| North American Sports Cities | 0 | - | 4.82 | 173,192 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,576 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,637 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,570 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,411 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,371 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,421 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,012 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,253 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,288 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,211 |
| Countries by Capital City | 0 | - | 5.00 | 69,470 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,905 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,268 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,854 |
| Moved Capital Cities | 0 | - | 4.96 | 74,678 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,048 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,882 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,740 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,493 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,979 |
| Name a City - European Countries | 0 | - | 4.89 | 66,231 |
| Cities by Former Name | 0 | - | 4.83 | 92,094 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,939 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,000 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,883 |
| World Capitals by Map | 0 | - | 5.00 | 289,584 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,853 |
| Capitals Starting With H | 0 | - | 4.91 | 93,368 |
| Capitals Starting With K | 0 | - | 4.88 | 84,442 |
| Capitals Starting With M | 0 | - | 4.94 | 109,234 |
| Capitals Starting With P | 0 | - | 4.88 | 79,038 |
| Capitals Starting With R | 0 | - | 4.88 | 82,535 |
| Capitals Starting With S | 0 | - | 4.90 | 86,608 |
| Capitals Starting With T | 0 | - | 4.86 | 76,870 |
| Capitals Starting With W | 0 | - | 4.87 | 91,755 |
| Capitals Starting With A | 0 | - | 4.97 | 129,161 |
| Capitals Starting With B | 0 | - | 4.89 | 119,555 |
| Capitals Starting With D | 0 | - | 4.94 | 97,245 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,196 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,165 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,353 |
| Random Country to Capital | 0 | - | 4.98 | 928,837 |
| 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 |
| American Cities by Stadium | 0 | - | 4.02 | 36,595 |
| City by Football Clubs | 0 | - | 4.38 | 138,433 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,231 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,758 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,871 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,797 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,543 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,964 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,136 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,719 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,611 |
| Former Capitals | 0 | - | 4.88 | 71,693 |
| Europe Capital to Country | 0 | - | 4.99 | 252,233 |
| Asia Capital to Country | 0 | - | 4.96 | 127,601 |
| Capital Cities Chain | 0 | - | 4.84 | 83,424 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,062 |
| European Capitals by Map | 0 | - | 4.99 | 142,228 |
| African Capitals by Map | 0 | - | 4.99 | 142,315 |
| Coldest World Capitals | 0 | - | 4.95 | 134,185 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,971 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,942 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,234 |
| European Coastal Capitals | 0 | - | 4.95 | 91,361 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,217 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,864 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,882 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,193 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,189 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,614 |
| Boundary Waters | 0 | - | 4.92 | 88,788 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,428 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,742 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,394 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,998 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,025 |
| 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 | 54,142 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,727 |
| Ancient City to Country | 0 | - | 4.72 | 108,367 |
| Official Cities in the UK | 0 | - | 4.89 | 286,460 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,204 |
| City-States | 0 | - | 4.53 | 37,414 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,605 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,510 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,823 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,387 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,283 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,257 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,596 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,870 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,283 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,094 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,156 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,343 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,284 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,626 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,182 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,712 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,423 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,871 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,352 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,132 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,706 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,567 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,606 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,489 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,990 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,948 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,803 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,607 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,972 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,312 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,741 |
| The Only Country ... | 0 | - | 4.91 | 81,929 |
| Capitals of the Stans | 0 | - | 4.95 | 27,176 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 29,438 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,909,189 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,479 |
| Cities by Airports | 0 | - | 4.48 | 104,075 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,438 |
| Cities Chain #2 | 0 | - | 4.42 | 56,530 |
| Cities Chain #1 | 0 | - | 4.61 | 66,833 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,835 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,989 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,367 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,407 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,089 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,170 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,270 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,145 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,326 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,712 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,281 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,491 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,306 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,884 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,687 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,425 |
| 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 | 95,909 |
| Capitals Starting With N | 0 | - | 4.80 | 51,928 |
| Capitals Starting With V | 0 | - | 4.80 | 38,674 |
| Capitals Starting With C | 0 | - | 4.78 | 99,054 |
| Landlocked Countries | 0 | - | 4.99 | 426,343 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,944 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,436 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,044 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,059 |
| 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 | 23,682 |
| 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 | 24,919 |
| 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 | 106,563 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,647 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,378 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,727 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,076 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,478 |
| 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 | 84,106 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,816 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,110 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,101 |
| Random European Capital to Country | 0 | - | 4.98 | 192,208 |
| Random European Country to Capital | 0 | - | 4.93 | 165,964 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,010 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,482 |
| Random African Capital to Country | 0 | - | 4.97 | 101,390 |
| Random African Country to Capital | 0 | - | 4.95 | 71,780 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,399 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,473 |
| Himalayan Countries | 0 | - | 4.93 | 140,424 |
| Andean Countries | 0 | - | 4.94 | 85,565 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,717 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,163 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,278 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,520 |
| Danube Countries | 0 | - | 4.97 | 72,453 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,665 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,886 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,228 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,701 |
| European Landlocked Countries | 0 | - | 4.99 | 147,649 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,366 |
