| North American Sports Cities | 0 | - | 4.82 | 173,359 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,620 |
| World Capitals Quiz | 0 | - | 5.00 | 5,117,391 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 216,938 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,623 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,594 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,660 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,147 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,420 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,551 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,513 |
| Countries by Capital City | 0 | - | 5.00 | 69,741 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,248 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,420 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 85,024 |
| Moved Capital Cities | 0 | - | 4.96 | 74,767 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,665 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 121,030 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,790 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,629 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,101 |
| Cities by Former Name | 0 | - | 4.83 | 92,228 |
| Capitals in their Native Languages | 0 | - | 4.95 | 134,004 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,068 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 70,020 |
| World Capitals by Map | 0 | - | 5.00 | 290,213 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,983 |
| Capitals Starting With H | 0 | - | 4.91 | 93,501 |
| Capitals Starting With K | 0 | - | 4.89 | 84,561 |
| Capitals Starting With L | 0 | - | 4.81 | 96,164 |
| Capitals Starting With M | 0 | - | 4.94 | 109,453 |
| Capitals Starting With P | 0 | - | 4.88 | 79,176 |
| Capitals Starting With R | 0 | - | 4.89 | 82,650 |
| Capitals Starting With S | 0 | - | 4.90 | 86,745 |
| Capitals Starting With T | 0 | - | 4.86 | 76,990 |
| Capitals Starting With W | 0 | - | 4.87 | 91,825 |
| Capitals Starting With A | 0 | - | 4.97 | 129,356 |
| Capitals Starting With B | 0 | - | 4.89 | 119,714 |
| Capitals Starting With D | 0 | - | 4.94 | 97,362 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,531 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,499 |
| Random Capital to Country | 0 | - | 4.99 | 2,605,294 |
| Random Country to Capital | 0 | - | 4.98 | 930,985 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,350 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,824 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,169 |
| American Cities by Stadium | 0 | - | 4.02 | 36,604 |
| City by Football Clubs | 0 | - | 4.38 | 138,559 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,248 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,845 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,032 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,849 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,754 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,127 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,436 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,876 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,741 |
| Former Capitals | 0 | - | 4.88 | 71,750 |
| Europe Capital to Country | 0 | - | 4.99 | 252,736 |
| Asia Capital to Country | 0 | - | 4.96 | 127,753 |
| Capital Cities Chain | 0 | - | 4.84 | 83,584 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,390 |
| European Capitals by Map | 0 | - | 4.99 | 142,740 |
| African Capitals by Map | 0 | - | 4.99 | 142,720 |
| Coldest World Capitals | 0 | - | 4.95 | 134,371 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,181 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,201 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,450 |
| European Coastal Capitals | 0 | - | 4.95 | 91,559 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,298 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,518 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,878 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,272 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,298 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,785 |
| Boundary Waters | 0 | - | 4.92 | 88,873 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,493 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,907 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,070 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,605 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,661 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,415 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,863 |
| Ancient City to Country | 0 | - | 4.72 | 108,422 |
| Official Cities in the UK | 0 | - | 4.89 | 287,086 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,219 |
| City-States | 0 | - | 4.53 | 37,446 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,616 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,566 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,869 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,522 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,313 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,367 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,606 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,971 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,300 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,262 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,939 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,845 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,406 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,765 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,399 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,847 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,538 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,919 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,609 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,281 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,854 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,696 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,713 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,593 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,107 |
| Flags to Capitals #1 | 0 | - | 4.96 | 60,519 |
| Flags to Capitals #2 | 0 | - | 4.95 | 45,007 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,752 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,254 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,347 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,865 |
| The Only Country ... | 0 | - | 4.91 | 82,128 |
| FIFA World Cup Final Host Cities | 0 | - | 4.68 | 29,631 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,010,569 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,545 |
| Cities by Airports | 0 | - | 4.48 | 104,196 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,534 |
| Cities Chain #2 | 0 | - | 4.42 | 56,558 |
| Cities Chain #1 | 0 | - | 4.61 | 66,884 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 74,185 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,178 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,401 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,070 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,403 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,234 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,550 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,876 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,303 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,512 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,611 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,180 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,103 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,055 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,735 |
| Capitals Starting With N | 0 | - | 4.80 | 52,041 |
| Capitals Starting With V | 0 | - | 4.80 | 38,751 |
| Capitals Starting With C | 0 | - | 4.78 | 99,237 |
| Landlocked Countries | 0 | - | 4.99 | 427,755 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,160 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,020 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,571 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,243 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,269 |
| Cities with the Same Name | 0 | - | 3.94 | 36,740 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,858 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,459 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,021 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,689 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 101,032 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,563 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,926 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,178 |
| Cities by Initials | 0 | - | 4.12 | 24,652 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,997 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,807 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,701 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,421 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,769 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,142 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,703 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,963 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,475 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,192 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,843 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,215 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,428 |
| Random European Capital to Country | 0 | - | 4.98 | 192,430 |
| Random European Country to Capital | 0 | - | 4.93 | 166,133 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,155 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,632 |
| Random African Capital to Country | 0 | - | 4.97 | 101,552 |
| Random African Country to Capital | 0 | - | 4.94 | 71,933 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,591 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,152 |
| Himalayan Countries | 0 | - | 4.93 | 141,040 |
| Andean Countries | 0 | - | 4.94 | 85,909 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 65,021 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,646 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,567 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,768 |
| Danube Countries | 0 | - | 4.97 | 72,613 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,881 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,026 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,545 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 151,020 |
| European Landlocked Countries | 0 | - | 4.99 | 147,826 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,613 |
| Countries with the Most Species | 0 | - | 4.99 | 103,674 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,722 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,835 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,976 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,965 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,710 |
