| Cities by Former Name | 0 | - | 4.83 | 91,941 |
| World Capitals Quiz | 0 | - | 5.00 | 5,098,295 |
| Former Capitals | 0 | - | 4.88 | 71,625 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,524 |
| Ancient City to Country | 0 | - | 4.70 | 108,275 |
| City-States | 0 | - | 4.53 | 37,371 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,774 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,196 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,049 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,034 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,848 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,033 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,007 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,897 |
| Countries by Capital City | 0 | - | 5.00 | 69,158 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,705 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,088 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,677 |
| Moved Capital Cities | 0 | - | 4.96 | 74,557 |
| Independence from Whom | 0 | - | 4.99 | 212,724 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,199 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,749 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,887 |
| Countries by Founding Story | 0 | - | 4.95 | 77,655 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,269 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,152 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,237 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,454 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,683 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,321 |
| North American Sports Cities | 0 | - | 4.83 | 172,982 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,511 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,827 |
| Name a City - European Countries | 0 | - | 4.90 | 65,997 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,628 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,908 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,682 |
| World Capitals by Map | 0 | - | 5.00 | 288,798 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,725 |
| Capitals Starting With H | 0 | - | 4.91 | 93,126 |
| Capitals Starting With K | 0 | - | 4.88 | 84,194 |
| Capitals Starting With L | 0 | - | 4.79 | 93,706 |
| Capitals Starting With M | 0 | - | 4.93 | 108,800 |
| Capitals Starting With P | 0 | - | 4.88 | 78,781 |
| Capitals Starting With R | 0 | - | 4.88 | 82,334 |
| Capitals Starting With S | 0 | - | 4.90 | 86,363 |
| Capitals Starting With T | 0 | - | 4.85 | 76,665 |
| Capitals Starting With W | 0 | - | 4.87 | 91,618 |
| Capitals Starting With A | 0 | - | 4.97 | 128,836 |
| Capitals Starting With B | 0 | - | 4.89 | 119,237 |
| Capitals Starting With D | 0 | - | 4.93 | 96,994 |
| Recently Independent Countries | 0 | - | 4.98 | 159,782 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,714 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,411 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,862 |
| Countries by Former Name | 0 | - | 4.99 | 125,645 |
| Historical City to Country | 0 | - | 4.85 | 78,845 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,299 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,647 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,047 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,212 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,467 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,592 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,981 |
| Random Country to Capital | 0 | - | 4.98 | 926,034 |
| Cities in European History #1 | 0 | - | 4.63 | 134,487 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,677 |
| Boundary Waters | 0 | - | 4.92 | 88,708 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,361 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,547 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,145 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,839 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,224 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,762 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,434 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,109 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,448 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,784 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,643 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,599 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,722 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,292 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,759 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,143 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,854 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,532 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,457 |
| Europe Capital to Country | 0 | - | 4.99 | 251,718 |
| Asia Capital to Country | 0 | - | 4.96 | 127,252 |
| Capital Cities Chain | 0 | - | 4.84 | 83,231 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,734 |
| European Capitals by Map | 0 | - | 4.99 | 141,613 |
| African Capitals by Map | 0 | - | 4.99 | 141,702 |
| Coldest World Capitals | 0 | - | 4.95 | 134,086 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,718 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,696 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,031 |
| European Coastal Capitals | 0 | - | 4.95 | 91,146 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,100 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,989 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,413 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,086 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,004 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,422 |
| Countries Settled by Vikings | 0 | - | 4.92 | 121,953 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,640 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,132 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,397 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,649 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,780 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,974 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,571 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,597 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.37 | 53,687 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,186 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,596 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,582 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,455 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,244 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,895 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,580 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,274 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,049 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,561 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,873 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,520 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,428 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,285 |
| Countries by Independence Day | 0 | - | 4.62 | 52,842 |
| Former Countries by Capital | 0 | - | 4.45 | 127,744 |
| Former Countries | 0 | - | 4.77 | 134,120 |
| Capitals of the Stans | 0 | - | 4.95 | 27,080 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,132 |
| Official Cities in the UK | 0 | - | 4.89 | 285,682 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,176 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,714 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,168 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,670 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,075 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,446 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,919 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,280 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,818 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,133 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,489 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,393 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,819 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,819 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,680 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,477 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,471 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,616 |
| The Only Country ... | 0 | - | 4.91 | 81,710 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,772,176 |
| Landlocked Countries | 0 | - | 4.99 | 424,357 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,351 |
| Battle to Country | 0 | - | 4.91 | 53,803 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,095 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,135 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,850 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,277 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,794 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,825 |
| Cities with the Same Name | 0 | - | 3.94 | 36,716 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,833 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,408 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,716 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,434 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,001 |
| Cities by Airports | 0 | - | 4.47 | 103,858 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,660 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,865 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,537 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,898 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,316 |
| Cities Chain #2 | 0 | - | 4.42 | 56,489 |
| Cities Chain #1 | 0 | - | 4.61 | 66,778 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,403 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,759 |
| Cities by Initials | 0 | - | 4.12 | 24,624 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,327 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,630 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,689 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,954 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,076 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,363 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,272 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,500 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,437 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,324 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,243 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,698 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,999 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,462 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,462 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,938 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,791 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,468 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,360 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,162 |