... | 0 | - | 4.91 | 81,443 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,398 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,307 |
| Capitals by River | 0 | - | 4.55 | 48,345 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,778 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,608,357 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,315 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,451 |
| Cities by Airports | 0 | - | 4.45 | 101,365 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,150 |
| Cities Chain #2 | 0 | - | 4.42 | 56,436 |
| Cities Chain #1 | 0 | - | 4.61 | 66,691 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,824 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,415 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,252 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,429 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,247 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,698 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,189 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,060 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,184 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,847 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,947 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 54,044 |
| World Capitals by a Single Clue #4 | 0 | - | 4.42 | 45,499 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,299 |
| Landlocked Countries | 0 | - | 4.99 | 422,301 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 577,795 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,721 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,048 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,448 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,462 |
| Cities with the Same Name | 0 | - | 3.94 | 36,698 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,818 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,411 |
