| World Capitals Quiz | 0 | - | 5.00 | 5,096,664 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,919 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,006 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,934 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,816 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,003 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,943 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,825 |
| Countries by Capital City | 0 | - | 5.00 | 69,108 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,676 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,070 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,643 |
| Moved Capital Cities | 0 | - | 4.96 | 74,534 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,168 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,658 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,294 |
| North American Sports Cities | 0 | - | 4.83 | 172,959 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,501 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,800 |
| Name a City - European Countries | 0 | - | 4.90 | 65,963 |
| Cities by Former Name | 0 | - | 4.83 | 91,915 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,608 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,888 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,639 |
| World Capitals by Map | 0 | - | 5.00 | 288,667 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,690 |
| Capitals Starting With H | 0 | - | 4.91 | 92,970 |
| Capitals Starting With K | 0 | - | 4.88 | 84,019 |
| Capitals Starting With L | 0 | - | 4.81 | 90,257 |
| Capitals Starting With M | 0 | - | 4.93 | 108,507 |
| Capitals Starting With P | 0 | - | 4.88 | 78,609 |
| Capitals Starting With R | 0 | - | 4.88 | 82,174 |
| Capitals Starting With S | 0 | - | 4.90 | 86,192 |
| Capitals Starting With T | 0 | - | 4.85 | 76,505 |
| Capitals Starting With W | 0 | - | 4.87 | 91,518 |
| Capitals Starting With A | 0 | - | 4.97 | 128,635 |
| Capitals Starting With B | 0 | - | 4.89 | 119,035 |
| Capitals Starting With D | 0 | - | 4.93 | 96,856 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,924 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,194 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,312 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,510 |
| Random Country to Capital | 0 | - | 4.98 | 925,656 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,296 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,631 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,036 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,210 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,644 |
| Largest City by Island | 0 | - | 4.87 | 72,286 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,710 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,263 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,725 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,081 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,818 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,500 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,431 |
| Former Capitals | 0 | - | 4.88 | 71,615 |
| Europe Capital to Country | 0 | - | 4.99 | 251,625 |
| Asia Capital to Country | 0 | - | 4.96 | 127,222 |
| Capital Cities Chain | 0 | - | 4.84 | 83,201 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,674 |
| European Capitals by Map | 0 | - | 4.99 | 141,492 |
| African Capitals by Map | 0 | - | 4.99 | 141,540 |
| Coldest World Capitals | 0 | - | 4.95 | 134,071 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,639 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,661 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,999 |
| European Coastal Capitals | 0 | - | 4.95 | 91,110 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,084 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,851 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,346 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,062 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,980 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,385 |
| African Island Countries | 0 | - | 4.96 | 102,247 |
| Islands by Country #1 | 0 | - | 4.90 | 176,040 |
| International Suburbs Quiz | 0 | - | 4.24 | 10,126 |
| Boundary Waters | 0 | - | 4.92 | 88,693 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,347 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,510 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,970 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,567 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,593 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.37 | 53,573 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,559 |
| Ancient City to Country | 0 | - | 4.70 | 108,258 |
| Official Cities in the UK | 0 | - | 4.89 | 285,519 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,185 |
| City-States | 0 | - | 4.53 | 37,368 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,596 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,446 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,772 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,162 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,236 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,192 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,579 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,702 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,272 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,042 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,968 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,564 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,006 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,423 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,870 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,532 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,266 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,805 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,104 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,347 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,783 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,481 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,402 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,473 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,380 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,790 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,801 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,653 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,452 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,336 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,282 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,590 |
| The Only Country ... | 0 | - | 4.91 | 81,677 |
| Richest Island Countries | 0 | - | 4.85 | 101,035 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,753,354 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,394 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,681 |
| Cities by Airports | 0 | - | 4.47 | 103,804 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,293 |
| Cities Chain #2 | 0 | - | 4.42 | 56,481 |
| Cities Chain #1 | 0 | - | 4.61 | 66,767 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,346 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,725 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,317 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,462 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,631 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,052 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,233 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,337 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,464 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,238 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,457 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,893 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,399 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,295 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,133 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,723 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,456 |
| Capitals Starting With N | 0 | - | 4.80 | 51,540 |
| Capitals Starting With V | 0 | - | 4.79 | 38,457 |
| Capitals Starting With C | 0 | - | 4.78 | 98,522 |
| Landlocked Countries | 0 | - | 4.99 | 424,099 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,832 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,246 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,755 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,774 |
| Cities with the Same Name | 0 | - | 3.94 | 36,713 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,832 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,430 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,000 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,656 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,850 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,529 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,891 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,147 |
| Cities by Initials | 0 | - | 4.12 | 24,620 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,946 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,448 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,361 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,319 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,693 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,984 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,196 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,729 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,461 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,954 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,789 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,867 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,795 |
| Random European Capital to Country | 0 | - | 4.98 | 191,859 |
| Random European Country to Capital | 0 | - | 4.93 | 165,676 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,884 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,275 |
| Random African Capital to Country | 0 | - | 4.97 | 101,158 |
| Random African Country to Capital | 0 | - | 4.94 | 71,628 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,012 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,459 |
| Himalayan Countries | 0 | - | 4.94 | 139,628 |
| Andean Countries | 0 | - | 4.94 | 85,109 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,297 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,532 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,864 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,157 |
| Danube Countries | 0 | - | 4.97 | 72,235 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,359 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,658 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,775 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,265 |
| European Landlocked Countries | 0 | - | 4.99 | 147,411 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,021 |
| Countries with the Most Species | 0 | - | 4.99 | 103,446 |
