| North American Sports Cities | 0 | - | 4.83 | 172,529 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,363 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,574 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,307 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,864 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,340 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,426 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,491 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,602 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,363 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,179 |
| Countries by Capital City | 0 | - | 5.00 | 68,487 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,274 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,748 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,317 |
| Moved Capital Cities | 0 | - | 4.96 | 74,284 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,815 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,330 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,506 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,981 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,475 |
| Cities by Former Name | 0 | - | 4.83 | 91,643 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,441 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,714 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,316 |
| World Capitals by Map | 0 | - | 5.00 | 287,122 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,402 |
| Capitals Starting With H | 0 | - | 4.91 | 92,658 |
| Capitals Starting With K | 0 | - | 4.88 | 83,688 |
| Capitals Starting With L | 0 | - | 4.81 | 88,188 |
| Capitals Starting With M | 0 | - | 4.93 | 107,965 |
| Capitals Starting With P | 0 | - | 4.88 | 78,291 |
| Capitals Starting With R | 0 | - | 4.87 | 81,927 |
| Capitals Starting With S | 0 | - | 4.90 | 85,891 |
| Capitals Starting With T | 0 | - | 4.85 | 76,244 |
| Capitals Starting With W | 0 | - | 4.87 | 91,359 |
| Capitals Starting With A | 0 | - | 4.97 | 128,196 |
| Capitals Starting With B | 0 | - | 4.89 | 118,626 |
| Capitals Starting With D | 0 | - | 4.93 | 96,555 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,790 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,999 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,171 |
| Random Country to Capital | 0 | - | 4.98 | 921,765 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,251 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,436 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,916 |
| City by Football Clubs | 0 | - | 4.38 | 138,040 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,162 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,485 |
| 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 | 110,841 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,085 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,267 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,000 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,886 |
| Former Capitals | 0 | - | 4.88 | 71,497 |
| Europe Capital to Country | 0 | - | 4.99 | 250,623 |
| Asia Capital to Country | 0 | - | 4.96 | 126,764 |
| Capital Cities Chain | 0 | - | 4.83 | 82,850 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,049 |
| European Capitals by Map | 0 | - | 4.99 | 139,645 |
| African Capitals by Map | 0 | - | 4.99 | 134,047 |
| Coldest World Capitals | 0 | - | 4.95 | 133,613 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,553 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,201 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,540 |
| European Coastal Capitals | 0 | - | 4.95 | 90,716 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,634 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,467 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,294 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,881 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,679 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,016 |
| 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 | 47,268 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,045 |
| Ancient City to Country | 0 | - | 4.70 | 108,095 |
| Official Cities in the UK | 0 | - | 4.89 | 284,203 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,155 |
| City-States | 0 | - | 4.53 | 37,288 |
| 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 | 48,889 |
| 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 | 57,245 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,958 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,032 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,258 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,578 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,132 |
| 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 | 57,704 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,556 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,087 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,118 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,162 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,240 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,215 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,484 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,535 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,477 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,146 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,762 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,209 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,353 |
| The Only Country ... | 0 | - | 4.91 | 81,290 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,959 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,532,611 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,272 |
| Cities by Airports | 0 | - | 4.49 | 88,783 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,079 |
| Cities Chain #2 | 0 | - | 4.42 | 56,414 |
| Cities Chain #1 | 0 | - | 4.61 | 66,659 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,568 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,281 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,225 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,725 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,049 |
| 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 | 53,362 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,240 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,754 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,559 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,437 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,236 |
| Capitals Starting With N | 0 | - | 4.80 | 51,280 |
| Capitals Starting With V | 0 | - | 4.79 | 38,253 |
| Capitals Starting With C | 0 | - | 4.79 | 98,089 |
| Landlocked Countries | 0 | - | 4.99 | 421,354 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,672 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,958 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,314 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,317 |
| 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 | 100,636 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,452 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,794 |
| 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 | 106,367 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,504 |
| 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 | 17,826 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,628 |
| 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 | 75,590 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,312 |
| 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 | 96,538 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,859 |
| Random African Capital to Country | 0 | - | 4.97 | 100,802 |
| Random African Country to Capital | 0 | - | 4.94 | 71,326 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,434 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,139 |
| Himalayan Countries | 0 | - | 4.95 | 138,445 |
| Andean Countries | 0 | - | 4.93 | 84,445 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,650 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,613 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,281 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,683 |
| Danube Countries | 0 | - | 4.97 | 71,936 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,924 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,350 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,165 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,628 |
| European Landlocked Countries | 0 | - | 4.99 | 147,062 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,514 |
| Countries with the Most Species | 0 | - | 4.99 | 103,169 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,668 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,547 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,691 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,495 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,176 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,591 |
| Countries in the Alps | 0 | - | 4.87 | 118,099 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,651 |
