| World Capitals Quiz | 0 | - | 5.00 | 5,083,005 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,362 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,519 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,537 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,664 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,470 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,284 |
| Countries by Capital City | 0 | - | 5.00 | 68,609 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,359 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,392 |
| Moved Capital Cities | 0 | - | 4.96 | 74,332 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,626 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,072 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,529 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,047 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,474 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,747 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,383 |
| World Capitals by Map | 0 | - | 5.00 | 287,367 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,453 |
| Capitals Starting With H | 0 | - | 4.91 | 92,710 |
| Capitals Starting With K | 0 | - | 4.88 | 83,757 |
| Capitals Starting With L | 0 | - | 4.81 | 88,237 |
| Capitals Starting With M | 0 | - | 4.93 | 108,042 |
| Capitals Starting With P | 0 | - | 4.88 | 78,334 |
| Capitals Starting With R | 0 | - | 4.87 | 81,968 |
| Capitals Starting With S | 0 | - | 4.90 | 85,941 |
| Capitals Starting With T | 0 | - | 4.84 | 76,295 |
| Capitals Starting With W | 0 | - | 4.86 | 91,389 |
| Capitals Starting With A | 0 | - | 4.97 | 128,270 |
| Capitals Starting With B | 0 | - | 4.89 | 118,689 |
| Capitals Starting With D | 0 | - | 4.93 | 96,611 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,549 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,551 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,378 |
| Random Country to Capital | 0 | - | 4.98 | 922,620 |
| Former Capitals | 0 | - | 4.88 | 71,514 |
| Europe Capital to Country | 0 | - | 4.99 | 250,818 |
| Asia Capital to Country | 0 | - | 4.96 | 126,849 |
| Capital Cities Chain | 0 | - | 4.83 | 82,929 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,176 |
| European Capitals by Map | 0 | - | 4.99 | 139,896 |
| African Capitals by Map | 0 | - | 4.99 | 134,126 |
| Coldest World Capitals | 0 | - | 4.95 | 133,649 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,610 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,278 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,611 |
| European Coastal Capitals | 0 | - | 4.95 | 90,790 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,661 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,766 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,496 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,910 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,752 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,100 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,561 |
| 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 | 81,236 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,200 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,208 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,329 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,223 |
| Capitals of the Stans | 0 | - | 4.95 | 26,906 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,448 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,602 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,415 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,518 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,689 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,199 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,504 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,010 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,725 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,649 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,278 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,242 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,541 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,582 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,508 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,229 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,890 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,394 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,232 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,517 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,263 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,184 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,635 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,856 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,374 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,437 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,370 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,746 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,860 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,678 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,733 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,492 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,283 |
| Capitals Starting With N | 0 | - | 4.80 | 51,318 |
| Capitals Starting With V | 0 | - | 4.79 | 38,285 |
| Capitals Starting With C | 0 | - | 4.78 | 98,170 |
| North American Sports Cities | 0 | - | 4.83 | 172,626 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,385 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,532 |
| Name a City - European Countries | 0 | - | 4.90 | 65,592 |
| Name a Valid World City | 0 | - | 4.83 | 71,435 |
| Cities by Former Name | 0 | - | 4.83 | 91,706 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,260 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,479 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,943 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,171 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,737 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,584 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,644 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,449 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,362 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,397 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,768 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,449 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,194 |
| Capital City Etymologies | 0 | - | 4.77 | 63,386 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,200 |
| Boundary Waters | 0 | - | 4.92 | 88,568 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,247 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,261 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,701 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,597 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,570 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,617 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,935 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,171 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,469 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,364 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,074 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,924 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,041 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,932 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,073 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,906 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,863 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,545 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,543 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 47,614 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,162 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,580 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,123 |
| Ancient City to Country | 0 | - | 4.70 | 108,131 |
| City-States | 0 | - | 4.53 | 37,304 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,206 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,714 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,206 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,662 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,146 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,996 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,043 |
| 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 | 235,705 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,211 |
| Official Cities in the UK | 0 | - | 4.89 | 284,443 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,948 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,162 |
| The Only Country ... | 0 | - | 4.91 | 81,375 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,579,516 |
| Landlocked Countries | 0 | - | 4.99 | 421,929 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 576,746 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,388 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,292 |
| Capitals by River | 0 | - | 4.55 | 48,341 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,741 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,705 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,014 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,408 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,417 |
| 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 | 99,302 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,414 |
| 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 | 90,556 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,637 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,668 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,498 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,866 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,127 |
| Cities Chain #2 | 0 | - | 4.42 | 56,425 |
| Cities Chain #1 | 0 | - | 4.61 | 66,677 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,730 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,128 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,361 |
| Cities by Initials | 0 | - | 4.12 | 24,586 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,241 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,177 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,177 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,926 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,681 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,182 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,997 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,386 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,165 |
