| World Capitals Quiz | 0 | - | 5.00 | 5,117,776 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,775 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,305 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,674 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,157 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,431 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,575 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,527 |
| Countries by Capital City | 0 | - | 5.00 | 69,757 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,257 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,424 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 85,032 |
| Moved Capital Cities | 0 | - | 4.96 | 74,774 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,890 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,698 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,795 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,638 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,073 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 70,031 |
| World Capitals by Map | 0 | - | 5.00 | 290,239 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,988 |
| Capitals Starting With H | 0 | - | 4.91 | 93,505 |
| Capitals Starting With K | 0 | - | 4.89 | 84,562 |
| Capitals Starting With L | 0 | - | 4.81 | 96,171 |
| Capitals Starting With M | 0 | - | 4.94 | 109,458 |
| Capitals Starting With P | 0 | - | 4.88 | 79,181 |
| Capitals Starting With R | 0 | - | 4.89 | 82,652 |
| Capitals Starting With S | 0 | - | 4.90 | 86,750 |
| Capitals Starting With T | 0 | - | 4.86 | 76,994 |
| Capitals Starting With W | 0 | - | 4.87 | 91,827 |
| Capitals Starting With A | 0 | - | 4.97 | 129,364 |
| Capitals Starting With B | 0 | - | 4.89 | 119,721 |
| Capitals Starting With D | 0 | - | 4.94 | 97,367 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,595 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,541 |
| Random Capital to Country | 0 | - | 4.99 | 2,605,429 |
| Random Country to Capital | 0 | - | 4.98 | 931,049 |
| Former Capitals | 0 | - | 4.88 | 71,751 |
| Europe Capital to Country | 0 | - | 4.99 | 252,745 |
| Asia Capital to Country | 0 | - | 4.96 | 127,758 |
| Capital Cities Chain | 0 | - | 4.84 | 83,592 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,406 |
| European Capitals by Map | 0 | - | 4.99 | 142,757 |
| African Capitals by Map | 0 | - | 4.99 | 142,743 |
| Coldest World Capitals | 0 | - | 4.95 | 134,373 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,186 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,208 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,457 |
| European Coastal Capitals | 0 | - | 4.95 | 91,562 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,302 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,545 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,899 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,273 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,794 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,602 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,607 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,972 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,300 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,265 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,961 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,867 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,416 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,770 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,416 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,849 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,543 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,922 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,618 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,293 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,857 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,699 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,717 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,602 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,116 |
| Flags to Capitals #1 | 0 | - | 4.96 | 61,652 |
| Flags to Capitals #2 | 0 | - | 4.95 | 45,097 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,754 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,259 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,347 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,870 |
| Capitals of the Stans | 0 | - | 4.95 | 27,269 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,604 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,879 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,620 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,189 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,115 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,624 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,063 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,738 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,703 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,425 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,303 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,769 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,143 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,512 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,476 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,843 |
| Capitals Starting With N | 0 | - | 4.80 | 52,045 |
| Capitals Starting With V | 0 | - | 4.80 | 38,758 |
| Capitals Starting With C | 0 | - | 4.78 | 99,245 |
| North American Sports Cities | 0 | - | 4.82 | 173,362 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,620 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,111 |
| Name a City - European Countries | 0 | - | 4.89 | 66,472 |
| Name a Valid World City | 0 | - | 4.85 | 72,201 |
| Cities by Former Name | 0 | - | 4.83 | 92,229 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,759 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,966 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,217 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,434 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,735 |
| European Capitals by Airport Code | 0 | - | 4.93 | 37,042 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,350 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,826 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,171 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,249 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,035 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,796 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,228 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,508 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,688 |
| Capital City Etymologies | 0 | - | 4.77 | 63,599 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,387 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,475 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,622 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,291 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,860 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,946 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,851 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,766 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,140 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 216,949 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,450 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,886 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,751 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,479 |
| Flags to Languages | 0 | - | 4.95 | 174,872 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,294 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,609 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 747,086 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 492,851 |
| Boundary Waters | 0 | - | 4.92 | 88,876 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,493 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,918 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,655 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,115 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,129 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,070 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,606 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,662 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,428 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,868 |
| Ancient City to Country | 0 | - | 4.72 | 108,424 |
| Official Cities in the UK | 0 | - | 4.89 | 287,119 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,219 |
| City-States | 0 | - | 4.53 | 37,446 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,617 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,570 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,869 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,526 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,315 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,640 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,316 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,369 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,701 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,126 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,111 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,310 |
| Capital Cities Nearest to Islands | 0 | - | 4.57 | 13,382 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,265 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 237,148 |
| The Only Country ... | 0 | - | 4.91 | 82,140 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,560 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,666 |
| Capitals by River | 0 | - | 4.55 | 48,413 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 62,156 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,014,714 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,545 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 121,038 |
| Cities by Airports | 0 | - | 4.48 | 104,201 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,536 |
| Cities Chain #2 | 0 | - | 4.42 | 56,559 |
| Cities Chain #1 | 0 | - | 4.61 | 66,885 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 74,197 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,188 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,403 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,101 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,412 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,234 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,298 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,558 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,382 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,991 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,066 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 54,162 |
| World Capitals by a Single Clue #4 | 0 | - | 4.42 | 45,678 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,429 |
| Landlocked Countries | 0 | - | 4.99 | 427,815 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,977 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 593,462 |
