| World Capitals Quiz | 0 | - | 5.00 | 5,090,616 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,581 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,770 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,696 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,876 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,756 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,595 |
| Countries by Capital City | 0 | - | 5.00 | 68,875 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,519 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,954 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,535 |
| Moved Capital Cities | 0 | - | 4.96 | 74,446 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,701 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,644 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,618 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,190 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,047 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,009 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,554 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,834 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,536 |
| World Capitals by Map | 0 | - | 5.00 | 288,146 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,611 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,619 |
| Random Country to Capital | 0 | - | 4.98 | 924,325 |
| Capitals Starting With H | 0 | - | 4.91 | 92,841 |
| Capitals Starting With K | 0 | - | 4.88 | 83,889 |
| Capitals Starting With L | 0 | - | 4.81 | 88,361 |
| Capitals Starting With M | 0 | - | 4.93 | 108,275 |
| Capitals Starting With P | 0 | - | 4.88 | 78,481 |
| Capitals Starting With R | 0 | - | 4.87 | 82,083 |
| Capitals Starting With S | 0 | - | 4.90 | 86,067 |
| Capitals Starting With T | 0 | - | 4.85 | 76,409 |
| Capitals Starting With W | 0 | - | 4.87 | 91,461 |
| Capitals Starting With A | 0 | - | 4.97 | 128,447 |
| Capitals Starting With B | 0 | - | 4.89 | 118,858 |
| Capitals Starting With D | 0 | - | 4.93 | 96,748 |
| Former Capitals | 0 | - | 4.88 | 71,571 |
| Europe Capital to Country | 0 | - | 4.99 | 251,289 |
| Asia Capital to Country | 0 | - | 4.96 | 127,030 |
| Capital Cities Chain | 0 | - | 4.84 | 83,087 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,469 |
| European Capitals by Map | 0 | - | 4.99 | 140,920 |
| African Capitals by Map | 0 | - | 4.99 | 140,161 |
| Coldest World Capitals | 0 | - | 4.95 | 134,004 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,324 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,505 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,857 |
| European Coastal Capitals | 0 | - | 4.95 | 90,978 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,986 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,379 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,951 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,991 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,877 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,232 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,205 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,326 |
| Capital City Etymologies | 0 | - | 4.77 | 63,435 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,664 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,009 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,875 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,309 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,688 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,451 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,153 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,771 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,952 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,391 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,314 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,694 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,700 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,592 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,379 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,153 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,262 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,507 |
| Capitals of the Stans | 0 | - | 4.95 | 27,011 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,569 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,259 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,014 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,560 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,363 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,306 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,805 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,362 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,672 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,136 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,047 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,957 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,617 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,381 |
| National Subdivisions by Capital | 0 | - | 4.36 | 103,993 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,290 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,214 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,675 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,919 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,954 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,436 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,673 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,449 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,772 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,758 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,623 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,426 |
| Capitals Starting With N | 0 | - | 4.80 | 51,430 |
| Capitals Starting With V | 0 | - | 4.79 | 38,375 |
| Capitals Starting With C | 0 | - | 4.78 | 98,362 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,537 |
| North American Sports Cities | 0 | - | 4.83 | 172,798 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,451 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,702 |
| Name a City - European Countries | 0 | - | 4.90 | 65,833 |
| Name a Valid World City | 0 | - | 4.83 | 71,616 |
| Cities by Former Name | 0 | - | 4.83 | 91,828 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,906 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,081 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,455 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,347 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,073 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,190 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,111 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,217 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,283 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,572 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,001 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,193 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,664 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,127 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,574 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,803 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,629 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,384 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,307 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,530 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,939 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,458 |
| Ancient City to Country | 0 | - | 4.70 | 108,202 |
| Official Cities in the UK | 0 | - | 4.89 | 285,036 |
| City-States | 0 | - | 4.53 | 37,335 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,405 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,742 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,074 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,224 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,261 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,787 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,173 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,510 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,037 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,063 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,231 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,331 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,425 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,364 |
| Capitals by River | 0 | - | 4.55 | 48,361 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.63 | 16,132 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,088 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,843 |
| The Only Country ... | 0 | - | 4.91 | 81,557 |
| Boundary Waters | 0 | - | 4.92 | 88,639 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,310 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,410 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,939 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,730 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,708 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,913 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,554 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,566 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 51,941 |
| 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 | 70,574 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,918 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,417 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,188 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,344 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,557 |
| Cities by Airports | 0 | - | 4.47 | 103,295 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,230 |
| Cities Chain #2 | 0 | - | 4.42 | 56,457 |
| Cities Chain #1 | 0 | - | 4.61 | 66,725 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,081 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,285 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,740 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,208 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,215 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,867 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,980 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 54,072 |
| World Capitals by a Single Clue #4 | 0 | - | 4.42 | 45,558 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,322 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,677,111 |
| Landlocked Countries | 0 | - | 4.99 | 423,178 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 581,040 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,649 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,789 |
| 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 | 1,694,647 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,138 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,938 |
