| World Capitals Quiz | 0 | - | 5.00 | 5,114,675 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,540 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,534 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,575 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,090 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,361 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,459 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,408 |
| Countries by Capital City | 0 | - | 5.00 | 69,652 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,181 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,369 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,974 |
| Moved Capital Cities | 0 | - | 4.96 | 74,742 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,869 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,498 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,769 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,586 |
| North American Sports Cities | 0 | - | 4.82 | 173,311 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,606 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,068 |
| Name a City - European Countries | 0 | - | 4.89 | 66,398 |
| Name a Valid World City | 0 | - | 4.85 | 72,147 |
| Cities by Former Name | 0 | - | 4.83 | 92,196 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,988 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,050 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,981 |
| World Capitals by Map | 0 | - | 5.00 | 290,011 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,941 |
| Capitals Starting With H | 0 | - | 4.91 | 93,459 |
| Capitals Starting With K | 0 | - | 4.89 | 84,521 |
| Capitals Starting With L | 0 | - | 4.81 | 96,104 |
| Capitals Starting With M | 0 | - | 4.94 | 109,391 |
| Capitals Starting With P | 0 | - | 4.88 | 79,129 |
| Capitals Starting With R | 0 | - | 4.89 | 82,615 |
| Capitals Starting With S | 0 | - | 4.90 | 86,703 |
| Capitals Starting With T | 0 | - | 4.86 | 76,951 |
| Capitals Starting With W | 0 | - | 4.87 | 91,800 |
| Capitals Starting With A | 0 | - | 4.97 | 129,292 |
| Capitals Starting With B | 0 | - | 4.89 | 119,662 |
| Capitals Starting With D | 0 | - | 4.94 | 97,324 |
| Countries by Three Words #2 | 0 | - | 4.97 | 205,207 |
| Countries by Three Words #1 | 0 | - | 4.95 | 266,896 |
| European Countries by Clue | 0 | - | 4.92 | 184,320 |
| Countries by a Single Clue #5 | 0 | - | 4.91 | 101,693 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,162 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,043 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,450 |
| Random Country to Capital | 0 | - | 4.98 | 930,246 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,344 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,795 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,157 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,242 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,001 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,270 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,836 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,693 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,080 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,827 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,371 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,836 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,704 |
| Former Capitals | 0 | - | 4.88 | 71,733 |
| Europe Capital to Country | 0 | - | 4.99 | 252,618 |
| Asia Capital to Country | 0 | - | 4.96 | 127,702 |
| Capital Cities Chain | 0 | - | 4.84 | 83,533 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,310 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,745 |
| European Capitals by Map | 0 | - | 4.99 | 142,583 |
| African Capitals by Map | 0 | - | 4.99 | 142,624 |
| Coldest World Capitals | 0 | - | 4.95 | 134,297 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,128 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,144 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,406 |
| European Coastal Capitals | 0 | - | 4.95 | 91,509 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,273 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,357 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,615 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,258 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,262 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,738 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,465 |
| Boundary Waters | 0 | - | 4.92 | 88,847 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,472 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,855 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,583 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,076 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,093 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,059 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,599 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,654 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,346 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,809 |
| Ancient City to Country | 0 | - | 4.72 | 108,405 |
| Official Cities in the UK | 0 | - | 4.89 | 286,910 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,210 |
| City-States | 0 | - | 4.53 | 37,440 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,612 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,548 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,859 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,491 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,304 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,612 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,271 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,359 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,605 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,948 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,294 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,247 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,673 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,678 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,377 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,731 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,346 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,803 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,503 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,906 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,523 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,238 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,821 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,652 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,673 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,565 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,072 |
| Flags to Capitals #1 | 0 | - | 4.96 | 59,023 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,880 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,710 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,167 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,337 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,830 |
| The Only Country ... | 0 | - | 4.91 | 82,062 |
| The Only American Country ... | 0 | - | 4.92 | 122,356 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,875 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 83,441 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,742 |
| Walking Across Borders with Hints #1 | 0 | - | 4.94 | 109,407 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 87,984 |
| Capitals of the Stans | 0 | - | 4.95 | 27,237 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,979,489 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,525 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,996 |
| Cities by Airports | 0 | - | 4.48 | 104,165 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,501 |
| Cities Chain #2 | 0 | - | 4.42 | 56,552 |
| Cities Chain #1 | 0 | - | 4.61 | 66,873 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 74,069 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,131 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,391 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,873 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,304 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,215 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,290 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,452 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,366 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,805 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,299 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,507 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,519 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,048 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,993 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,550 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,019 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,701 |
| Capitals Starting With N | 0 | - | 4.80 | 52,003 |
| Capitals Starting With V | 0 | - | 4.80 | 38,728 |
| Capitals Starting With C | 0 | - | 4.78 | 99,173 |
| Landlocked Countries | 0 | - | 4.99 | 427,369 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 592,216 |
| Countries by Three Words #3 | 0 | - | 4.80 | 129,884 |
| Countries by Three Words #4 | 0 | - | 4.45 | 101,470 |
| Countries by a Single Clue #1 | 0 | - | 4.74 | 101,107 |
| Countries by a Single Clue #2 | 0 | - | 4.49 | 95,427 |
| Countries by a Single Clue #3 | 0 | - | 4.63 | 87,137 |
| Countries by a Single Clue #4 | 0 | - | 4.49 | 77,238 |
| Countries by a Single Clue #6 | 0 | - | 4.49 | 87,309 |
| Countries by a Single Clue #8 | 0 | - | 4.44 | 95,286 |
| Countries by a Single Clue #10 | 0 | - | 4.56 | 68,084 |
| Countries by a Single Clue #11 | 0 | - | 4.61 | 76,841 |
| Countries by a Single Clue #12 | 0 | - | 4.48 | 79,283 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,633 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 57,193 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,698 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,997 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,531 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,179 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,200 |
| Cities with the Same Name | 0 | - | 3.94 | 36,738 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,854 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,451 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,016 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,686 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 101,009 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,559 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,924 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,176 |
| Cities by Initials | 0 | - | 4.12 | 24,648 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,991 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,795 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,687 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,411 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,759 |
