| North American Sports Cities | 0 | - | 4.83 | 173,036 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,528 |
| World Capitals Quiz | 0 | - | 5.00 | 5,100,789 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,262 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,597,510 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,143 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,222 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,886 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,088 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,084 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,986 |
| Countries by Capital City | 0 | - | 5.00 | 69,233 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,760 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,143 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,732 |
| Moved Capital Cities | 0 | - | 4.96 | 74,586 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,473 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,774 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,702 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,358 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,864 |
| Cities by Former Name | 0 | - | 4.83 | 91,973 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,652 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,936 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,728 |
| World Capitals by Map | 0 | - | 5.00 | 289,004 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,760 |
| Capitals Starting With H | 0 | - | 4.91 | 93,230 |
| Capitals Starting With K | 0 | - | 4.89 | 84,304 |
| Capitals Starting With M | 0 | - | 4.94 | 108,998 |
| Capitals Starting With P | 0 | - | 4.88 | 78,903 |
| Capitals Starting With R | 0 | - | 4.88 | 82,432 |
| Capitals Starting With S | 0 | - | 4.90 | 86,474 |
| Capitals Starting With T | 0 | - | 4.85 | 76,756 |
| Capitals Starting With W | 0 | - | 4.87 | 91,677 |
| Capitals Starting With A | 0 | - | 4.97 | 128,979 |
| Capitals Starting With B | 0 | - | 4.89 | 119,377 |
| Capitals Starting With D | 0 | - | 4.94 | 97,097 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,898 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,957 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,787 |
| Random Country to Capital | 0 | - | 4.98 | 926,748 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,310 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,679 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,066 |
| American Cities by Stadium | 0 | - | 4.02 | 36,581 |
| City by Football Clubs | 0 | - | 4.38 | 138,339 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,217 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,695 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,741 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,749 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,352 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,809 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,928 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,577 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,502 |
| Former Capitals | 0 | - | 4.88 | 71,641 |
| Europe Capital to Country | 0 | - | 4.99 | 251,830 |
| Asia Capital to Country | 0 | - | 4.96 | 127,303 |
| Capital Cities Chain | 0 | - | 4.84 | 83,271 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,797 |
| European Capitals by Map | 0 | - | 4.99 | 141,826 |
| African Capitals by Map | 0 | - | 4.99 | 141,872 |
| Coldest World Capitals | 0 | - | 4.95 | 134,111 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,804 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,747 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,078 |
| European Coastal Capitals | 0 | - | 4.95 | 91,206 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,126 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,216 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,526 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,115 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,059 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,470 |
| Boundary Waters | 0 | - | 4.92 | 88,721 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,375 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,599 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,991 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,577 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,602 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 53,849 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,616 |
| Ancient City to Country | 0 | - | 4.70 | 108,294 |
| Official Cities in the UK | 0 | - | 4.89 | 285,881 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,192 |
| City-States | 0 | - | 4.53 | 37,380 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,601 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,472 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,786 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,211 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,258 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,204 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,584 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,766 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,279 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,060 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,400 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,820 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,129 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,492 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,984 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,613 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,317 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,830 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,191 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,989 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,572 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,469 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,517 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,422 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,855 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,854 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,708 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,512 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,741 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,288 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,648 |
| The Only Country ... | 0 | - | 4.91 | 81,773 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 29,284 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,807,010 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,423 |
| Cities by Airports | 0 | - | 4.47 | 103,924 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,355 |
| Cities Chain #2 | 0 | - | 4.42 | 56,500 |
| Cities Chain #1 | 0 | - | 4.61 | 66,791 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,523 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,825 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,337 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,808 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,769 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,105 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,424 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,575 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,253 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,471 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,037 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,560 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,446 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,781 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,495 |
| Capitals Starting With L | 0 | - | 4.80 | 95,064 |
| Capitals Starting With N | 0 | - | 4.80 | 51,808 |
| Capitals Starting With V | 0 | - | 4.80 | 38,588 |
| Capitals Starting With C | 0 | - | 4.78 | 98,834 |
| Landlocked Countries | 0 | - | 4.99 | 424,818 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,878 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,322 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,852 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,877 |
| Cities with the Same Name | 0 | - | 3.94 | 36,719 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,835 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,437 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,006 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,663 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,886 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,540 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,903 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,157 |
| Cities by Initials | 0 | - | 4.12 | 24,627 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,465 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,540 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,335 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,711 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,028 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,284 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,770 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,465 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,998 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,799 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,985 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,917 |
| Random European Capital to Country | 0 | - | 4.98 | 191,993 |
| Random European Country to Capital | 0 | - | 4.93 | 165,781 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,930 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,343 |
| Random African Capital to Country | 0 | - | 4.97 | 101,245 |
| Random African Country to Capital | 0 | - | 4.95 | 71,679 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,148 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,775 |
| Himalayan Countries | 0 | - | 4.93 | 139,873 |
| Andean Countries | 0 | - | 4.94 | 85,234 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,407 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,735 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,975 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,279 |
| Danube Countries | 0 | - | 4.97 | 72,295 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,446 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,737 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,918 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,412 |
| European Landlocked Countries | 0 | - | 4.99 | 147,490 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,139 |
| Countries with the Most Species | 0 | - | 4.99 | 103,507 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,282 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,721 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,834 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,769 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,504 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,931 |
| Countries in the Alps | 0 | - | 4.87 | 118,643 |
