| World Capitals Quiz | 0 | - | 5.00 | 5,082,593 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,242 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,507 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,528 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,654 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,462 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,267 |
| Countries by Capital City | 0 | - | 5.00 | 68,596 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,352 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,793 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,375 |
| Moved Capital Cities | 0 | - | 4.96 | 74,326 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,624 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,035 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,526 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,041 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,469 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,742 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,372 |
| World Capitals by Map | 0 | - | 5.00 | 287,331 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,445 |
| Capitals Starting With H | 0 | - | 4.91 | 92,703 |
| Capitals Starting With K | 0 | - | 4.88 | 83,746 |
| Capitals Starting With L | 0 | - | 4.81 | 88,232 |
| Capitals Starting With M | 0 | - | 4.93 | 108,033 |
| Capitals Starting With P | 0 | - | 4.88 | 78,330 |
| Capitals Starting With R | 0 | - | 4.87 | 81,965 |
| Capitals Starting With S | 0 | - | 4.90 | 85,937 |
| Capitals Starting With T | 0 | - | 4.84 | 76,291 |
| Capitals Starting With W | 0 | - | 4.87 | 91,385 |
| Capitals Starting With A | 0 | - | 4.97 | 128,264 |
| Capitals Starting With B | 0 | - | 4.89 | 118,683 |
| Capitals Starting With D | 0 | - | 4.93 | 96,608 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,499 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,481 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,213 |
| Random Country to Capital | 0 | - | 4.98 | 922,534 |
| Former Capitals | 0 | - | 4.88 | 71,512 |
| Europe Capital to Country | 0 | - | 4.99 | 250,803 |
| Asia Capital to Country | 0 | - | 4.96 | 126,838 |
| Capital Cities Chain | 0 | - | 4.83 | 82,915 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,161 |
| European Capitals by Map | 0 | - | 4.99 | 139,872 |
| African Capitals by Map | 0 | - | 4.99 | 134,112 |
| Coldest World Capitals | 0 | - | 4.95 | 133,645 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,606 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,270 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,599 |
| European Coastal Capitals | 0 | - | 4.95 | 90,778 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,658 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,736 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,464 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,907 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,742 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,090 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,560 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,250 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,973 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,207 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,188 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,203 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,318 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,223 |
| Capitals of the Stans | 0 | - | 4.95 | 26,904 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,419 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,597 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,369 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,506 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,686 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,190 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,494 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,002 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,725 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,639 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,275 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,240 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,535 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,578 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,505 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,219 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,881 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,389 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,225 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,516 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,260 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,179 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,635 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,853 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,370 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,437 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,356 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,744 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,856 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,662 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,727 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,489 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,279 |
| Capitals Starting With N | 0 | - | 4.80 | 51,313 |
| Capitals Starting With V | 0 | - | 4.79 | 38,279 |
| Capitals Starting With C | 0 | - | 4.78 | 98,163 |
| North American Sports Cities | 0 | - | 4.83 | 172,614 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,380 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,527 |
| Name a City - European Countries | 0 | - | 4.90 | 65,582 |
| Cities by Former Name | 0 | - | 4.83 | 91,698 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,255 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,473 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,936 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,171 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,733 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,584 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,639 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,431 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,359 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,388 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,757 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,449 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,181 |
| Capital City Etymologies | 0 | - | 4.77 | 63,383 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,199 |
| Boundary Waters | 0 | - | 4.92 | 88,564 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,241 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,256 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,689 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,588 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,556 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,614 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,920 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,156 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,455 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,351 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,066 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,922 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,039 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,920 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,068 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,899 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,861 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,544 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,542 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 47,573 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,162 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,579 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,099 |
| Ancient City to Country | 0 | - | 4.70 | 108,127 |
| City-States | 0 | - | 4.53 | 37,303 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,192 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,714 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,205 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,655 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,146 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,995 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,042 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,203 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,322 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,027 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,685 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,185 |
| Official Cities in the UK | 0 | - | 4.89 | 284,416 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,943 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,158 |
| The Only Country ... | 0 | - | 4.91 | 81,362 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,573,933 |
| Landlocked Countries | 0 | - | 4.99 | 421,853 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 576,517 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,387 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,291 |
| Capitals by River | 0 | - | 4.55 | 48,341 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,734 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,701 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,007 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,397 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,404 |
| Cities with the Same Name | 0 | - | 3.94 | 36,694 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,816 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,298 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,406 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,407 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,991 |
| Cities by Airports | 0 | - | 4.49 | 88,820 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,635 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,663 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,495 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,863 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,119 |
| Cities Chain #2 | 0 | - | 4.42 | 56,424 |
| Cities Chain #1 | 0 | - | 4.61 | 66,676 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,712 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,128 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,358 |
| Cities by Initials | 0 | - | 4.12 | 24,585 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,239 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,135 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,159 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,926 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,676 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,182 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,976 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,384 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,164 |
