| North American Sports Cities | 0 | - | 4.83 | 172,530 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,364 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,642 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,309 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,905 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,342 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,430 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,492 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,604 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,367 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,180 |
| Countries by Capital City | 0 | - | 5.00 | 68,491 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,275 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,749 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,318 |
| Moved Capital Cities | 0 | - | 4.96 | 74,284 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,820 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,331 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,506 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,983 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,476 |
| Cities by Former Name | 0 | - | 4.83 | 91,646 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,443 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,715 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,316 |
| World Capitals by Map | 0 | - | 5.00 | 287,127 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,402 |
| Capitals Starting With H | 0 | - | 4.91 | 92,661 |
| Capitals Starting With K | 0 | - | 4.88 | 83,690 |
| Capitals Starting With L | 0 | - | 4.81 | 88,189 |
| Capitals Starting With M | 0 | - | 4.93 | 107,967 |
| Capitals Starting With P | 0 | - | 4.88 | 78,295 |
| Capitals Starting With R | 0 | - | 4.87 | 81,930 |
| Capitals Starting With S | 0 | - | 4.90 | 85,892 |
| Capitals Starting With T | 0 | - | 4.85 | 76,245 |
| Capitals Starting With W | 0 | - | 4.87 | 91,360 |
| Capitals Starting With A | 0 | - | 4.97 | 128,199 |
| Capitals Starting With B | 0 | - | 4.89 | 118,630 |
| Capitals Starting With D | 0 | - | 4.93 | 96,557 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,802 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,013 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,205 |
| Random Country to Capital | 0 | - | 4.98 | 921,777 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,251 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,437 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,917 |
| City by Football Clubs | 0 | - | 4.38 | 138,045 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,163 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,486 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,316 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,593 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,844 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,088 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,272 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,001 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,889 |
| Former Capitals | 0 | - | 4.88 | 71,497 |
| Europe Capital to Country | 0 | - | 4.99 | 250,633 |
| Asia Capital to Country | 0 | - | 4.96 | 126,765 |
| Capital Cities Chain | 0 | - | 4.83 | 82,851 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,052 |
| European Capitals by Map | 0 | - | 4.99 | 139,653 |
| African Capitals by Map | 0 | - | 4.99 | 134,052 |
| Coldest World Capitals | 0 | - | 4.95 | 133,614 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,555 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,207 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,540 |
| European Coastal Capitals | 0 | - | 4.95 | 90,722 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,634 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,492 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,300 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,883 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,682 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,020 |
| Boundary Waters | 0 | - | 4.92 | 88,520 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,217 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,196 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,838 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,538 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,530 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 47,278 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,048 |
| Ancient City to Country | 0 | - | 4.70 | 108,097 |
| Official Cities in the UK | 0 | - | 4.89 | 284,212 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,155 |
| City-States | 0 | - | 4.53 | 37,289 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,576 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,175 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,700 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,891 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,201 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,135 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,553 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,572 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,246 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,959 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,046 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,262 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,578 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,135 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,423 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,269 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,934 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,705 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,560 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,092 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,120 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,164 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,241 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,215 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,485 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,537 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,478 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,147 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,763 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,209 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,355 |
| The Only Country ... | 0 | - | 4.91 | 81,291 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,959 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,533,536 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,274 |
| Cities by Airports | 0 | - | 4.49 | 88,784 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,082 |
| Cities Chain #2 | 0 | - | 4.42 | 56,414 |
| Cities Chain #1 | 0 | - | 4.61 | 66,659 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,574 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,283 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,225 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,737 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,050 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,646 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,906 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,189 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,168 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,363 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,242 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,758 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,563 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,438 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,238 |
| Capitals Starting With N | 0 | - | 4.80 | 51,281 |
| Capitals Starting With V | 0 | - | 4.79 | 38,254 |
| Capitals Starting With C | 0 | - | 4.79 | 98,092 |
| Landlocked Countries | 0 | - | 4.99 | 421,371 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,673 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,960 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,314 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,322 |
| Cities with the Same Name | 0 | - | 3.94 | 36,686 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,813 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,402 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,987 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,628 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,638 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,452 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,796 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,118 |
| Cities by Initials | 0 | - | 4.12 | 24,582 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,368 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,505 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,239 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,620 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,827 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,635 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,562 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,434 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,734 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,735 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,592 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,315 |
| Random European Capital to Country | 0 | - | 4.98 | 191,070 |
| Random European Country to Capital | 0 | - | 4.93 | 165,287 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,540 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,864 |
| Random African Capital to Country | 0 | - | 4.97 | 100,803 |
| Random African Country to Capital | 0 | - | 4.94 | 71,326 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,436 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,149 |
| Himalayan Countries | 0 | - | 4.95 | 138,449 |
| Andean Countries | 0 | - | 4.93 | 84,449 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,651 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,615 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,283 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,687 |
| Danube Countries | 0 | - | 4.97 | 71,937 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,924 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,354 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,172 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,635 |
| European Landlocked Countries | 0 | - | 4.99 | 147,063 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,517 |
| Countries with the Most Species | 0 | - | 4.99 | 103,171 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,669 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,547 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,694 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,496 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,179 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,592 |
| Countries in the Alps | 0 | - | 4.87 | 118,102 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,659 |
