| Summer Olympic City Bids | 0 | - | 4.93 | 42,234 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,306 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,536 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,418 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,826 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,921 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,226 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,252 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,938 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,581 |
| Countries by Capital City | 0 | - | 5.00 | 67,891 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,954 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,447 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,941 |
| Moved Capital Cities | 0 | - | 4.96 | 74,035 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,576 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,926 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,704 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,237 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,314 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,564 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,861 |
| World Capitals by Map | 0 | - | 5.00 | 285,552 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,141 |
| Capitals Starting With H | 0 | - | 4.90 | 92,023 |
| Capitals Starting With K | 0 | - | 4.85 | 79,190 |
| Capitals Starting With L | 0 | - | 4.81 | 87,466 |
| Capitals Starting With M | 0 | - | 4.93 | 107,035 |
| Capitals Starting With P | 0 | - | 4.88 | 77,726 |
| Capitals Starting With R | 0 | - | 4.87 | 81,438 |
| Capitals Starting With S | 0 | - | 4.89 | 85,345 |
| Capitals Starting With T | 0 | - | 4.84 | 75,787 |
| Capitals Starting With W | 0 | - | 4.87 | 91,023 |
| Capitals Starting With A | 0 | - | 4.97 | 127,323 |
| Capitals Starting With B | 0 | - | 4.89 | 117,963 |
| Capitals Starting With D | 0 | - | 4.93 | 95,978 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,712 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,902 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,804 |
| Random Country to Capital | 0 | - | 4.98 | 918,122 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,274 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,795 |
| American Cities by Stadium | 0 | - | 4.02 | 36,528 |
| City by Football Clubs | 0 | - | 4.38 | 137,825 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,115 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,164 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,942 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,509 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,386 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,769 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,800 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,677 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,681 |
| Former Capitals | 0 | - | 4.88 | 71,374 |
| Europe Capital to Country | 0 | - | 4.99 | 249,526 |
| Asia Capital to Country | 0 | - | 4.96 | 126,455 |
| Capital Cities Chain | 0 | - | 4.83 | 82,468 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,554 |
| European Capitals by Map | 0 | - | 4.99 | 138,514 |
| African Capitals by Map | 0 | - | 4.99 | 133,325 |
| Coldest World Capitals | 0 | - | 4.95 | 133,447 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,057 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,862 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,222 |
| European Coastal Capitals | 0 | - | 4.95 | 90,364 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,492 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,090 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,524 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,738 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,376 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,653 |
| Boundary Waters | 0 | - | 4.92 | 88,368 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,065 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,887 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,743 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,503 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,452 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,653 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,823 |
| Ancient City to Country | 0 | - | 4.70 | 107,918 |
| Official Cities in the UK | 0 | - | 4.89 | 282,988 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,135 |
| City-States | 0 | - | 4.53 | 37,225 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,068 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,619 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,608 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,158 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,079 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,441 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,212 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,848 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,371 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,033 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,232 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,874 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,962 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,103 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,682 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,595 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,167 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,425 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,689 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,937 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,068 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,051 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,074 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,297 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,278 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,918 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,275 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,147 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,159 |
| The Only Country ... | 0 | - | 4.91 | 80,748 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,722 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,316,231 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,156 |
| Cities by Airports | 0 | - | 4.49 | 88,633 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,787 |
| Cities Chain #2 | 0 | - | 4.42 | 56,308 |
| Cities Chain #1 | 0 | - | 4.61 | 66,566 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 70,769 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,918 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,168 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,983 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,463 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,490 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,520 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,889 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,114 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,317 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,611 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,304 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,038 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,139 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,043 |
| Capitals Starting With N | 0 | - | 4.80 | 50,802 |
| Capitals Starting With V | 0 | - | 4.79 | 37,933 |
| Capitals Starting With C | 0 | - | 4.78 | 97,364 |
| Landlocked Countries | 0 | - | 4.99 | 418,637 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,486 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,599 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,634 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,860 |
| Cities with the Same Name | 0 | - | 3.94 | 36,667 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,798 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,389 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,977 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,607 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,471 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,419 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,762 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,089 |
| Cities by Initials | 0 | - | 4.12 | 24,552 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,279 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,281 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,165 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,554 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,689 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,199 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,439 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,415 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,539 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,705 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,312 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,835 |
| Random European Capital to Country | 0 | - | 4.98 | 190,613 |
| Random European Country to Capital | 0 | - | 4.93 | 164,522 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,188 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,582 |
| Random African Capital to Country | 0 | - | 4.97 | 100,476 |
| Random African Country to Capital | 0 | - | 4.94 | 71,081 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,763 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,847 |
| Himalayan Countries | 0 | - | 4.94 | 137,298 |
| Andean Countries | 0 | - | 4.95 | 83,862 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,140 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,544 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,786 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,308 |
| Danube Countries | 0 | - | 4.97 | 71,620 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,508 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,023 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,588 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,659 |
| European Landlocked Countries | 0 | - | 4.99 | 146,737 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,092 |
| Countries with the Most Species | 0 | - | 4.99 | 102,876 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,224 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,422 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,576 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,282 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,962 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,342 |
| Countries in the Alps | 0 | - | 4.87 | 117,638 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,103 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,315 |
