| North American Sports Cities | 0 | - | 4.83 | 171,034 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,954 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,158 |
| Random European Capital to Country | 0 | - | 4.98 | 189,394 |
| Random European Country to Capital | 0 | - | 4.92 | 147,599 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,466 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,544 |
| Random African Capital to Country | 0 | - | 4.97 | 99,800 |
| Random African Country to Capital | 0 | - | 4.94 | 70,309 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,343 |
| World Capitals Quiz | 0 | - | 5.00 | 5,037,404 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,038 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,992 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,164 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,791 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,746 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,863 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,692 |
| Countries by Capital City | 0 | - | 5.00 | 66,888 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,455 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,015 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,805 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,492 |
| Moved Capital Cities | 0 | - | 4.96 | 73,684 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,365 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,127 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,626 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,915 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,212 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,935 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,829 |
| Name a City - European Countries | 0 | - | 4.91 | 64,577 |
| Cities by Former Name | 0 | - | 4.84 | 91,056 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,301 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,861 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,749 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,296 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,099 |
| World Capitals by Map | 0 | - | 5.00 | 283,847 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,765 |
| Random Capital to Country | 0 | - | 4.99 | 2,579,807 |
| Random Country to Capital | 0 | - | 4.98 | 912,634 |
| Capitals Starting With H | 0 | - | 4.90 | 91,406 |
| Capitals Starting With K | 0 | - | 4.85 | 75,783 |
| Capitals Starting With L | 0 | - | 4.81 | 86,944 |
| Capitals Starting With M | 0 | - | 4.93 | 106,247 |
| Capitals Starting With P | 0 | - | 4.88 | 77,281 |
| Capitals Starting With R | 0 | - | 4.87 | 81,061 |
| Capitals Starting With S | 0 | - | 4.89 | 84,910 |
| Capitals Starting With T | 0 | - | 4.84 | 75,380 |
| Capitals Starting With W | 0 | - | 4.89 | 90,701 |
| Capitals Starting With A | 0 | - | 4.97 | 126,687 |
| Capitals Starting With B | 0 | - | 4.89 | 117,411 |
| Capitals Starting With D | 0 | - | 4.93 | 95,499 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,738 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,387 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,681 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,348 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,468 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,294 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,046 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,812 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,398 |
| Former Capitals | 0 | - | 4.88 | 71,192 |
| Europe Capital to Country | 0 | - | 4.99 | 248,199 |
| Asia Capital to Country | 0 | - | 4.96 | 125,865 |
| Capital Cities Chain | 0 | - | 4.84 | 82,006 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,681 |
| European Capitals by Map | 0 | - | 4.99 | 136,784 |
| African Capitals by Map | 0 | - | 4.99 | 132,360 |
| Coldest World Capitals | 0 | - | 4.95 | 133,097 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,375 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,338 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,746 |
| European Coastal Capitals | 0 | - | 4.95 | 89,894 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,237 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,308 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,123 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,469 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,908 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,096 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,335 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,174 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,122 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,634 |
| American Cities by Stadium | 0 | - | 4.02 | 36,494 |
| City by Football Clubs | 0 | - | 4.38 | 137,110 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,039 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,380 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,769 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,180 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,177 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,010 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,081 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,878 |
| Official Cities in the UK | 0 | - | 4.89 | 280,977 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,167 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,171 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,301 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,766 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,522 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,286 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,258 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,336 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,544 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,779 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,767 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,602 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,953 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,992 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,585 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,438 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,054 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,840 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,360 |
| The Only Country ... | 0 | - | 4.91 | 80,043 |
| FIFA World Cup Final Host Cities | 0 | - | 4.66 | 28,319 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,178 |
| Ancient City to Country | 0 | - | 4.70 | 107,665 |
| City-States | 0 | - | 4.53 | 37,128 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,826 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,349 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,519 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,311 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,568 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,068 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,907 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,995 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,513 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,481 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,166 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,710 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 78,594 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,772 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,648 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,691 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,412 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,150 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,639 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,740 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,741 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,763 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,296 |
| Boundary Waters | 0 | - | 4.92 | 88,088 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,855 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,399 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,921 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,602 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,443 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,360 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,014 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,564 |
| Cities by Airports | 0 | - | 4.49 | 88,317 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,106 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,481 |
| Cities Chain #2 | 0 | - | 4.42 | 56,185 |
| Cities Chain #1 | 0 | - | 4.61 | 66,373 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,553 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 53,147 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,117 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,040 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,170 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,086 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,261 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,037 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,855 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,034 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,966 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,591 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,831 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,240 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,248 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,835 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,343 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,692 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,969 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,968 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,130 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,038 |
| Capitals Starting With N | 0 | - | 4.80 | 50,425 |
| Capitals Starting With V | 0 | - | 4.79 | 37,657 |
| Capitals Starting With C | 0 | - | 4.74 | 96,686 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,561 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,930 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,668 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,541 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,938 |
| Which City in Europe? | 0 | - | 4.83 | 106,827 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,991,173 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,551 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,626 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,963 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,728 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,279 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 66,565 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,545 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 57,979 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,619 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,161 |
| Cities in European History #1 | 0 | - | 4.63 | 133,285 |
