| North American Sports Cities | 0 | - | 4.83 | 172,278 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,292 |
| World Capitals Quiz | 0 | - | 5.00 | 5,069,061 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,865 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,851 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,010 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,134 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,328 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,408 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,124 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,862 |
| Countries by Capital City | 0 | - | 5.00 | 68,127 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,096 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,577 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,092 |
| Moved Capital Cities | 0 | - | 4.96 | 74,137 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,046 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,832 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,327 |
| Cities by Former Name | 0 | - | 4.83 | 91,515 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,366 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,624 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,082 |
| World Capitals by Map | 0 | - | 5.00 | 286,070 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,244 |
| Capitals Starting With H | 0 | - | 4.91 | 92,463 |
| Capitals Starting With K | 0 | - | 4.88 | 83,261 |
| Capitals Starting With L | 0 | - | 4.81 | 87,984 |
| Capitals Starting With M | 0 | - | 4.93 | 107,658 |
| Capitals Starting With P | 0 | - | 4.88 | 78,117 |
| Capitals Starting With R | 0 | - | 4.87 | 81,749 |
| Capitals Starting With S | 0 | - | 4.90 | 85,692 |
| Capitals Starting With T | 0 | - | 4.85 | 76,097 |
| Capitals Starting With W | 0 | - | 4.87 | 91,240 |
| Capitals Starting With A | 0 | - | 4.97 | 127,783 |
| Capitals Starting With B | 0 | - | 4.89 | 118,366 |
| Capitals Starting With D | 0 | - | 4.93 | 96,339 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,926 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,116 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,895 |
| Random Country to Capital | 0 | - | 4.98 | 919,656 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,235 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,357 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,845 |
| American Cities by Stadium | 0 | - | 4.02 | 36,536 |
| City by Football Clubs | 0 | - | 4.38 | 137,900 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,134 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,415 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,101 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,540 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,571 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,900 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,990 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,817 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,754 |
| Former Capitals | 0 | - | 4.88 | 71,423 |
| Europe Capital to Country | 0 | - | 4.99 | 249,879 |
| Asia Capital to Country | 0 | - | 4.96 | 126,579 |
| Capital Cities Chain | 0 | - | 4.83 | 82,659 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,759 |
| European Capitals by Map | 0 | - | 4.99 | 138,929 |
| African Capitals by Map | 0 | - | 4.99 | 133,627 |
| Coldest World Capitals | 0 | - | 4.95 | 133,526 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,246 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,999 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,343 |
| European Coastal Capitals | 0 | - | 4.95 | 90,516 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,552 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,621 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,810 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,799 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,486 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,810 |
| Boundary Waters | 0 | - | 4.92 | 88,431 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,126 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,012 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,788 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,523 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,486 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,682 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,916 |
| Ancient City to Country | 0 | - | 4.70 | 107,991 |
| Official Cities in the UK | 0 | - | 4.89 | 283,432 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,144 |
| City-States | 0 | - | 4.53 | 37,248 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,570 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,115 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,655 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,712 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,180 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,106 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,533 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,499 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,229 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,892 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,010 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,463 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,399 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,970 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,162 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,973 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,781 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,641 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,307 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,706 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 66,901 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,031 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,140 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,130 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,262 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,376 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,347 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,028 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,473 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,169 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,242 |
| The Only Country ... | 0 | - | 4.91 | 80,943 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,822 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,401,730 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,200 |
| Cities by Airports | 0 | - | 4.49 | 88,695 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,952 |
| Cities Chain #2 | 0 | - | 4.42 | 56,346 |
| Cities Chain #1 | 0 | - | 4.61 | 66,603 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,910 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,082 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,189 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,389 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,694 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,546 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,708 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,033 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,132 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,336 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 132,917 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,491 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,263 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,277 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,119 |
| Capitals Starting With N | 0 | - | 4.80 | 51,126 |
| Capitals Starting With V | 0 | - | 4.79 | 38,128 |
| Capitals Starting With C | 0 | - | 4.79 | 97,796 |
| Landlocked Countries | 0 | - | 4.99 | 419,775 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,549 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,743 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,833 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,053 |
| Cities with the Same Name | 0 | - | 3.94 | 36,676 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,803 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,393 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,981 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,614 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,547 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,429 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,772 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,096 |
| Cities by Initials | 0 | - | 4.12 | 24,560 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,902 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,319 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,465 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,192 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,581 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,741 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,362 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,486 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,421 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,619 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,718 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,428 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,020 |
| Random European Capital to Country | 0 | - | 4.98 | 190,777 |
| Random European Country to Capital | 0 | - | 4.93 | 164,981 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,372 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,694 |
| Random African Capital to Country | 0 | - | 4.97 | 100,656 |
| Random African Country to Capital | 0 | - | 4.94 | 71,170 |
| Melbourne Suburbs | 0 | - | 4.85 | 53,029 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,350 |
| Himalayan Countries | 0 | - | 4.95 | 137,782 |
| Andean Countries | 0 | - | 4.95 | 84,107 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,342 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,886 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,973 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,452 |
| Danube Countries | 0 | - | 4.97 | 71,747 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,674 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,146 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,816 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,891 |
| European Landlocked Countries | 0 | - | 4.99 | 146,869 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,253 |
| Countries with the Most Species | 0 | - | 4.99 | 103,014 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,411 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,458 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,625 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,376 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,047 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,446 |
| Countries in the Alps | 0 | - | 4.87 | 117,832 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,224 |
