| Europe Capital to Country | 0 | - | 4.99 | 249,574 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,587 |
| European Capitals by Map | 0 | - | 4.99 | 138,584 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,878 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,239 |
| European Coastal Capitals | 0 | - | 4.95 | 90,391 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,556 |
| Official Cities in the UK | 0 | - | 4.89 | 283,067 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,890 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,992 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,077 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,168 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,938 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,030 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,074 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,050 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,537 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,571 |
| Cities in European History #1 | 0 | - | 4.63 | 133,802 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,374 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,445 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,548 |
| Random European Capital to Country | 0 | - | 4.98 | 190,630 |
| Random European Country to Capital | 0 | - | 4.93 | 164,613 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,043 |
| Name a City - European Countries | 0 | - | 4.90 | 65,194 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,898 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,013 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,477 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,158 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,409 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,826 |
| Former Capitals | 0 | - | 4.88 | 71,380 |
| Asia Capital to Country | 0 | - | 4.96 | 126,474 |
| African Capitals by Map | 0 | - | 4.99 | 133,365 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,442 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,073 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,502 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,165 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,741 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,107 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,809 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,434 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,090 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,246 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,695 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,093 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,055 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,246 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,540 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,501 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,549 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,361 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,204 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,901 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,204 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,218 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,600 |
| Random African Capital to Country | 0 | - | 4.97 | 100,486 |
| Random African Country to Capital | 0 | - | 4.94 | 71,097 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,819 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,726 |
| Capitals of the Stans | 0 | - | 4.95 | 26,741 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,508 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,920 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,468 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,767 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,670 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,382 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,195 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,728 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,961 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,297 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,075 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,643 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,903 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,025 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,627 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,072 |
| Which City in Europe? | 0 | - | 4.83 | 107,171 |
| Boroughs of London | 0 | - | 4.63 | 87,681 |
| London Geography | 0 | - | 4.47 | 59,629 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,187 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,113 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,488 |
| Countries of the German Empire | 0 | - | 4.51 | 37,871 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,711 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,166 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,162 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,843 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,832 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,960 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,241 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,268 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,966 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,622 |
| Countries by Capital City | 0 | - | 5.00 | 67,917 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,970 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,460 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,638 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,963 |
| Moved Capital Cities | 0 | - | 4.96 | 74,056 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,037 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,406 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,403 |
| Random Country to Capital | 0 | - | 4.98 | 918,339 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,835 |
| US States and State Capitals | 0 | - | 4.99 | 161,284 |
| Which City in Canada? | 0 | - | 4.82 | 56,944 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,755 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,254 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,867 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,702 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,646 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 37,698 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,723 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,387 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,782 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,239 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,099 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,075 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,432 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,154 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,434 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,076 |
| North American Sports Cities | 0 | - | 4.83 | 171,752 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,245 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,560 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,513 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,308 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,702 |
| North America Cities by Map | 0 | - | 4.41 | 47,758 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,867 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,102 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,783 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,593 |
| Random European City to Country | 0 | - | 4.69 | 117,463 |
| Random Asian City to Country | 0 | - | 4.56 | 44,458 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,384 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,696 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,251 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,659 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,696 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,485 |
| Name a Valid World City | 0 | - | 4.83 | 70,942 |
| Cities by Former Name | 0 | - | 4.83 | 91,422 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,327 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,575 |
| Capital Cities Chain | 0 | - | 4.83 | 82,493 |
| Coldest World Capitals | 0 | - | 4.95 | 133,464 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,889 |
| World Capitals by Map | 0 | - | 5.00 | 285,610 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,155 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,391 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,795 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,680 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,645 |
| Capitals Starting With H | 0 | - | 4.91 | 92,149 |
| Capitals Starting With K | 0 | - | 4.87 | 80,831 |
| Capitals Starting With L | 0 | - | 4.81 | 87,630 |
| Capitals Starting With M | 0 | - | 4.93 | 107,204 |
| Capitals Starting With P | 0 | - | 4.88 | 77,835 |
| Capitals Starting With R | 0 | - | 4.87 | 81,510 |
| Capitals Starting With S | 0 | - | 4.90 | 85,437 |
| Capitals Starting With T | 0 | - | 4.85 | 75,877 |
| Capitals Starting With W | 0 | - | 4.87 | 91,076 |
| Capitals Starting With A | 0 | - | 4.97 | 127,435 |
| Capitals Starting With B | 0 | - | 4.89 | 118,064 |
| Capitals Starting With D | 0 | - | 4.93 | 96,078 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,835 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,172 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,431 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,610 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,513 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,020 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,631 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,346 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,895 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,889 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,752 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,967 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 101,057 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 34,629 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,583 |
| British Places A-Z | 0 | - | 4.29 | 79,816 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,259 |
| South American Cities on the Map | 0 | - | 4.56 | 35,386 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,389 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,224 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,866 |
| Random U.S. City to State | 0 | - | 4.45 | 76,123 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,622 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,743 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,035 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,904 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,211 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,957 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,618 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,453 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,603 |
