| North American Sports Cities | 0 | - | 4.83 | 170,907 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,918 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,069 |
| Random European Capital to Country | 0 | - | 4.98 | 189,212 |
| Random European Country to Capital | 0 | - | 4.92 | 147,450 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,401 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,417 |
| Random African Capital to Country | 0 | - | 4.97 | 99,739 |
| Random African Country to Capital | 0 | - | 4.94 | 70,233 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,132 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,373 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,075 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,763 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,951 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,655 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,605 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,625 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,449 |
| Countries by Capital City | 0 | - | 5.00 | 66,652 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,335 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,906 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,406 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,409 |
| Moved Capital Cities | 0 | - | 4.96 | 73,587 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,233 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,676 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,542 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,888 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,116 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,905 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,735 |
| Name a City - European Countries | 0 | - | 4.92 | 64,393 |
| Cities by Former Name | 0 | - | 4.84 | 90,973 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,258 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,915 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,692 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,243 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,950 |
| World Capitals by Map | 0 | - | 5.00 | 283,211 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,672 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,969 |
| Random Country to Capital | 0 | - | 4.98 | 911,617 |
| Capitals Starting With H | 0 | - | 4.90 | 90,981 |
| Capitals Starting With K | 0 | - | 4.85 | 75,693 |
| Capitals Starting With L | 0 | - | 4.81 | 86,841 |
| Capitals Starting With M | 0 | - | 4.93 | 106,066 |
| Capitals Starting With P | 0 | - | 4.88 | 77,196 |
| Capitals Starting With R | 0 | - | 4.87 | 80,979 |
| Capitals Starting With S | 0 | - | 4.89 | 84,810 |
| Capitals Starting With T | 0 | - | 4.84 | 75,298 |
| Capitals Starting With W | 0 | - | 4.89 | 90,613 |
| Capitals Starting With A | 0 | - | 4.97 | 126,559 |
| Capitals Starting With B | 0 | - | 4.89 | 117,297 |
| Capitals Starting With D | 0 | - | 4.93 | 95,383 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,361 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,084 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,552 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,312 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,359 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,200 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,819 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,688 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,341 |
| Former Capitals | 0 | - | 4.88 | 71,146 |
| Europe Capital to Country | 0 | - | 4.99 | 247,885 |
| Asia Capital to Country | 0 | - | 4.96 | 125,762 |
| Capital Cities Chain | 0 | - | 4.84 | 81,919 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,458 |
| European Capitals by Map | 0 | - | 4.99 | 136,281 |
| African Capitals by Map | 0 | - | 4.99 | 132,185 |
| Coldest World Capitals | 0 | - | 4.95 | 133,044 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,124 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,192 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,615 |
| European Coastal Capitals | 0 | - | 4.95 | 89,759 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,188 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,807 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,805 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,424 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,801 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,999 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,193 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,143 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,101 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,580 |
| American Cities by Stadium | 0 | - | 4.02 | 36,488 |
| City by Football Clubs | 0 | - | 4.37 | 137,022 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,023 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,195 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,266 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,961 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,001 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,856 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,992 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,830 |
| Official Cities in the UK | 0 | - | 4.89 | 280,544 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,097 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,109 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,874 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,669 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,409 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,125 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,181 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,296 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,410 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,706 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,705 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,455 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,886 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,926 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,480 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,289 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,030 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,765 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,190 |
| The Only Country ... | 0 | - | 4.91 | 79,883 |
| FIFA World Cup Final Host Cities | 0 | - | 4.66 | 28,265 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,007 |
| Ancient City to Country | 0 | - | 4.70 | 107,609 |
| City-States | 0 | - | 4.53 | 37,097 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,786 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,202 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,481 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,942 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,387 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,045 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,757 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,964 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,401 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,465 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,157 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,686 |
| Top Five Capitals By Category #1 | 0 | - | 4.72 | 78,352 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,653 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,582 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,517 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,222 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,839 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,528 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,662 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,667 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,662 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,922 |
| Boundary Waters | 0 | - | 4.92 | 88,042 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,816 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,285 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,838 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,573 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,413 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,331 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,975 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,542 |
| Cities by Airports | 0 | - | 4.49 | 87,799 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,093 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,428 |
| Cities Chain #2 | 0 | - | 4.42 | 56,169 |
| Cities Chain #1 | 0 | - | 4.61 | 66,347 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,552 |
| World's Biggest Financial Centers | 0 | - | 4.50 | 52,339 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,958 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,010 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,087 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,983 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,122 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,017 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,814 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,017 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,836 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,449 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,801 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,225 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,197 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,826 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,269 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,634 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,819 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,908 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,978 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,996 |
| Capitals Starting With N | 0 | - | 4.80 | 50,335 |
| Capitals Starting With V | 0 | - | 4.79 | 37,583 |
| Capitals Starting With C | 0 | - | 4.74 | 96,543 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,520 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,914 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,658 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,528 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,776 |
| Which City in Europe? | 0 | - | 4.83 | 106,623 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,918,789 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,420 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,468 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,856 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,582 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,260 |
| World Cities A-Z by Clue #1 | 0 | - | 4.55 | 65,989 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,538 |
| World Cities A-Z by Clue #2 | 0 | - | 4.45 | 57,481 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,574 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,118 |
| Cities in European History #1 | 0 | - | 4.63 | 133,129 |
