| World Capitals Quiz | 0 | - | 5.00 | 5,090,364 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,454 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,793 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,761 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,692 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,871 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,742 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,584 |
| Countries by Capital City | 0 | - | 5.00 | 68,860 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,511 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,946 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,531 |
| Moved Capital Cities | 0 | - | 4.96 | 74,441 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,700 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,622 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,616 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,187 |
| North American Sports Cities | 0 | - | 4.83 | 172,792 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,449 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,696 |
| Name a City - European Countries | 0 | - | 4.90 | 65,824 |
| Cities by Former Name | 0 | - | 4.83 | 91,817 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,012 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,922 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,553 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,831 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,529 |
| World Capitals by Map | 0 | - | 5.00 | 288,118 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,608 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,543 |
| Random Country to Capital | 0 | - | 4.98 | 924,243 |
| Capitals Starting With H | 0 | - | 4.91 | 92,838 |
| Capitals Starting With K | 0 | - | 4.88 | 83,887 |
| Capitals Starting With L | 0 | - | 4.81 | 88,356 |
| Capitals Starting With M | 0 | - | 4.93 | 108,268 |
| Capitals Starting With P | 0 | - | 4.88 | 78,478 |
| Capitals Starting With R | 0 | - | 4.87 | 82,082 |
| Capitals Starting With S | 0 | - | 4.90 | 86,064 |
| Capitals Starting With T | 0 | - | 4.85 | 76,407 |
| Capitals Starting With W | 0 | - | 4.87 | 91,458 |
| Capitals Starting With A | 0 | - | 4.97 | 128,437 |
| Capitals Starting With B | 0 | - | 4.89 | 118,851 |
| Capitals Starting With D | 0 | - | 4.93 | 96,743 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,283 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,569 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,998 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,193 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,660 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,118 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,562 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,783 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,616 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,377 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,299 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,525 |
| Former Capitals | 0 | - | 4.88 | 71,566 |
| Europe Capital to Country | 0 | - | 4.99 | 251,261 |
| Asia Capital to Country | 0 | - | 4.96 | 127,016 |
| Capital Cities Chain | 0 | - | 4.84 | 83,076 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,458 |
| European Capitals by Map | 0 | - | 4.99 | 140,888 |
| African Capitals by Map | 0 | - | 4.99 | 139,957 |
| Coldest World Capitals | 0 | - | 4.95 | 134,001 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,292 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,490 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,848 |
| European Coastal Capitals | 0 | - | 4.95 | 90,970 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,968 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,365 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,934 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,988 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,875 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,225 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,445 |
| Ancient City to Country | 0 | - | 4.70 | 108,198 |
| Official Cities in the UK | 0 | - | 4.89 | 284,994 |
| City-States | 0 | - | 4.53 | 37,334 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,404 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,739 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,071 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,224 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,783 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,173 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,568 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,663 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,259 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,013 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,283 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,992 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,873 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,301 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,683 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,446 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,148 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,769 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,942 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,539 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,355 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,302 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,389 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,309 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,688 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,693 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,587 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,376 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,148 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,261 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,505 |
| The Only Country ... | 0 | - | 4.91 | 81,545 |
| Capitals of the Stans | 0 | - | 4.95 | 27,005 |
| Boundary Waters | 0 | - | 4.92 | 88,636 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,309 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,405 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,931 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,728 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,701 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,910 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,553 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,564 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 51,727 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,173 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,592 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,558 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,877 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,410 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,187 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,356 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,667 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,115 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,030 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,948 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,611 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,377 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,005 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,341 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,550 |
| Cities by Airports | 0 | - | 4.47 | 103,245 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,222 |
| Cities Chain #2 | 0 | - | 4.42 | 56,453 |
| Cities Chain #1 | 0 | - | 4.61 | 66,725 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,070 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,282 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,739 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,208 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,212 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,214 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,436 |
| Capitals Starting With N | 0 | - | 4.80 | 51,426 |
| Capitals Starting With V | 0 | - | 4.79 | 38,372 |
| Capitals Starting With C | 0 | - | 4.78 | 98,351 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,673,371 |
| Landlocked Countries | 0 | - | 4.99 | 423,126 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 580,876 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,649 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,786 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,518 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,878 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,596 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,138 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,938 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,419 |
| National Subdivisions by Capital | 0 | - | 4.36 | 103,750 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,290 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,674 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,916 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,941 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,669 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,449 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,884 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,772 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,751 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,617 |
| Random European Capital to Country | 0 | - | 4.98 | 191,662 |
| Random European Country to Capital | 0 | - | 4.93 | 165,541 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,813 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,156 |
| Random African Capital to Country | 0 | - | 4.97 | 101,038 |
| Random African Country to Capital | 0 | - | 4.94 | 71,515 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,423 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,821 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,786,728 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,774 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,143 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,589 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,607 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,602 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,451 |
| Cities with the Same Name | 0 | - | 3.94 | 36,704 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,820 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,416 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,995 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,517 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,371 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,146 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,461 |
| Cities in European History #1 | 0 | - | 4.63 | 134,338 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,619 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,400 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,824 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,922 |
