| Capital Cities by Body of Water | 0 | - | 4.85 | 57,597 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,801 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,580 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,884 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,071 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,603 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,937 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,230 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,259 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,950 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,603 |
| Countries by Capital City | 0 | - | 5.00 | 67,904 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,961 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,456 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,950 |
| Moved Capital Cities | 0 | - | 4.96 | 74,046 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,716 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,810 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,954 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,318 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,569 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,873 |
| World Capitals by Map | 0 | - | 5.00 | 285,581 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,150 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,930 |
| Random Country to Capital | 0 | - | 4.98 | 918,234 |
| Capitals Starting With H | 0 | - | 4.90 | 92,096 |
| Capitals Starting With K | 0 | - | 4.85 | 80,235 |
| Capitals Starting With L | 0 | - | 4.81 | 87,569 |
| Capitals Starting With M | 0 | - | 4.93 | 107,138 |
| Capitals Starting With P | 0 | - | 4.88 | 77,799 |
| Capitals Starting With R | 0 | - | 4.87 | 81,477 |
| Capitals Starting With S | 0 | - | 4.89 | 85,404 |
| Capitals Starting With T | 0 | - | 4.84 | 75,841 |
| Capitals Starting With W | 0 | - | 4.87 | 91,056 |
| Capitals Starting With A | 0 | - | 4.97 | 127,393 |
| Capitals Starting With B | 0 | - | 4.89 | 118,018 |
| Capitals Starting With D | 0 | - | 4.93 | 96,037 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,345 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,958 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,682 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,103 |
| Former Capitals | 0 | - | 4.88 | 71,376 |
| Europe Capital to Country | 0 | - | 4.99 | 249,549 |
| Asia Capital to Country | 0 | - | 4.96 | 126,469 |
| Capital Cities Chain | 0 | - | 4.83 | 82,482 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,569 |
| European Capitals by Map | 0 | - | 4.99 | 138,546 |
| African Capitals by Map | 0 | - | 4.99 | 133,355 |
| Coldest World Capitals | 0 | - | 4.95 | 133,455 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,067 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,869 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,226 |
| European Coastal Capitals | 0 | - | 4.95 | 90,372 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,498 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,141 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,540 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,739 |
| Capitals by River | 0 | - | 4.55 | 48,290 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,382 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,669 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,402 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,446 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,062 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,235 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,974 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,233 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,688 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,177 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,063 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,083 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,302 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,281 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,926 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,282 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,151 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| Capitals of the Stans | 0 | - | 4.95 | 26,738 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,897 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,693 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,315 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,056 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,267 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,150 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,047 |
| African Great Lakes | 0 | - | 4.82 | 66,032 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,213 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,850 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,202 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,442 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,447 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,705 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,941 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,326 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,851 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,040 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,274 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,327 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,380 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,804 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,836 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,115 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,318 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,642 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,901 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,471 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,229 |
| Capitals Starting With N | 0 | - | 4.80 | 50,855 |
| Capitals Starting With V | 0 | - | 4.79 | 37,964 |
| Capitals Starting With C | 0 | - | 4.78 | 97,424 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,489 |
| North American Sports Cities | 0 | - | 4.83 | 171,747 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,237 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,245 |
| Name a City - European Countries | 0 | - | 4.90 | 65,187 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,231 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,795 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,836 |
| Rivers of the United States | 0 | - | 4.93 | 66,072 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,284 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,167 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,555 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,692 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,401 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,402 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,416 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,959 |
| Capital City Etymologies | 0 | - | 4.77 | 63,237 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,406 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,706 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,155 |
| African Physical Geography | 0 | - | 4.51 | 31,656 |
| Asian Physical Geography | 0 | - | 4.60 | 35,479 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,195 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,425 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,511 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,398 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,779 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,566 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,813 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,689 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,689 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,950 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,082 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,433 |
| Landforms by Country | 0 | - | 4.52 | 51,959 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,881 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,029 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,743 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,279 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,798 |
| Official Cities in the UK | 0 | - | 4.89 | 283,042 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,116 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,617 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,182 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,349 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 47,912 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,006 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,149 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,291 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,296 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,072 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,942 |
| World Capitals - One Minute Sprint | 0 | - | 4.20 | 234,849 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,550 |
| The Only Country ... | 0 | - | 4.91 | 80,758 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,017 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,657 |
| Geological Extremes | 0 | - | 4.34 | 40,005 |
| European Physical Geography | 0 | - | 4.26 | 33,470 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,776 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,644 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,831 |
| Ancient City to Country | 0 | - | 4.70 | 107,925 |
| City-States | 0 | - | 4.53 | 37,227 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,069 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,928 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,619 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,012 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,488 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,160 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,534 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,081 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,765 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,880 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,545 |
| Random European Capital to Country | 0 | - | 4.98 | 190,621 |
| Random European Country to Capital | 0 | - | 4.93 | 164,562 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,210 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,594 |
| Random African Capital to Country | 0 | - | 4.97 | 100,479 |
| Random African Country to Capital | 0 | - | 4.94 | 71,087 |
| World Capitals by a Single Clue #2 | 0 | - | 4.46 | 53,431 |
| World Capitals by a Single Clue #4 | 0 | - | 4.41 | 38,290 |
| World Capitals by a Single Clue #1 | 0 | - | 4.51 | 55,554 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,779 |
| South China Sea Countries | 0 | - | 4.78 | 57,654 |
