| Former Capitals | 0 | - | 4.88 | 71,263 |
| Cities by Former Name | 0 | - | 4.84 | 91,226 |
| Recently Independent Countries | 0 | - | 4.98 | 158,330 |
| World Capitals Quiz | 0 | - | 5.00 | 5,048,086 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,353 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,997 |
| Ancient City to Country | 0 | - | 4.70 | 107,776 |
| City-States | 0 | - | 4.53 | 37,168 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,573 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,025 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,397 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,517 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,014 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,008 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,240 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,089 |
| Countries by Capital City | 0 | - | 5.00 | 67,384 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,688 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,210 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,651 |
| Moved Capital Cities | 0 | - | 4.96 | 73,846 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,032 |
| Independence from Whom | 0 | - | 4.99 | 210,484 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,255 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,190 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,512 |
| Countries by Founding Story | 0 | - | 4.95 | 76,833 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,575 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,060 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,071 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,212 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,392 |
| North American Sports Cities | 0 | - | 4.83 | 171,339 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,025 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,004 |
| Name a City - European Countries | 0 | - | 4.91 | 64,784 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,194 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,422 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,443 |
| World Capitals by Map | 0 | - | 5.00 | 284,642 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,939 |
| Capitals Starting With H | 0 | - | 4.90 | 91,681 |
| Capitals Starting With K | 0 | - | 4.85 | 75,913 |
| Capitals Starting With L | 0 | - | 4.81 | 87,103 |
| Capitals Starting With M | 0 | - | 4.93 | 106,532 |
| Capitals Starting With P | 0 | - | 4.88 | 77,411 |
| Capitals Starting With R | 0 | - | 4.87 | 81,193 |
| Capitals Starting With S | 0 | - | 4.89 | 85,038 |
| Capitals Starting With T | 0 | - | 4.84 | 75,517 |
| Capitals Starting With W | 0 | - | 4.87 | 90,826 |
| Capitals Starting With A | 0 | - | 4.97 | 126,875 |
| Capitals Starting With B | 0 | - | 4.89 | 117,575 |
| Capitals Starting With D | 0 | - | 4.93 | 95,659 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,081 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,020 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,719 |
| Countries by Former Name | 0 | - | 4.99 | 124,638 |
| Historical City to Country | 0 | - | 4.84 | 78,301 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,282 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,701 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,566 |
| Random Country to Capital | 0 | - | 4.98 | 914,624 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,191 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,074 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,711 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,074 |
| Cities in European History #1 | 0 | - | 4.63 | 133,504 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,637 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,731 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,633 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,507 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,868 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,742 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,997 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,504 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,420 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,028 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,502 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,823 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,377 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,048 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,518 |
| Europe Capital to Country | 0 | - | 4.99 | 248,763 |
| Asia Capital to Country | 0 | - | 4.96 | 126,119 |
| Capital Cities Chain | 0 | - | 4.84 | 82,204 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,047 |
| European Capitals by Map | 0 | - | 4.99 | 137,560 |
| African Capitals by Map | 0 | - | 4.99 | 132,769 |
| Coldest World Capitals | 0 | - | 4.95 | 133,199 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,683 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,559 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,930 |
| European Coastal Capitals | 0 | - | 4.95 | 90,063 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,337 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,097 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,676 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,564 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,095 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,304 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,066 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,223 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,144 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,856 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,100 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,834 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,541 |
| Boundary Waters | 0 | - | 4.92 | 88,204 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,943 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,613 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,759 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,087 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,997 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,877 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,659 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,472 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,404 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,606 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,560 |
| Official Cities in the UK | 0 | - | 4.89 | 281,811 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,123 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,564 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,936 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,307 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,112 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,642 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,056 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,500 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,262 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,184 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,764 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,941 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,078 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,943 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,663 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,534 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,464 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,403 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,813 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 79,429 |
| Top Five Capitals By Category #2 | 0 | - | 4.75 | 63,520 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,768 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,900 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,885 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,778 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,124 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,115 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,734 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,734 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,085 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,966 |
| The Only Country ... | 0 | - | 4.91 | 80,385 |
| Countries by Independence Day | 0 | - | 4.61 | 52,668 |
| Former Countries by Capital | 0 | - | 4.45 | 127,227 |
| Former Countries | 0 | - | 4.75 | 132,938 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,386 |
| Battle to Country | 0 | - | 4.91 | 52,873 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,431 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,480 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,450 |
| Capitals of the Stans | 0 | - | 4.95 | 26,585 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,134,144 |
| Countries Most Affected by the 2004 Tsunami | 0 | - | 4.01 | 19,565 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,082 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,641 |
| Cities by Airports | 0 | - | 4.49 | 88,483 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,641 |
| Cities Chain #2 | 0 | - | 4.42 | 56,242 |
| Cities Chain #1 | 0 | - | 4.61 | 66,465 |
| World's Biggest Financial Centers | 0 | - | 4.52 | 53,968 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,579 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,101 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,979 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,946 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,363 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,205 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,940 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,701 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,069 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,271 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,026 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,734 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,563 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,896 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,911 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,886 |
| Capitals Starting With N | 0 | - | 4.80 | 50,541 |
| Capitals Starting With V | 0 | - | 4.79 | 37,753 |
| Capitals Starting With C | 0 | - | 4.78 | 96,911 |
| Landlocked Countries | 0 | - | 4.99 | 416,279 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,380 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 560,837 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,906 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,271 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,782 |
| WWII Geography | 0 | - | 4.81 | 119,817 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,344 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,303 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,234 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,493 |
| Home Cities in History Quiz #2 | 0 | - | 3.88 | 16,922 |
