| Europe Capital to Country | 0 | - | 4.99 | 251,963 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,895 |
| European Capitals by Map | 0 | - | 4.99 | 141,962 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,813 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,130 |
| European Coastal Capitals | 0 | - | 4.95 | 91,260 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,665 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,539 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,057 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,554 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,681 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,333 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,432 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,532 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,528 |
| Asia Capital to Country | 0 | - | 4.96 | 127,339 |
| African Capitals by Map | 0 | - | 4.99 | 142,018 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,865 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,161 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,473 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,799 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,137 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,027 |
| Random European Capital to Country | 0 | - | 4.98 | 192,072 |
| Random European Country to Capital | 0 | - | 4.93 | 165,835 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,774 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,769 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,138 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,352 |
| Official Cities in the UK | 0 | - | 4.89 | 286,047 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,020 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,189 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,361 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,911 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,455 |
| Capitals of the Stans | 0 | - | 4.95 | 27,115 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,872 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,998 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,628 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,739 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,286 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,356 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,958 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,387 |
| Random African Capital to Country | 0 | - | 4.97 | 101,290 |
| Random African Country to Capital | 0 | - | 4.95 | 71,719 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,399 |
| Name a City - European Countries | 0 | - | 4.90 | 66,113 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,476 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,503 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,215 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,341 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,604 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,295 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,814 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,290 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,416 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,988 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,907 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,855 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,319 |
| Cities in European History #1 | 0 | - | 4.63 | 134,564 |
| World Capitals Quiz | 0 | - | 5.00 | 5,103,541 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,844 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,803 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,488 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,865 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,725 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,008 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,642 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,802 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,670 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,604 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,901 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,589 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,979 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,661 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,241 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,390 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,099 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,226 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,093 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,928 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,393 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,285 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,945 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,170 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,168 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,073 |
| Countries by Capital City | 0 | - | 5.00 | 69,312 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,814 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,183 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,670 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,772 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,267 |
| Moved Capital Cities | 0 | - | 4.96 | 74,615 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,192 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,788 |
| Which City in Europe? | 0 | - | 4.83 | 107,858 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,437 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,965 |
| Biggest Cities in Italy | 0 | - | 4.77 | 242,293 |
| British Places A-Z | 0 | - | 4.29 | 80,089 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,030 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,887 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,024 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,809 |
| Random Country to Capital | 0 | - | 4.98 | 927,426 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,581 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,128 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,856 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,780 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,957 |
| Boroughs of London | 0 | - | 4.63 | 88,502 |
| London Geography | 0 | - | 4.47 | 59,852 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,927 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,976 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,967 |
| North American Sports Cities | 0 | - | 4.83 | 173,091 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,550 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,442 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,870 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,947 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,212 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,913 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,454 |
| Name a Valid World City | 0 | - | 4.85 | 71,933 |
| Cities by Former Name | 0 | - | 4.83 | 92,017 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,922 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,669 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,962 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,800 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,781 |
| World Capitals by Map | 0 | - | 5.00 | 289,211 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,791 |
| Capitals Starting With H | 0 | - | 4.91 | 93,303 |
| Capitals Starting With K | 0 | - | 4.89 | 84,376 |
| Capitals Starting With M | 0 | - | 4.94 | 109,125 |
| Capitals Starting With P | 0 | - | 4.88 | 78,975 |
| Capitals Starting With R | 0 | - | 4.88 | 82,481 |
| Capitals Starting With S | 0 | - | 4.90 | 86,546 |
| Capitals Starting With T | 0 | - | 4.85 | 76,812 |
| Capitals Starting With W | 0 | - | 4.87 | 91,722 |
| Capitals Starting With A | 0 | - | 4.97 | 129,061 |
| Capitals Starting With B | 0 | - | 4.89 | 119,464 |
| Capitals Starting With D | 0 | - | 4.94 | 97,174 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,209 |
| Which City in Canada? | 0 | - | 4.83 | 57,344 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,722 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,649 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,494 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,683 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,768 |
| North America Cities by Map | 0 | - | 4.41 | 47,929 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,869 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,379 |
| Random European City to Country | 0 | - | 4.69 | 118,414 |
| Random Asian City to Country | 0 | - | 4.56 | 44,615 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,632 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,538 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,798 |
| Former Capitals | 0 | - | 4.88 | 71,659 |
| Capital Cities Chain | 0 | - | 4.84 | 83,320 |
| Coldest World Capitals | 0 | - | 4.95 | 134,134 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,095 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,518 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,864 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,410 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,086 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,695 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,065 |
| US States and State Capitals | 0 | - | 4.99 | 165,187 |
| Which City in Germany? | 0 | - | 4.50 | 137,297 |
| Which City in Italy? | 0 | - | 4.68 | 90,521 |
| Which City in France? | 0 | - | 4.67 | 73,350 |
| Which City in Spain? | 0 | - | 4.50 | 50,100 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,292 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,673 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,315 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,946 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,634 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,826 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,815 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,658 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,389 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 102,739 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 35,472 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,316 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,707 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,088 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,225 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,579 |
| South American Cities on the Map | 0 | - | 4.52 | 35,544 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,801 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,770 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,178 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,265 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,088 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,296 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,427 |
