| World Capitals Quiz | 0 | - | 5.00 | 5,090,535 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,542 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,765 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,694 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,874 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,751 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,593 |
| Countries by Capital City | 0 | - | 5.00 | 68,870 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,518 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,949 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,532 |
| Moved Capital Cities | 0 | - | 4.96 | 74,442 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,701 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,636 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,618 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,188 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,039 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,989 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,554 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,832 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,534 |
| World Capitals by Map | 0 | - | 5.00 | 288,141 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,610 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,596 |
| Random Country to Capital | 0 | - | 4.98 | 924,304 |
| 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 | 88,359 |
| Capitals Starting With M | 0 | - | 4.93 | 108,274 |
| Capitals Starting With P | 0 | - | 4.88 | 78,480 |
| 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 | 91,461 |
| Capitals Starting With A | 0 | - | 4.97 | 128,443 |
| Capitals Starting With B | 0 | - | 4.89 | 118,856 |
| Capitals Starting With D | 0 | - | 4.93 | 96,745 |
| Former Capitals | 0 | - | 4.88 | 71,571 |
| Europe Capital to Country | 0 | - | 4.99 | 251,273 |
| Asia Capital to Country | 0 | - | 4.96 | 127,027 |
| Capital Cities Chain | 0 | - | 4.84 | 83,086 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,467 |
| European Capitals by Map | 0 | - | 4.99 | 140,911 |
| African Capitals by Map | 0 | - | 4.99 | 140,100 |
| Coldest World Capitals | 0 | - | 4.95 | 134,003 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,311 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,501 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,855 |
| European Coastal Capitals | 0 | - | 4.95 | 90,977 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,977 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,375 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,942 |
| 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 | 68,203 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,315 |
| Capital City Etymologies | 0 | - | 4.77 | 63,435 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,663 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,006 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,874 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,307 |
| 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 | 88,151 |
| 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 | 82,390 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,313 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,692 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,699 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,591 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,378 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,149 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,261 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,507 |
| Capitals of the Stans | 0 | - | 4.95 | 27,009 |
| 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 | 59,013 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,556 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,360 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,306 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,798 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,359 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,672 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,133 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,042 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,956 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,615 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,381 |
| National Subdivisions by Capital | 0 | - | 4.36 | 103,920 |
| 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 | 17,918 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,949 |
| 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 | 75,756 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,623 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,425 |
| Capitals Starting With N | 0 | - | 4.80 | 51,429 |
| Capitals Starting With V | 0 | - | 4.79 | 38,374 |
| Capitals Starting With C | 0 | - | 4.78 | 98,357 |
| 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 | 102,700 |
| Name a City - European Countries | 0 | - | 4.90 | 65,827 |
| Name a Valid World City | 0 | - | 4.83 | 71,614 |
| Cities by Former Name | 0 | - | 4.83 | 91,827 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,905 |
| 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 | 54,342 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,072 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,190 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,108 |
| 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 | 57,571 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,999 |
| 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 | 215,795 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,625 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,382 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,303 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,528 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,919 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,452 |
| Ancient City to Country | 0 | - | 4.70 | 108,200 |
| Official Cities in the UK | 0 | - | 4.89 | 285,028 |
| 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 | 44,741 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,072 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,224 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,259 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,785 |
| 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 | 94,361 |
| Capitals by River | 0 | - | 4.55 | 48,359 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.63 | 16,132 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,083 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,843 |
| The Only Country ... | 0 | - | 4.91 | 81,554 |
| 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 | 96,409 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,934 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,730 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,707 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,913 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,553 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,565 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 51,848 |
| 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 | 70,571 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,900 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,415 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,188 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,343 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,551 |
| Cities by Airports | 0 | - | 4.47 | 103,280 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,227 |
| Cities Chain #2 | 0 | - | 4.42 | 56,454 |
| Cities Chain #1 | 0 | - | 4.61 | 66,725 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,079 |
| 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 | 33,214 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,865 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,980 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 54,071 |
| 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 | 47,675,712 |
| Landlocked Countries | 0 | - | 4.99 | 423,160 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 580,986 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,649 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,788 |
| 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 | 1,694,626 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,138 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,938 |
