| World Capitals Quiz | 0 | - | 5.00 | 5,048,210 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,030 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,519 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,018 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,009 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,243 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,095 |
| Countries by Capital City | 0 | - | 5.00 | 67,390 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,690 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,211 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,653 |
| Moved Capital Cities | 0 | - | 4.96 | 73,848 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,033 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,580 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,393 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,195 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,424 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,443 |
| World Capitals by Map | 0 | - | 5.00 | 284,648 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,941 |
| Capitals Starting With H | 0 | - | 4.90 | 91,682 |
| Capitals Starting With K | 0 | - | 4.85 | 75,913 |
| Capitals Starting With L | 0 | - | 4.81 | 87,105 |
| Capitals Starting With M | 0 | - | 4.93 | 106,536 |
| Capitals Starting With P | 0 | - | 4.88 | 77,411 |
| Capitals Starting With R | 0 | - | 4.87 | 81,195 |
| Capitals Starting With S | 0 | - | 4.89 | 85,039 |
| Capitals Starting With T | 0 | - | 4.84 | 75,518 |
| Capitals Starting With W | 0 | - | 4.87 | 90,828 |
| Capitals Starting With A | 0 | - | 4.97 | 126,878 |
| Capitals Starting With B | 0 | - | 4.89 | 117,576 |
| Capitals Starting With D | 0 | - | 4.93 | 95,659 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,299 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,720 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,616 |
| Random Country to Capital | 0 | - | 4.98 | 914,639 |
| Former Capitals | 0 | - | 4.88 | 71,264 |
| Europe Capital to Country | 0 | - | 4.99 | 248,769 |
| Asia Capital to Country | 0 | - | 4.96 | 126,122 |
| Capital Cities Chain | 0 | - | 4.84 | 82,206 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,053 |
| European Capitals by Map | 0 | - | 4.99 | 137,569 |
| African Capitals by Map | 0 | - | 4.99 | 132,772 |
| Coldest World Capitals | 0 | - | 4.95 | 133,199 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,684 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,560 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,931 |
| European Coastal Capitals | 0 | - | 4.95 | 90,064 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,339 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,119 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,679 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,564 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,095 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,312 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,184 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,765 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 79,460 |
| Top Five Capitals By Category #2 | 0 | - | 4.75 | 63,651 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,769 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,085 |
| Capitals of the Stans | 0 | - | 4.95 | 26,587 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,401 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,264 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,955 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,078 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,946 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,666 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,539 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,466 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,406 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,814 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,900 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,886 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,783 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,126 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,116 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,734 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,737 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,968 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,701 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,156 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,079 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,069 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,502 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,573 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,271 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,402 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,035 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,670 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,737 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,567 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,900 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,911 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,887 |
| Capitals Starting With N | 0 | - | 4.80 | 50,541 |
| Capitals Starting With V | 0 | - | 4.79 | 37,753 |
| Capitals Starting With C | 0 | - | 4.78 | 96,911 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,388 |
| North American Sports Cities | 0 | - | 4.83 | 171,340 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,026 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,006 |
| Name a City - European Countries | 0 | - | 4.91 | 64,786 |
| Cities by Former Name | 0 | - | 4.84 | 91,228 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,192 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,074 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,711 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,074 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,854 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,338 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,096 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,408 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,102 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,638 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,123 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,363 |
| World Capitals on an Empty Map | 0 | - | 4.70 | 53,752 |
| Capital City Etymologies | 0 | - | 4.77 | 63,119 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,118 |
| Boundary Waters | 0 | - | 4.92 | 88,204 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,944 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,617 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,764 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,087 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,001 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,420 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,031 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,503 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,825 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,381 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,055 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,518 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,894 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,478 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,788 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,179 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,661 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,472 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,405 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,606 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,123 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,564 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,565 |
| Ancient City to Country | 0 | - | 4.70 | 107,777 |
| City-States | 0 | - | 4.53 | 37,169 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,938 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,573 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,113 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,059 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,025 |
| One-Syllable World Capital Cities | 0 | - | 4.38 | 47,864 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,985 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,089 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,273 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,879 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 234,222 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 485,850 |
| Official Cities in the UK | 0 | - | 4.89 | 281,830 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,308 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,646 |
| The Only Country ... | 0 | - | 4.91 | 80,387 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,135,641 |
| Landlocked Countries | 0 | - | 4.99 | 416,301 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 560,883 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,229 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 93,932 |
| Capitals by River | 0 | - | 4.55 | 48,263 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,405 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,346 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,305 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,236 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,496 |
| Cities with the Same Name | 0 | - | 3.94 | 36,646 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,786 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,083 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,643 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,372 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,960 |
| Cities by Airports | 0 | - | 4.49 | 88,485 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,571 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,316 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,390 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,741 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,644 |
| Cities Chain #2 | 0 | - | 4.42 | 56,243 |
| Cities Chain #1 | 0 | - | 4.61 | 66,465 |
| World's Biggest Financial Centers | 0 | - | 4.52 | 53,989 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,061 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,582 |
| Cities by Initials | 0 | - | 4.12 | 24,526 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,102 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,988 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,951 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,851 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,366 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,071 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,206 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,212 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,940 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,692 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,771 |
