| World Capitals Quiz | 0 | - | 5.00 | 5,056,569 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,206 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,748 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,144 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,164 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,768 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,362 |
| Countries by Capital City | 0 | - | 5.00 | 67,688 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,858 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,346 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,827 |
| Moved Capital Cities | 0 | - | 4.96 | 73,957 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,281 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,185 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,532 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,270 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,503 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,702 |
| World Capitals by Map | 0 | - | 5.00 | 285,171 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,059 |
| Capitals Starting With H | 0 | - | 4.90 | 91,843 |
| Capitals Starting With K | 0 | - | 4.85 | 76,034 |
| Capitals Starting With L | 0 | - | 4.81 | 87,256 |
| Capitals Starting With M | 0 | - | 4.93 | 106,740 |
| Capitals Starting With P | 0 | - | 4.88 | 77,538 |
| Capitals Starting With R | 0 | - | 4.87 | 81,306 |
| Capitals Starting With S | 0 | - | 4.89 | 85,167 |
| Capitals Starting With T | 0 | - | 4.84 | 75,647 |
| Capitals Starting With W | 0 | - | 4.87 | 90,926 |
| Capitals Starting With A | 0 | - | 4.97 | 127,082 |
| Capitals Starting With B | 0 | - | 4.89 | 117,740 |
| Capitals Starting With D | 0 | - | 4.93 | 95,816 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,649 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,138 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,037 |
| Random Country to Capital | 0 | - | 4.98 | 916,525 |
| Former Capitals | 0 | - | 4.88 | 71,329 |
| Europe Capital to Country | 0 | - | 4.99 | 249,248 |
| Asia Capital to Country | 0 | - | 4.96 | 126,325 |
| Capital Cities Chain | 0 | - | 4.84 | 82,356 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,385 |
| European Capitals by Map | 0 | - | 4.99 | 138,160 |
| African Capitals by Map | 0 | - | 4.99 | 133,047 |
| Coldest World Capitals | 0 | - | 4.95 | 133,279 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,872 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,747 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,111 |
| European Coastal Capitals | 0 | - | 4.95 | 90,248 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,416 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,678 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,211 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,661 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,269 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,536 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,514 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,206 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,818 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 80,193 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,392 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,867 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,105 |
| Capitals of the Stans | 0 | - | 4.95 | 26,672 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,649 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,336 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,837 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,664 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,121 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,812 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,820 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,601 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,538 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,012 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,001 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,971 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,957 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,234 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,220 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,831 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,000 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,088 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,817 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,236 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,132 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,092 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,537 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,648 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,304 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,413 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,300 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,696 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,106 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,856 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,086 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,056 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,981 |
| Capitals Starting With N | 0 | - | 4.80 | 50,648 |
| Capitals Starting With V | 0 | - | 4.79 | 37,846 |
| Capitals Starting With C | 0 | - | 4.78 | 97,134 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,411 |
| North American Sports Cities | 0 | - | 4.83 | 171,588 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,096 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,135 |
| Name a City - European Countries | 0 | - | 4.91 | 65,047 |
| Cities by Former Name | 0 | - | 4.84 | 91,343 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,212 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,199 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,762 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,099 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,061 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,402 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,224 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,661 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,165 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,843 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,292 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,383 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,880 |
| Capital City Etymologies | 0 | - | 4.77 | 63,186 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,142 |
| Boundary Waters | 0 | - | 4.92 | 88,319 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,033 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,769 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,984 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,241 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,160 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,462 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,247 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,660 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,215 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,653 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,264 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,615 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,932 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,566 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,851 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,360 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,715 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,487 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,432 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,633 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,129 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,730 |
| Ancient City to Country | 0 | - | 4.70 | 107,861 |
| City-States | 0 | - | 4.53 | 37,202 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,029 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,601 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,137 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,210 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,060 |
| One-Syllable World Capital Cities | 0 | - | 4.38 | 47,886 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,996 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,119 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,285 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,904 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 234,623 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,492 |
| Official Cities in the UK | 0 | - | 4.89 | 282,572 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,459 |
| The Only Country ... | 0 | - | 4.91 | 80,608 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,241,715 |
| Landlocked Countries | 0 | - | 4.99 | 417,588 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 564,708 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,271 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,021 |
| Capitals by River | 0 | - | 4.55 | 48,283 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,505 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,442 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,482 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,468 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,702 |
| Cities with the Same Name | 0 | - | 3.94 | 36,654 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,792 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,124 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,811 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,380 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,970 |
| Cities by Airports | 0 | - | 4.49 | 88,590 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,596 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,419 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,404 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,753 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,721 |
| Cities Chain #2 | 0 | - | 4.42 | 56,287 |
| Cities Chain #1 | 0 | - | 4.61 | 66,528 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 56,529 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,079 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,806 |
| Cities by Initials | 0 | - | 4.12 | 24,540 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,142 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,565 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,253 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,868 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,448 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,099 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,392 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,256 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,992 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,729 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,364 |
