| World Capitals Quiz | 0 | - | 5.00 | 5,063,761 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,936 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,866 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,973 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,248 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,282 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,977 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,647 |
| Countries by Capital City | 0 | - | 5.00 | 67,936 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,976 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,471 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,979 |
| Moved Capital Cities | 0 | - | 4.96 | 74,067 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,671 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,737 |
| North American Sports Cities | 0 | - | 4.83 | 171,766 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,257 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,254 |
| Cities by Former Name | 0 | - | 4.83 | 91,433 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,332 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,581 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,911 |
| World Capitals by Map | 0 | - | 5.00 | 285,655 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,169 |
| Capitals Starting With H | 0 | - | 4.91 | 92,200 |
| Capitals Starting With K | 0 | - | 4.87 | 81,516 |
| Capitals Starting With L | 0 | - | 4.81 | 87,692 |
| Capitals Starting With M | 0 | - | 4.93 | 107,282 |
| Capitals Starting With P | 0 | - | 4.88 | 77,880 |
| Capitals Starting With R | 0 | - | 4.87 | 81,540 |
| Capitals Starting With S | 0 | - | 4.90 | 85,477 |
| Capitals Starting With T | 0 | - | 4.85 | 75,910 |
| Capitals Starting With W | 0 | - | 4.87 | 91,099 |
| Capitals Starting With A | 0 | - | 4.97 | 127,501 |
| Capitals Starting With B | 0 | - | 4.89 | 118,121 |
| Capitals Starting With D | 0 | - | 4.93 | 96,120 |
| Countries by National Anthem | 0 | - | 4.93 | 71,184 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,985 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,131 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,209 |
| Random Country to Capital | 0 | - | 4.98 | 918,485 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,291 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,809 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,119 |
| Cities with the Most Opera Performances | 0 | - | 4.63 | 41,326 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,974 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,514 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,428 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,793 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,624 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,837 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,704 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,701 |
| Former Capitals | 0 | - | 4.88 | 71,382 |
| Europe Capital to Country | 0 | - | 4.99 | 249,599 |
| Asia Capital to Country | 0 | - | 4.96 | 126,486 |
| Capital Cities Chain | 0 | - | 4.83 | 82,506 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,606 |
| European Capitals by Map | 0 | - | 4.99 | 138,623 |
| African Capitals by Map | 0 | - | 4.99 | 133,395 |
| Coldest World Capitals | 0 | - | 4.95 | 133,468 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,086 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,896 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,249 |
| European Coastal Capitals | 0 | - | 4.95 | 90,396 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,507 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,208 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,584 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,749 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,403 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,696 |
| Cities of Origin - American Popular Music | 0 | - | 4.04 | 9,451 |
| Boundary Waters | 0 | - | 4.92 | 88,379 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,084 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,914 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,750 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,508 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,459 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,661 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,843 |
| Ancient City to Country | 0 | - | 4.70 | 107,938 |
| Official Cities in the UK | 0 | - | 4.89 | 283,115 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,136 |
| City-States | 0 | - | 4.53 | 37,229 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,080 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,622 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,634 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,083 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,457 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,214 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,855 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,494 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,131 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,253 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,899 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,003 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,528 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,710 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,606 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,198 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,500 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,751 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,954 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,081 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,077 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,107 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,312 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,296 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,945 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,301 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,154 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,188 |
| The Only Country ... | 0 | - | 4.91 | 80,792 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,334,618 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,170 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,948 |
| Cities by Airports | 0 | - | 4.49 | 88,648 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,809 |
| Cities Chain #2 | 0 | - | 4.42 | 56,319 |
| Cities Chain #1 | 0 | - | 4.61 | 66,574 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,179 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,948 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,173 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,062 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,513 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,505 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,559 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,907 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,118 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,320 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,749 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,339 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,098 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,164 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,058 |
| Capitals Starting With N | 0 | - | 4.80 | 50,930 |
| Capitals Starting With V | 0 | - | 4.79 | 37,996 |
| Capitals Starting With C | 0 | - | 4.79 | 97,530 |
| Landlocked Countries | 0 | - | 4.99 | 418,944 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,499 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,625 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,676 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,903 |
| Cities with the Same Name | 0 | - | 3.94 | 36,669 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,799 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,390 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,980 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,609 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,487 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,421 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,764 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,091 |
| Cities by Initials | 0 | - | 4.12 | 24,556 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,290 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,290 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,170 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,562 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,699 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,217 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,445 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,418 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,556 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,710 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,339 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,877 |
| Random European Capital to Country | 0 | - | 4.98 | 190,651 |
| Random European Country to Capital | 0 | - | 4.93 | 164,676 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,270 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,608 |
| Random African Capital to Country | 0 | - | 4.97 | 100,501 |
| Random African Country to Capital | 0 | - | 4.94 | 71,099 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,841 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,001 |
| Himalayan Countries | 0 | - | 4.94 | 137,427 |
| Andean Countries | 0 | - | 4.95 | 83,941 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,231 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,656 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,832 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,352 |
| Danube Countries | 0 | - | 4.97 | 71,666 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,553 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,057 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,656 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,735 |
| European Landlocked Countries | 0 | - | 4.99 | 146,778 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,141 |
| Countries with the Most Species | 0 | - | 4.99 | 102,908 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,270 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,432 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,588 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,303 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,994 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,365 |
| Countries in the Alps | 0 | - | 4.87 | 117,688 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,135 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,366 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,422 |
