| Cities by Former Name | 0 | - | 4.84 | 91,329 |
| World Capitals Quiz | 0 | - | 5.00 | 5,055,760 |
| Former Capitals | 0 | - | 4.88 | 71,318 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,970 |
| Ancient City to Country | 0 | - | 4.70 | 107,848 |
| City-States | 0 | - | 4.53 | 37,202 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,599 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,057 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,629 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,729 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,129 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,152 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,739 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,346 |
| Countries by Capital City | 0 | - | 5.00 | 67,664 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,841 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,342 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,808 |
| Moved Capital Cities | 0 | - | 4.96 | 73,953 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,267 |
| Independence from Whom | 0 | - | 4.99 | 211,032 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,491 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,286 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,747 |
| Countries by Founding Story | 0 | - | 4.95 | 76,952 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,124 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,076 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,094 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,251 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,520 |
| North American Sports Cities | 0 | - | 4.83 | 171,559 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,087 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,124 |
| Name a City - European Countries | 0 | - | 4.91 | 65,022 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,266 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,491 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,689 |
| World Capitals by Map | 0 | - | 5.00 | 285,122 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,043 |
| Capitals Starting With H | 0 | - | 4.90 | 91,829 |
| Capitals Starting With K | 0 | - | 4.85 | 76,021 |
| Capitals Starting With L | 0 | - | 4.81 | 87,241 |
| Capitals Starting With M | 0 | - | 4.93 | 106,716 |
| Capitals Starting With P | 0 | - | 4.88 | 77,526 |
| Capitals Starting With R | 0 | - | 4.87 | 81,298 |
| Capitals Starting With S | 0 | - | 4.89 | 85,152 |
| Capitals Starting With T | 0 | - | 4.84 | 75,635 |
| Capitals Starting With W | 0 | - | 4.87 | 90,914 |
| Capitals Starting With A | 0 | - | 4.97 | 127,064 |
| Capitals Starting With B | 0 | - | 4.89 | 117,725 |
| Capitals Starting With D | 0 | - | 4.93 | 95,802 |
| Recently Independent Countries | 0 | - | 4.98 | 158,494 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,317 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,381 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,075 |
| Countries by Former Name | 0 | - | 4.99 | 124,778 |
| Historical City to Country | 0 | - | 4.84 | 78,369 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,210 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,185 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,756 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,098 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,540 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,020 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,833 |
| Random Country to Capital | 0 | - | 4.98 | 916,351 |
| Cities in European History #1 | 0 | - | 4.63 | 133,635 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,833 |
| Boundary Waters | 0 | - | 4.92 | 88,307 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,027 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,751 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,966 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,222 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,115 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,954 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 75,958 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 91,527 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,056 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,333 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,934 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,547 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,457 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,227 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,645 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,183 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,631 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,224 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,604 |
| Europe Capital to Country | 0 | - | 4.99 | 249,206 |
| Asia Capital to Country | 0 | - | 4.96 | 126,301 |
| Capital Cities Chain | 0 | - | 4.84 | 82,343 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,361 |
| European Capitals by Map | 0 | - | 4.99 | 138,111 |
| African Capitals by Map | 0 | - | 4.99 | 133,015 |
| Coldest World Capitals | 0 | - | 4.95 | 133,264 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,850 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,734 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,098 |
| European Coastal Capitals | 0 | - | 4.95 | 90,232 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,405 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,615 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,181 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,656 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,256 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,519 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,172 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,416 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,529 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,315 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,986 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,198 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,700 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,486 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,432 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,631 |
| 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 | 220,711 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,023 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,135 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,195 |
| 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 | 58,814 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 80,165 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,344 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,856 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,099 |
| Countries by Independence Day | 0 | - | 4.61 | 52,694 |
| Former Countries by Capital | 0 | - | 4.45 | 127,298 |
| Former Countries | 0 | - | 4.75 | 133,047 |
| Capitals of the Stans | 0 | - | 4.95 | 26,660 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,440 |
| Official Cities in the UK | 0 | - | 4.89 | 282,538 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,441 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,325 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,786 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,627 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,107 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,803 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,799 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,591 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,527 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,995 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,992 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,961 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,950 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,223 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,209 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,822 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,982 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,079 |
| The Only Country ... | 0 | - | 4.91 | 80,591 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,231,772 |
| Landlocked Countries | 0 | - | 4.99 | 417,483 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,513 |
| Battle to Country | 0 | - | 4.91 | 53,017 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 564,259 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,530 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,677 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,438 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,472 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,444 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,684 |
| 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 | 99,121 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,794 |
| 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 | 88,582 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,596 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,412 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,403 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,751 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,713 |
| Cities Chain #2 | 0 | - | 4.42 | 56,281 |
| Cities Chain #1 | 0 | - | 4.61 | 66,524 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 54,533 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,788 |
| Cities by Initials | 0 | - | 4.12 | 24,540 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,139 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,496 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,223 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,867 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,442 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,362 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,985 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,801 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,229 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,128 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,092 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,536 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,640 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,301 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,410 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,278 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,694 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,987 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,836 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,072 |