| North American Sports Cities | 0 | - | 4.83 | 171,762 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,252 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,591 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,612 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,870 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,857 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,969 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,245 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,278 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,975 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,639 |
| Countries by Capital City | 0 | - | 5.00 | 67,930 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,973 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,466 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,972 |
| Moved Capital Cities | 0 | - | 4.96 | 74,065 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,665 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,743 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,945 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,731 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,252 |
| Cities by Former Name | 0 | - | 4.83 | 91,429 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,330 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,580 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,902 |
| World Capitals by Map | 0 | - | 5.00 | 285,644 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,167 |
| Capitals Starting With H | 0 | - | 4.91 | 92,188 |
| Capitals Starting With K | 0 | - | 4.87 | 81,314 |
| Capitals Starting With L | 0 | - | 4.81 | 87,675 |
| Capitals Starting With M | 0 | - | 4.93 | 107,262 |
| Capitals Starting With P | 0 | - | 4.88 | 77,871 |
| Capitals Starting With R | 0 | - | 4.87 | 81,531 |
| Capitals Starting With S | 0 | - | 4.90 | 85,471 |
| Capitals Starting With T | 0 | - | 4.85 | 75,904 |
| Capitals Starting With W | 0 | - | 4.87 | 91,096 |
| Capitals Starting With A | 0 | - | 4.97 | 127,483 |
| Capitals Starting With B | 0 | - | 4.89 | 118,103 |
| Capitals Starting With D | 0 | - | 4.93 | 96,106 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,075 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,975 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,103 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,170 |
| Random Country to Capital | 0 | - | 4.98 | 918,440 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,290 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,806 |
| American Cities by Stadium | 0 | - | 4.02 | 36,531 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,118 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,174 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,967 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,513 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,423 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,790 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,832 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,700 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,699 |
| Former Capitals | 0 | - | 4.88 | 71,382 |
| Europe Capital to Country | 0 | - | 4.99 | 249,594 |
| Asia Capital to Country | 0 | - | 4.96 | 126,479 |
| Capital Cities Chain | 0 | - | 4.83 | 82,501 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,603 |
| European Capitals by Map | 0 | - | 4.99 | 138,602 |
| African Capitals by Map | 0 | - | 4.99 | 133,386 |
| Coldest World Capitals | 0 | - | 4.95 | 133,467 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,085 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,892 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,247 |
| European Coastal Capitals | 0 | - | 4.95 | 90,396 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,505 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,202 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,577 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,747 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,898 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,403 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,692 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,520 |
| Boundary Waters | 0 | - | 4.92 | 88,376 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,080 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,912 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,748 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,507 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,458 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,660 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,843 |
| Ancient City to Country | 0 | - | 4.70 | 107,938 |
| Official Cities in the UK | 0 | - | 4.89 | 283,108 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,136 |
| City-States | 0 | - | 4.53 | 37,229 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,078 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,622 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,632 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,163 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,083 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,454 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,214 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,855 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,475 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,115 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,248 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,898 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,003 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,481 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,704 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,603 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,197 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,492 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,741 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,953 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,081 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,074 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,101 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,310 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,294 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,943 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,294 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,153 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,184 |
| The Only Country ... | 0 | - | 4.91 | 80,787 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,332,512 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,170 |
| Cities by Airports | 0 | - | 4.49 | 88,648 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,803 |
| Cities Chain #2 | 0 | - | 4.42 | 56,316 |
| Cities Chain #1 | 0 | - | 4.61 | 66,574 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,145 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,946 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,172 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,059 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,506 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,504 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,122 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,556 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,903 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,117 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,320 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,742 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,339 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,088 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,161 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,053 |
| Capitals Starting With N | 0 | - | 4.80 | 50,922 |
| Capitals Starting With V | 0 | - | 4.79 | 37,993 |
| Capitals Starting With C | 0 | - | 4.79 | 97,510 |
| Landlocked Countries | 0 | - | 4.99 | 418,912 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,055 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,498 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,622 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,669 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,899 |
| Cities with the Same Name | 0 | - | 3.94 | 36,669 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,799 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,389 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,978 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,607 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,487 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,420 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,764 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,091 |
| Cities by Initials | 0 | - | 4.12 | 24,556 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,892 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,287 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,290 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,169 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,562 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,699 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,211 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,445 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,416 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,554 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,710 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,336 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,874 |
| Random European Capital to Country | 0 | - | 4.98 | 190,645 |
| Random European Country to Capital | 0 | - | 4.93 | 164,653 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,225 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,605 |
| Random African Capital to Country | 0 | - | 4.97 | 100,500 |
| Random African Country to Capital | 0 | - | 4.94 | 71,098 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,834 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,984 |
| Himalayan Countries | 0 | - | 4.94 | 137,418 |
| Andean Countries | 0 | - | 4.95 | 83,932 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,227 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,646 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,831 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,348 |
| Danube Countries | 0 | - | 4.97 | 71,662 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,547 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,053 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,647 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,729 |
| European Landlocked Countries | 0 | - | 4.99 | 146,778 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,138 |
| Countries with the Most Species | 0 | - | 4.99 | 102,906 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,263 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,432 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,587 |
