| World Capitals Quiz | 0 | - | 5.00 | 5,081,676 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,589,875 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,475 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,519 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,637 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,441 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,248 |
| Countries by Capital City | 0 | - | 5.00 | 68,572 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,324 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,780 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,355 |
| Moved Capital Cities | 0 | - | 4.96 | 74,312 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,622 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,964 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,521 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,024 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,461 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,736 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,354 |
| World Capitals by Map | 0 | - | 5.00 | 287,267 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,430 |
| Capitals Starting With H | 0 | - | 4.91 | 92,688 |
| Capitals Starting With K | 0 | - | 4.88 | 83,734 |
| Capitals Starting With L | 0 | - | 4.81 | 88,217 |
| Capitals Starting With M | 0 | - | 4.93 | 108,013 |
| Capitals Starting With P | 0 | - | 4.88 | 78,322 |
| Capitals Starting With R | 0 | - | 4.87 | 81,957 |
| Capitals Starting With S | 0 | - | 4.90 | 85,926 |
| Capitals Starting With T | 0 | - | 4.84 | 76,280 |
| Capitals Starting With W | 0 | - | 4.87 | 91,380 |
| Capitals Starting With A | 0 | - | 4.97 | 128,237 |
| Capitals Starting With B | 0 | - | 4.89 | 118,670 |
| Capitals Starting With D | 0 | - | 4.93 | 96,598 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,224 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,321 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,908 |
| Random Country to Capital | 0 | - | 4.98 | 922,336 |
| Former Capitals | 0 | - | 4.88 | 71,506 |
| Europe Capital to Country | 0 | - | 4.99 | 250,748 |
| Asia Capital to Country | 0 | - | 4.96 | 126,817 |
| Capital Cities Chain | 0 | - | 4.83 | 82,899 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,136 |
| European Capitals by Map | 0 | - | 4.99 | 139,796 |
| African Capitals by Map | 0 | - | 4.99 | 134,089 |
| Coldest World Capitals | 0 | - | 4.95 | 133,635 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,600 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,250 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,582 |
| European Coastal Capitals | 0 | - | 4.95 | 90,765 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,653 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,658 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,406 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,901 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,720 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,071 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,557 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,249 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,972 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,170 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,164 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,193 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,293 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,222 |
| Capitals of the Stans | 0 | - | 4.95 | 26,901 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,396 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,585 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,257 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,416 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,658 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,172 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,473 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,979 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,721 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,610 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,265 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,234 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,528 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,561 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,494 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,198 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,838 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,378 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,214 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,510 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,253 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,175 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,633 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,847 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,368 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,436 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,326 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,741 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,825 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,627 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,704 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,475 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,268 |
| Capitals Starting With N | 0 | - | 4.80 | 51,306 |
| Capitals Starting With V | 0 | - | 4.79 | 38,273 |
| Capitals Starting With C | 0 | - | 4.78 | 98,148 |
| North American Sports Cities | 0 | - | 4.83 | 172,588 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,375 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,510 |
| Name a City - European Countries | 0 | - | 4.90 | 65,560 |
| Cities by Former Name | 0 | - | 4.83 | 91,677 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,254 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,456 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,926 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,168 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,696 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,577 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,627 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,397 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,349 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,362 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,741 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,447 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,163 |
| Capital City Etymologies | 0 | - | 4.77 | 63,372 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,198 |
| Boundary Waters | 0 | - | 4.92 | 88,549 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,229 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,234 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,664 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,574 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,537 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,605 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,906 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,127 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,413 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,335 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,040 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,912 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,034 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,908 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,064 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,884 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,855 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,542 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,536 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 47,498 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,161 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,578 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,084 |
| Ancient City to Country | 0 | - | 4.70 | 108,113 |
| City-States | 0 | - | 4.53 | 37,296 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,188 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,708 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,204 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,632 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,144 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,993 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,040 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,198 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,321 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,024 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,585 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,124 |
| Official Cities in the UK | 0 | - | 4.89 | 284,349 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,933 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,141 |
| The Only Country ... | 0 | - | 4.91 | 81,339 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,560,221 |
| Landlocked Countries | 0 | - | 4.99 | 421,689 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 576,025 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,378 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,283 |
| Capitals by River | 0 | - | 4.55 | 48,340 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,725 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,694 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,990 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,370 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,376 |
| Cities with the Same Name | 0 | - | 3.94 | 36,691 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,816 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,292 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,376 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,406 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,990 |
| Cities by Airports | 0 | - | 4.49 | 88,802 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,632 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,653 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,492 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,856 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,104 |
| Cities Chain #2 | 0 | - | 4.42 | 56,419 |
| Cities Chain #1 | 0 | - | 4.61 | 66,671 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,667 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,125 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,337 |
| Cities by Initials | 0 | - | 4.12 | 24,583 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,237 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,009 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,126 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,926 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,663 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,182 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,956 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,376 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,156 |
