| World Capitals Quiz | 0 | - | 5.00 | 5,090,448 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,505 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,764 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,692 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,874 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,745 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,588 |
| Countries by Capital City | 0 | - | 5.00 | 68,865 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,515 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,947 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,532 |
| 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 | 332,629 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,618 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,187 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,029 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,956 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,553 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,832 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,531 |
| World Capitals by Map | 0 | - | 5.00 | 288,129 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,610 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,570 |
| Random Country to Capital | 0 | - | 4.98 | 924,268 |
| Capitals Starting With H | 0 | - | 4.91 | 92,839 |
| Capitals Starting With K | 0 | - | 4.88 | 83,888 |
| Capitals Starting With L | 0 | - | 4.81 | 88,357 |
| Capitals Starting With M | 0 | - | 4.93 | 108,272 |
| Capitals Starting With P | 0 | - | 4.88 | 78,479 |
| Capitals Starting With R | 0 | - | 4.87 | 82,083 |
| Capitals Starting With S | 0 | - | 4.90 | 86,066 |
| Capitals Starting With T | 0 | - | 4.85 | 76,409 |
| Capitals Starting With W | 0 | - | 4.87 | 91,458 |
| Capitals Starting With A | 0 | - | 4.97 | 128,440 |
| Capitals Starting With B | 0 | - | 4.89 | 118,854 |
| Capitals Starting With D | 0 | - | 4.93 | 96,745 |
| Former Capitals | 0 | - | 4.88 | 71,570 |
| Europe Capital to Country | 0 | - | 4.99 | 251,269 |
| Asia Capital to Country | 0 | - | 4.96 | 127,021 |
| Capital Cities Chain | 0 | - | 4.84 | 83,078 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,463 |
| European Capitals by Map | 0 | - | 4.99 | 140,899 |
| African Capitals by Map | 0 | - | 4.99 | 140,023 |
| Coldest World Capitals | 0 | - | 4.95 | 134,001 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,301 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,494 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,850 |
| European Coastal Capitals | 0 | - | 4.95 | 90,973 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,970 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,372 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,935 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,991 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,876 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,229 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,193 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,299 |
| Capital City Etymologies | 0 | - | 4.77 | 63,435 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,663 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,003 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,873 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,305 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,683 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,450 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,149 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,770 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,946 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,390 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,313 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,690 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,696 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,588 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,378 |
| 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 | 81,506 |
| Capitals of the Stans | 0 | - | 4.95 | 27,008 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,568 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,259 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,013 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,548 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,357 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,303 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,796 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,358 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,669 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,126 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,035 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,951 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,614 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,380 |
| National Subdivisions by Capital | 0 | - | 4.36 | 103,834 |
| 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 | 66,674 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,917 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,944 |
| 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 | 75,753 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,619 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,424 |
| Capitals Starting With N | 0 | - | 4.80 | 51,428 |
| Capitals Starting With V | 0 | - | 4.79 | 38,373 |
| Capitals Starting With C | 0 | - | 4.78 | 98,354 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,534 |
| North American Sports Cities | 0 | - | 4.83 | 172,797 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,451 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,698 |
| Name a City - European Countries | 0 | - | 4.90 | 65,825 |
| Name a Valid World City | 0 | - | 4.83 | 71,610 |
| Cities by Former Name | 0 | - | 4.83 | 91,822 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,904 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,080 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,455 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,342 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,067 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,189 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,106 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,216 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,283 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,571 |
| 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 | 95,663 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,122 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,567 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,790 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,618 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,381 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,301 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,528 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,917 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,449 |
| Ancient City to Country | 0 | - | 4.70 | 108,199 |
| Official Cities in the UK | 0 | - | 4.89 | 285,022 |
| City-States | 0 | - | 4.53 | 37,334 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,405 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,740 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,071 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,224 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,258 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,783 |
| 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 | 48,035 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,063 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,230 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,331 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,424 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,360 |
| Capitals by River | 0 | - | 4.55 | 48,359 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.63 | 16,130 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,080 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,842 |
| The Only Country ... | 0 | - | 4.91 | 81,552 |
| Boundary Waters | 0 | - | 4.92 | 88,637 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,310 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,407 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,932 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,729 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,704 |
| 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 | 51,784 |
| 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 | 70,563 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,891 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,411 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,188 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,342 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,550 |
| Cities by Airports | 0 | - | 4.47 | 103,264 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,224 |
| Cities Chain #2 | 0 | - | 4.42 | 56,453 |
| Cities Chain #1 | 0 | - | 4.61 | 66,725 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,075 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,284 |
| 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 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,864 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,980 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 54,070 |
| World Capitals by a Single Clue #4 | 0 | - | 4.42 | 45,558 |
| World Capitals by a Single Clue #1 | 0 | - | 4.52 | 56,321 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,674,579 |
| Landlocked Countries | 0 | - | 4.99 | 423,144 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 580,921 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,649 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,787 |
| 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 | 1,694,614 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,138 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,938 |
