| World Capitals Quiz | 0 | - | 5.00 | 5,079,864 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,589,026 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,437 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,493 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,606 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,369 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,188 |
| Countries by Capital City | 0 | - | 5.00 | 68,497 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,278 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,752 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,322 |
| Moved Capital Cities | 0 | - | 4.96 | 74,286 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,610 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,833 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,509 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,985 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,444 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,716 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,319 |
| World Capitals by Map | 0 | - | 5.00 | 287,135 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,404 |
| Capitals Starting With H | 0 | - | 4.91 | 92,663 |
| Capitals Starting With K | 0 | - | 4.88 | 83,695 |
| Capitals Starting With L | 0 | - | 4.81 | 88,193 |
| Capitals Starting With M | 0 | - | 4.93 | 107,973 |
| Capitals Starting With P | 0 | - | 4.88 | 78,298 |
| Capitals Starting With R | 0 | - | 4.87 | 81,934 |
| Capitals Starting With S | 0 | - | 4.90 | 85,899 |
| Capitals Starting With T | 0 | - | 4.85 | 76,249 |
| Capitals Starting With W | 0 | - | 4.87 | 91,364 |
| Capitals Starting With A | 0 | - | 4.97 | 128,205 |
| Capitals Starting With B | 0 | - | 4.89 | 118,634 |
| Capitals Starting With D | 0 | - | 4.93 | 96,561 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,819 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,042 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,243 |
| Random Country to Capital | 0 | - | 4.98 | 921,811 |
| Former Capitals | 0 | - | 4.88 | 71,498 |
| Europe Capital to Country | 0 | - | 4.99 | 250,645 |
| Asia Capital to Country | 0 | - | 4.96 | 126,769 |
| Capital Cities Chain | 0 | - | 4.83 | 82,853 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,064 |
| European Capitals by Map | 0 | - | 4.99 | 139,667 |
| African Capitals by Map | 0 | - | 4.99 | 134,052 |
| Coldest World Capitals | 0 | - | 4.95 | 133,614 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,560 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,210 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,547 |
| European Coastal Capitals | 0 | - | 4.95 | 90,725 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,635 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,500 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,312 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,885 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,684 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,026 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,553 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,246 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,959 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,098 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,122 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,166 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,271 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,211 |
| Capitals of the Stans | 0 | - | 4.95 | 26,884 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,345 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,573 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,070 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,268 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,591 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,136 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,429 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,940 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,706 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,563 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,243 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,216 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,488 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,537 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,478 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,150 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,772 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,356 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,192 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,505 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,239 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,168 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,623 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,832 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,363 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,434 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,246 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,735 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,764 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,567 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,653 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,440 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,240 |
| Capitals Starting With N | 0 | - | 4.80 | 51,284 |
| Capitals Starting With V | 0 | - | 4.79 | 38,257 |
| Capitals Starting With C | 0 | - | 4.79 | 98,097 |
| North American Sports Cities | 0 | - | 4.83 | 172,537 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,367 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,481 |
| Name a City - European Countries | 0 | - | 4.90 | 65,513 |
| Cities by Former Name | 0 | - | 4.83 | 91,647 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,251 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,439 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,917 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,165 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,637 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,565 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,593 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,323 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,330 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,321 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,714 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,444 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,137 |
| Capital City Etymologies | 0 | - | 4.77 | 63,355 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,192 |
| Boundary Waters | 0 | - | 4.92 | 88,520 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,218 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,199 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,608 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,541 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,508 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,593 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,846 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,089 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,331 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,276 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,005 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,892 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,027 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,895 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,040 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,849 |
| 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 | 95,530 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 47,292 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,157 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,577 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,052 |
| Ancient City to Country | 0 | - | 4.70 | 108,100 |
| City-States | 0 | - | 4.53 | 37,289 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,176 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,700 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,201 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,600 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,135 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,984 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,037 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,195 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,318 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,014 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,452 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,962 |
| Official Cities in the UK | 0 | - | 4.89 | 284,230 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,895 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,110 |
| The Only Country ... | 0 | - | 4.91 | 81,292 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,535,757 |
| Landlocked Countries | 0 | - | 4.99 | 421,398 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 575,122 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,369 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,260 |
| Capitals by River | 0 | - | 4.55 | 48,330 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,700 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,676 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,963 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,316 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,324 |
| Cities with the Same Name | 0 | - | 3.94 | 36,687 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,813 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,277 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,333 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,402 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,987 |
| Cities by Airports | 0 | - | 4.49 | 88,785 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,628 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,640 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,462 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,803 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,082 |
| Cities Chain #2 | 0 | - | 4.42 | 56,414 |
| Cities Chain #1 | 0 | - | 4.61 | 66,659 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,584 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,119 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,288 |
| Cities by Initials | 0 | - | 4.12 | 24,582 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,228 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,763 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,052 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,922 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,646 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,175 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,908 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,370 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,147 |
