| Former Capitals | 0 | - | 4.88 | 71,264 |
| Cities by Former Name | 0 | - | 4.84 | 91,229 |
| Recently Independent Countries | 0 | - | 4.98 | 158,333 |
| World Capitals Quiz | 0 | - | 5.00 | 5,048,224 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,353 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,036 |
| Ancient City to Country | 0 | - | 4.70 | 107,777 |
| City-States | 0 | - | 4.53 | 37,169 |
| 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 | 135,401 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,519 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,018 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,009 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,244 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,096 |
| Countries by Capital City | 0 | - | 5.00 | 67,391 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,690 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,212 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,653 |
| Moved Capital Cities | 0 | - | 4.96 | 73,848 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,034 |
| Independence from Whom | 0 | - | 4.99 | 210,506 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,259 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,191 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,515 |
| Countries by Founding Story | 0 | - | 4.95 | 76,835 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,580 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,061 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,071 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,213 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,393 |
| North American Sports Cities | 0 | - | 4.83 | 171,340 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,026 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,006 |
| Name a City - European Countries | 0 | - | 4.91 | 64,786 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,195 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,424 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,443 |
| World Capitals by Map | 0 | - | 5.00 | 284,648 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,941 |
| Capitals Starting With H | 0 | - | 4.90 | 91,683 |
| Capitals Starting With K | 0 | - | 4.85 | 75,913 |
| Capitals Starting With L | 0 | - | 4.81 | 87,105 |
| Capitals Starting With M | 0 | - | 4.93 | 106,536 |
| Capitals Starting With P | 0 | - | 4.88 | 77,412 |
| Capitals Starting With R | 0 | - | 4.87 | 81,195 |
| Capitals Starting With S | 0 | - | 4.89 | 85,039 |
| Capitals Starting With T | 0 | - | 4.84 | 75,518 |
| Capitals Starting With W | 0 | - | 4.87 | 90,828 |
| Capitals Starting With A | 0 | - | 4.97 | 126,878 |
| Capitals Starting With B | 0 | - | 4.89 | 117,576 |
| Capitals Starting With D | 0 | - | 4.93 | 95,659 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,083 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,027 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,731 |
| Countries by Former Name | 0 | - | 4.99 | 124,639 |
| Historical City to Country | 0 | - | 4.84 | 78,304 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,302 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,720 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,620 |
| Random Country to Capital | 0 | - | 4.98 | 914,641 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,192 |
| 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 | 133,505 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,638 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,735 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,636 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,510 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,869 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,743 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,998 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,505 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,420 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,031 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,503 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,825 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,381 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,055 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,518 |
| Europe Capital to Country | 0 | - | 4.99 | 248,769 |
| Asia Capital to Country | 0 | - | 4.96 | 126,122 |
| Capital Cities Chain | 0 | - | 4.84 | 82,206 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,054 |
| European Capitals by Map | 0 | - | 4.99 | 137,572 |
| African Capitals by Map | 0 | - | 4.99 | 132,773 |
| Coldest World Capitals | 0 | - | 4.95 | 133,199 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,684 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,560 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,931 |
| European Coastal Capitals | 0 | - | 4.95 | 90,064 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,339 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,119 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,679 |
| 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 | 90,312 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,066 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,228 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,144 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,858 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,101 |
| 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 | 34,944 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,617 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,765 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,087 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,001 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,878 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,661 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,472 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,405 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,606 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,565 |
| Official Cities in the UK | 0 | - | 4.89 | 281,836 |
| 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 | 53,938 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,308 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,113 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,646 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,060 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,500 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,264 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,184 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,765 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,960 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,078 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,946 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,666 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,539 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,466 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,406 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,814 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 79,462 |
| Top Five Capitals By Category #2 | 0 | - | 4.75 | 63,663 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,769 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,900 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,886 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,783 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,127 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,116 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,734 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,738 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,085 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,968 |
| The Only Country ... | 0 | - | 4.91 | 80,388 |
| Countries by Independence Day | 0 | - | 4.61 | 52,668 |
| Former Countries by Capital | 0 | - | 4.45 | 127,228 |
| 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 | 68,435 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,482 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,451 |
| Capitals of the Stans | 0 | - | 4.95 | 26,587 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,135,871 |
| Countries Most Affected by the 2004 Tsunami | 0 | - | 4.01 | 19,565 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,083 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,643 |
| Cities by Airports | 0 | - | 4.49 | 88,485 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,644 |
| Cities Chain #2 | 0 | - | 4.42 | 56,243 |
| Cities Chain #1 | 0 | - | 4.61 | 66,465 |
| World's Biggest Financial Centers | 0 | - | 4.52 | 53,990 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,582 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,102 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,990 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,951 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,366 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,207 |
| 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 | 132,036 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,737 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,567 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,901 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,911 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,887 |
| Capitals Starting With N | 0 | - | 4.80 | 50,541 |
| Capitals Starting With V | 0 | - | 4.79 | 37,754 |
| Capitals Starting With C | 0 | - | 4.78 | 96,911 |
| Landlocked Countries | 0 | - | 4.99 | 416,306 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,383 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 560,894 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,909 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,273 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,783 |
| WWII Geography | 0 | - | 4.81 | 119,818 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,347 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,305 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,237 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,497 |
| Home Cities in History Quiz #2 | 0 | - | 3.88 | 16,922 |