| World Capitals Quiz | 0 | - | 5.00 | 5,108,421 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,347 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,366 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,417 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,008 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,251 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,284 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,208 |
| Countries by Capital City | 0 | - | 5.00 | 69,464 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,900 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,264 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,849 |
| Moved Capital Cities | 0 | - | 4.96 | 74,676 |
| Subdivisions by Country | 0 | - | 4.87 | 50,635 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,032 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,740 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,491 |
| North American Sports Cities | 0 | - | 4.82 | 173,190 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,575 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,976 |
| Cities by Former Name | 0 | - | 4.83 | 92,090 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,935 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,999 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,878 |
| World Capitals by Map | 0 | - | 5.00 | 289,575 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,850 |
| Capitals Starting With H | 0 | - | 4.91 | 93,367 |
| Capitals Starting With K | 0 | - | 4.88 | 84,441 |
| Capitals Starting With M | 0 | - | 4.94 | 109,233 |
| Capitals Starting With P | 0 | - | 4.88 | 79,037 |
| Capitals Starting With R | 0 | - | 4.88 | 82,535 |
| Capitals Starting With S | 0 | - | 4.90 | 86,606 |
| Capitals Starting With T | 0 | - | 4.86 | 76,869 |
| Capitals Starting With W | 0 | - | 4.87 | 91,754 |
| Capitals Starting With A | 0 | - | 4.97 | 129,155 |
| Capitals Starting With B | 0 | - | 4.89 | 119,553 |
| Capitals Starting With D | 0 | - | 4.94 | 97,244 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,635 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,182 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,146 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,308 |
| Random Country to Capital | 0 | - | 4.98 | 928,766 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,324 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,753 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,117 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,231 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,868 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,797 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,541 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,960 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,562 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,132 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,714 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,608 |
| Former Capitals | 0 | - | 4.88 | 71,690 |
| Europe Capital to Country | 0 | - | 4.99 | 252,223 |
| Asia Capital to Country | 0 | - | 4.96 | 127,598 |
| Capital Cities Chain | 0 | - | 4.84 | 83,416 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,055 |
| European Capitals by Map | 0 | - | 4.99 | 142,226 |
| African Capitals by Map | 0 | - | 4.99 | 142,309 |
| Coldest World Capitals | 0 | - | 4.95 | 134,184 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,968 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,937 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,230 |
| European Coastal Capitals | 0 | - | 4.95 | 91,357 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,214 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,836 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,872 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,191 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,187 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,611 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,276 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,593 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,423 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,454 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,010 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,645 |
| Boundary Waters | 0 | - | 4.92 | 88,784 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,426 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,739 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,024 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,589 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,624 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,139 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,723 |
| Ancient City to Country | 0 | - | 4.72 | 108,364 |
| Official Cities in the UK | 0 | - | 4.89 | 286,440 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,204 |
| City-States | 0 | - | 4.53 | 37,412 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,604 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,510 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,821 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,382 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,283 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,248 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,596 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,868 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,283 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,092 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,142 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,337 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,275 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,622 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,175 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,707 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,420 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,871 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,346 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,130 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,704 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,564 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,606 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,486 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,988 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,947 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,800 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,605 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,966 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,312 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,739 |
| The Only Country ... | 0 | - | 4.91 | 81,928 |
| States of India | 0 | - | 4.94 | 196,024 |
| Japanese Prefectures | 0 | - | 4.98 | 139,131 |
| Regions of New Zealand | 0 | - | 4.84 | 28,753 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,786 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,611 |
| Provinces of Turkey | 0 | - | 4.95 | 206,031 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,746 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,144 |
| Hawaiian Islands | 0 | - | 4.83 | 42,962 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,906,974 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,479 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,879 |
| Cities by Airports | 0 | - | 4.48 | 104,073 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,437 |
| Cities Chain #2 | 0 | - | 4.42 | 56,529 |
| Cities Chain #1 | 0 | - | 4.61 | 66,833 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,827 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,986 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,364 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,390 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,084 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,170 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,140 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,710 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,280 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,491 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,301 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,876 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,683 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,918 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,588 |
| Capitals Starting With L | 0 | - | 4.80 | 95,897 |
| Capitals Starting With N | 0 | - | 4.80 | 51,927 |
| Capitals Starting With V | 0 | - | 4.80 | 38,674 |
| Capitals Starting With C | 0 | - | 4.78 | 99,051 |
| Landlocked Countries | 0 | - | 4.99 | 426,290 |
| States of Mexico | 0 | - | 4.96 | 178,366 |
| States of Brazil | 0 | - | 4.97 | 89,804 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,913 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,943 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,432 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,040 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,056 |
| Cities with the Same Name | 0 | - | 3.94 | 36,730 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,843 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,441 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,012 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,681 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,956 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,554 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,918 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,166 |
| Cities by Initials | 0 | - | 4.12 | 24,636 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,983 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,538 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,644 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,377 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,727 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,075 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,470 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,831 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,470 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,105 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,816 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,105 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,097 |
| Random European Capital to Country | 0 | - | 4.98 | 192,201 |
| Random European Country to Capital | 0 | - | 4.93 | 165,960 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,009 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,479 |
| Random African Capital to Country | 0 | - | 4.97 | 101,386 |
| Random African Country to Capital | 0 | - | 4.95 | 71,777 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,392 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,456 |
| Himalayan Countries | 0 | - | 4.93 | 140,411 |
| Andean Countries | 0 | - | 4.94 | 85,557 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,707 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,153 |
