| World Capitals Quiz | 0 | - | 5.00 | 5,056,272 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,094 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,741 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,137 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,162 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,755 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,354 |
| Countries by Capital City | 0 | - | 5.00 | 67,681 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,853 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,344 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,821 |
| Moved Capital Cities | 0 | - | 4.96 | 73,956 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,279 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,168 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,528 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,268 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,495 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,697 |
| World Capitals by Map | 0 | - | 5.00 | 285,157 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,052 |
| Capitals Starting With H | 0 | - | 4.90 | 91,841 |
| Capitals Starting With K | 0 | - | 4.85 | 76,032 |
| Capitals Starting With L | 0 | - | 4.81 | 87,252 |
| Capitals Starting With M | 0 | - | 4.93 | 106,735 |
| Capitals Starting With P | 0 | - | 4.88 | 77,537 |
| Capitals Starting With R | 0 | - | 4.87 | 81,305 |
| Capitals Starting With S | 0 | - | 4.89 | 85,164 |
| Capitals Starting With T | 0 | - | 4.84 | 75,646 |
| Capitals Starting With W | 0 | - | 4.87 | 90,924 |
| Capitals Starting With A | 0 | - | 4.97 | 127,078 |
| Capitals Starting With B | 0 | - | 4.89 | 117,738 |
| Capitals Starting With D | 0 | - | 4.93 | 95,812 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,615 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,108 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,971 |
| Random Country to Capital | 0 | - | 4.98 | 916,470 |
| Former Capitals | 0 | - | 4.88 | 71,323 |
| Europe Capital to Country | 0 | - | 4.99 | 249,233 |
| Asia Capital to Country | 0 | - | 4.96 | 126,318 |
| Capital Cities Chain | 0 | - | 4.84 | 82,352 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,373 |
| European Capitals by Map | 0 | - | 4.99 | 138,137 |
| African Capitals by Map | 0 | - | 4.99 | 133,033 |
| Coldest World Capitals | 0 | - | 4.95 | 133,266 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,860 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,740 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,104 |
| European Coastal Capitals | 0 | - | 4.95 | 90,242 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,412 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,657 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,199 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,660 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,262 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,529 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,513 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,206 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,817 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 80,184 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,380 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,862 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,101 |
| Capitals of the Stans | 0 | - | 4.95 | 26,670 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,638 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,333 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,816 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,651 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,120 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,810 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,812 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,599 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,536 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,006 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,998 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,965 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,953 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,230 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,219 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,826 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,991 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,085 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,812 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,235 |
| 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 | 17,647 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,302 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,413 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,291 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,695 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,083 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,852 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,079 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,050 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,980 |
| Capitals Starting With N | 0 | - | 4.80 | 50,643 |
| Capitals Starting With V | 0 | - | 4.79 | 37,845 |
| Capitals Starting With C | 0 | - | 4.78 | 97,130 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,411 |
| North American Sports Cities | 0 | - | 4.83 | 171,582 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,093 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,129 |
| Name a City - European Countries | 0 | - | 4.91 | 65,033 |
| Cities by Former Name | 0 | - | 4.84 | 91,339 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,210 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,195 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,760 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,098 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,058 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,402 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,218 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,652 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,163 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,840 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,290 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,382 |
| World Capitals on an Empty Map | 0 | - | 4.70 | 53,876 |
| Capital City Etymologies | 0 | - | 4.77 | 63,184 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,141 |
| Boundary Waters | 0 | - | 4.92 | 88,316 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,033 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,766 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,975 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,233 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,155 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,461 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,240 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,656 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,203 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,647 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,238 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,611 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,931 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,564 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,850 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,353 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,711 |
| 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 | 44,632 |
| 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 | 220,724 |
| Ancient City to Country | 0 | - | 4.70 | 107,854 |
| City-States | 0 | - | 4.53 | 37,202 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,028 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,600 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,135 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,204 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,058 |
| One-Syllable World Capital Cities | 0 | - | 4.38 | 47,885 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,996 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,118 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,285 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,903 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 234,613 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,482 |
| Official Cities in the UK | 0 | - | 4.89 | 282,562 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,448 |
| The Only Country ... | 0 | - | 4.91 | 80,603 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,238,325 |
| Landlocked Countries | 0 | - | 4.99 | 417,551 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 564,593 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,270 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,016 |
| Capitals by River | 0 | - | 4.55 | 48,282 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,500 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,441 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,479 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,460 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,699 |
| Cities with the Same Name | 0 | - | 3.94 | 36,653 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,792 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,123 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,801 |
| 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 | 88,587 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,596 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,415 |
| 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 | 66,719 |
| Cities Chain #2 | 0 | - | 4.42 | 56,286 |
| Cities Chain #1 | 0 | - | 4.61 | 66,525 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 54,567 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,079 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,802 |
| 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 | 146,549 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,239 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,867 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,447 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,099 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,383 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,253 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,989 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,727 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,344 |
