| World Capitals Quiz | 0 | - | 5.00 | 5,108,734 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,391 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,489 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,430 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,310 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,426 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,588 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,376 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,424 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,012 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,257 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,292 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,214 |
| Countries by Capital City | 0 | - | 5.00 | 69,474 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,909 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,271 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,057 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,859 |
| Moved Capital Cities | 0 | - | 4.96 | 74,680 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,832 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,103 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,495 |
| North American Sports Cities | 0 | - | 4.82 | 173,192 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,576 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,066 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,484 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,980 |
| Name a City - European Countries | 0 | - | 4.89 | 66,235 |
| Cities by Former Name | 0 | - | 4.83 | 92,096 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,209 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,179 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,941 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,002 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,885 |
| World Capitals by Map | 0 | - | 5.00 | 289,591 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,853 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,391 |
| Random Country to Capital | 0 | - | 4.98 | 928,865 |
| Capitals Starting With H | 0 | - | 4.91 | 93,369 |
| Capitals Starting With K | 0 | - | 4.88 | 84,443 |
| Capitals Starting With M | 0 | - | 4.94 | 109,239 |
| Capitals Starting With P | 0 | - | 4.88 | 79,039 |
| Capitals Starting With R | 0 | - | 4.88 | 82,535 |
| Capitals Starting With S | 0 | - | 4.90 | 86,609 |
| Capitals Starting With T | 0 | - | 4.86 | 76,872 |
| Capitals Starting With W | 0 | - | 4.87 | 91,755 |
| Capitals Starting With A | 0 | - | 4.97 | 129,164 |
| Capitals Starting With B | 0 | - | 4.89 | 119,556 |
| Capitals Starting With D | 0 | - | 4.94 | 97,246 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.98 | 110,033 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,741 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,324 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,754 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,117 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,231 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,797 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,546 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,965 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,571 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,136 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,719 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,612 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,872 |
| Former Capitals | 0 | - | 4.88 | 71,693 |
| Europe Capital to Country | 0 | - | 4.99 | 252,237 |
| Asia Capital to Country | 0 | - | 4.96 | 127,603 |
| Capital Cities Chain | 0 | - | 4.84 | 83,427 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,064 |
| European Capitals by Map | 0 | - | 4.99 | 142,241 |
| African Capitals by Map | 0 | - | 4.99 | 142,317 |
| Coldest World Capitals | 0 | - | 4.95 | 134,185 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,974 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,948 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,238 |
| European Coastal Capitals | 0 | - | 4.95 | 91,363 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,218 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,872 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,892 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,194 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,191 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,615 |
| Countries with Glaciers | 0 | - | 4.97 | 105,831 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,763 |
| Countries with the Most Forest | 0 | - | 4.87 | 148,120 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,192 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,988 |
| Official Cities in the UK | 0 | - | 4.89 | 286,468 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,870 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,158 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,344 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,285 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,628 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,185 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,426 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,871 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,357 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,607 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,991 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,948 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,803 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,609 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,972 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,741 |
| The Only Country ... | 0 | - | 4.91 | 81,934 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,482 |
| Orthodox Countries | 0 | - | 4.92 | 132,852 |
| Battle to Country | 0 | - | 4.91 | 54,007 |
| Monarchies of Europe | 0 | - | 4.90 | 98,919 |
| Monarchies of Asia | 0 | - | 4.97 | 71,531 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,311 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,594 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,730 |
| Ancient City to Country | 0 | - | 4.72 | 108,368 |
| City-States | 0 | - | 4.53 | 37,415 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,514 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,824 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,625 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,284 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,151 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,265 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,596 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,283 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,094 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,714 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,497 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,135 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,710 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,568 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,313 |
| Capitals of the Stans | 0 | - | 4.95 | 27,178 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,002 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,020 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,411 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,480 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,781 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,026 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,589 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,625 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,144 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,204 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,605 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,989 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,031 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,420 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,089 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,148 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,137 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,713 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,039 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,884 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,691 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,921 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,806 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,383 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,449 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,878 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,955 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,847 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,777 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 60,189 |
| Boundary Waters | 0 | - | 4.92 | 88,790 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,428 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,744 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,398 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,999 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,479 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,882 |
| Cities by Airports | 0 | - | 4.48 | 104,079 |
| Important Cities in WWII | 0 | - | 4.42 | 93,951 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,439 |
| Cities Chain #2 | 0 | - | 4.42 | 56,530 |
| Cities Chain #1 | 0 | - | 4.61 | 66,833 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,837 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,360 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,368 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,171 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,271 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,326 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,282 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,490 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,491 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,109 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,115 |
| Random European Capital to Country | 0 | - | 4.98 | 192,214 |
| Random European Country to Capital | 0 | - | 4.93 | 165,966 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,012 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,485 |
| Random African Capital to Country | 0 | - | 4.97 | 101,391 |
| Random African Country to Capital | 0 | - | 4.95 | 71,780 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,589 |
| Capitals Starting With L | 0 | - | 4.80 | 95,916 |
| Capitals Starting With N | 0 | - | 4.80 | 51,929 |
| Capitals Starting With V | 0 | - | 4.80 | 38,674 |
| Capitals Starting With C | 0 | - | 4.78 | 99,054 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,403 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,910,359 |
| Landlocked Countries | 0 | - | 4.99 | 426,362 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,540 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,564 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,913 |