| Countries of the World Quiz | 0 | - | 5.00 | 47,528,290 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,217 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,717 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,786 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,879 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,210 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,041 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,172 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,327 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,413 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,487 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,598 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,354 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,173 |
| Countries by Capital City | 0 | - | 5.00 | 68,471 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,267 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,744 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,310 |
| Moved Capital Cities | 0 | - | 4.96 | 74,281 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,226 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,635 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,232 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,778 |
| Cities by Airports | 0 | - | 4.49 | 88,780 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,634 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,359 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,559 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,298 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,506 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,971 |
| North American Sports Cities | 0 | - | 4.83 | 172,524 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,363 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,469 |
| Name a City - European Countries | 0 | - | 4.90 | 65,495 |
| Cities by Former Name | 0 | - | 4.83 | 91,637 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,725 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,925 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,439 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,713 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,309 |
| World Capitals by Map | 0 | - | 5.00 | 287,096 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,393 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,056 |
| Random Country to Capital | 0 | - | 4.98 | 921,702 |
| Capitals Starting With H | 0 | - | 4.91 | 92,655 |
| Capitals Starting With K | 0 | - | 4.88 | 83,680 |
| Capitals Starting With L | 0 | - | 4.81 | 88,183 |
| Capitals Starting With M | 0 | - | 4.93 | 107,956 |
| Capitals Starting With P | 0 | - | 4.88 | 78,286 |
| Capitals Starting With R | 0 | - | 4.87 | 81,924 |
| Capitals Starting With S | 0 | - | 4.90 | 85,888 |
| Capitals Starting With T | 0 | - | 4.85 | 76,242 |
| Capitals Starting With W | 0 | - | 4.87 | 91,357 |
| Capitals Starting With A | 0 | - | 4.97 | 128,189 |
| Capitals Starting With B | 0 | - | 4.89 | 118,617 |
| Capitals Starting With D | 0 | - | 4.93 | 96,548 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 136,003 |
| Countries with the Most Airports | 0 | - | 4.96 | 99,048 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 125,698 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 121,665 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,166 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,903 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,250 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,432 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,914 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,160 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,592 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,838 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,081 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,286 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,254 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,998 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,884 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,307 |
| Former Capitals | 0 | - | 4.88 | 71,493 |
| Europe Capital to Country | 0 | - | 4.99 | 250,593 |
| Asia Capital to Country | 0 | - | 4.96 | 126,754 |
| Capital Cities Chain | 0 | - | 4.83 | 82,841 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,043 |
| European Capitals by Map | 0 | - | 4.99 | 139,614 |
| African Capitals by Map | 0 | - | 4.99 | 134,041 |
| Coldest World Capitals | 0 | - | 4.95 | 133,608 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,546 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,190 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,529 |
| European Coastal Capitals | 0 | - | 4.95 | 90,708 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,629 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,407 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,267 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,878 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,670 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,010 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,443 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,385 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,515 |
| World Currency Quiz | 0 | - | 4.92 | 303,683 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,130 |
| Cities by Famous Street | 0 | - | 3.96 | 48,332 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,142 |
| Ancient City to Country | 0 | - | 4.70 | 108,088 |
| Official Cities in the UK | 0 | - | 4.89 | 284,187 |
| City-States | 0 | - | 4.53 | 37,286 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,700 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,465 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,200 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,592 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,131 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,552 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,568 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,245 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,957 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,983 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,228 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,574 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,126 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,417 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,261 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,922 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,704 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,547 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,366 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,080 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,112 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,152 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,238 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,474 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,529 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,472 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,136 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,755 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,207 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,350 |
| The Only Country ... | 0 | - | 4.91 | 81,280 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,833 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,639 |
| Orthodox Countries | 0 | - | 4.92 | 132,118 |
| Battle to Country | 0 | - | 4.91 | 53,438 |
| Monarchies of Europe | 0 | - | 4.90 | 98,242 |
| Monarchies of Asia | 0 | - | 4.97 | 71,150 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,956 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,153 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,901 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,483 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,549 |
| Capitals of the Stans | 0 | - | 4.95 | 26,877 |
| Boundary Waters | 0 | - | 4.92 | 88,515 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,215 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,597 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,189 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,350 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,196 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,468 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,591 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,937 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,534 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,838 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,538 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,527 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 47,220 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,155 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,576 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,269 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,670 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,040 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,900 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,185 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,741 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,550 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,432 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,608 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,708 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,029 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,283 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,226 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,133 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,044 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,029 |
| Resort Towns by Country | 0 | - | 4.30 | 40,026 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,271 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,321 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,077 |
| Cities Chain #2 | 0 | - | 4.42 | 56,414 |
| Cities Chain #1 | 0 | - | 4.61 | 66,658 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,558 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,431 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,223 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,643 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,171 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,140 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,808 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,168 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,927 |
| Capitals Starting With N | 0 | - | 4.80 | 51,273 |
| Capitals Starting With V | 0 | - | 4.79 | 38,248 |
| Capitals Starting With C | 0 | - | 4.79 | 98,081 |
| Landlocked Countries | 0 | - | 4.99 | 421,291 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,943 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,667 |
| Top 100 Greatest NBA Players | 0 | - | 4.41 | 693,404 |
| Famous Festivals | 0 | - | 3.71 | 20,228 |
