| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,798 |
| Europe Capital to Country | 0 | - | 4.99 | 251,738 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,743 |
| European Capitals by Map | 0 | - | 4.99 | 141,671 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,707 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,040 |
| European Coastal Capitals | 0 | - | 4.95 | 91,162 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,448 |
| Official Cities in the UK | 0 | - | 4.89 | 285,718 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,452 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,928 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,491 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,620 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,677 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,215 |
| Cities in European History #1 | 0 | - | 4.63 | 134,496 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,773 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,674 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,372 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,476 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,545 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,662 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,753 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,982 |
| Random European Capital to Country | 0 | - | 4.98 | 191,926 |
| Random European Country to Capital | 0 | - | 4.93 | 165,717 |
| Name a City - European Countries | 0 | - | 4.90 | 66,006 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,280 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,516 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,305 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,868 |
| Former Capitals | 0 | - | 4.88 | 71,627 |
| Asia Capital to Country | 0 | - | 4.96 | 127,261 |
| African Capitals by Map | 0 | - | 4.99 | 141,746 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,739 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,101 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,037 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,087 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,149 |
| Olympian Gods Quiz | 0 | - | 4.96 | 503,176 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,093 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,474 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,225 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,695 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,090 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,292 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,826 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,134 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,700 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,371 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,906 |
| World Capitals Quiz | 0 | - | 5.00 | 5,098,788 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,504 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,658 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,573 |
| Capitals of the Stans | 0 | - | 4.95 | 27,083 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,648 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,892 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,574 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,805 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,695 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,241 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,461 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,453 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,912 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,322 |
| Random African Capital to Country | 0 | - | 4.97 | 101,188 |
| Random African Country to Capital | 0 | - | 4.95 | 71,657 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,081 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,887 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 40,026 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,021 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,816 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,284 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,295 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,120 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,173 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,298 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,522 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,264 |
| Which City in Europe? | 0 | - | 4.83 | 107,792 |
| Boroughs of London | 0 | - | 4.63 | 88,427 |
| London Geography | 0 | - | 4.47 | 59,823 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,089 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,496 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,836 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,311 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 97,101 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,400 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,795 |
| British Places A-Z | 0 | - | 4.29 | 80,054 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,068 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,882 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,099 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,853 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,043 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,019 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,916 |
| Countries by Capital City | 0 | - | 5.00 | 69,176 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,714 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,093 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,683 |
| Moved Capital Cities | 0 | - | 4.96 | 74,565 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,136 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,449 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,761 |
| Random Country to Capital | 0 | - | 4.98 | 926,212 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,334 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,670 |
| Which City in Canada? | 0 | - | 4.83 | 57,292 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,105 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,743 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,658 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,505 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,827 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,896 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,941 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,328 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,236 |
| Biggest English Cities by Century | 0 | - | 4.91 | 106,639 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,348 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,033 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,771 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,442 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,114 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,454 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,793 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,650 |
| North American Sports Cities | 0 | - | 4.83 | 172,999 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,514 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,725 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,432 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,857 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,938 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,200 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,767 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,165 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,503 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,537 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,832 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,381 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,466 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,725 |
| Name a Valid World City | 0 | - | 4.84 | 71,813 |
| Cities by Former Name | 0 | - | 4.83 | 91,944 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,629 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,914 |
| Capital Cities Chain | 0 | - | 4.84 | 83,238 |
| Coldest World Capitals | 0 | - | 4.95 | 134,090 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,690 |
| World Capitals by Map | 0 | - | 5.00 | 288,846 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,733 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,025 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,725 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,431 |
| Capitals Starting With H | 0 | - | 4.91 | 93,148 |
| Capitals Starting With K | 0 | - | 4.88 | 84,223 |
| Capitals Starting With L | 0 | - | 4.79 | 94,074 |
| Capitals Starting With M | 0 | - | 4.93 | 108,853 |
| Capitals Starting With P | 0 | - | 4.88 | 78,813 |
| Capitals Starting With R | 0 | - | 4.88 | 82,364 |
| Capitals Starting With S | 0 | - | 4.90 | 86,384 |
| Capitals Starting With T | 0 | - | 4.85 | 76,688 |
| Capitals Starting With W | 0 | - | 4.87 | 91,628 |
| Capitals Starting With A | 0 | - | 4.97 | 128,871 |
| Capitals Starting With B | 0 | - | 4.89 | 119,268 |
| Capitals Starting With D | 0 | - | 4.93 | 97,018 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,551 |
| US States and State Capitals | 0 | - | 4.99 | 164,809 |
| Which City in Germany? | 0 | - | 4.50 | 137,178 |
| Which City in Italy? | 0 | - | 4.68 | 90,470 |
| Which City in France? | 0 | - | 4.67 | 73,321 |
| Which City in Spain? | 0 | - | 4.50 | 50,081 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,424 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,590 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,158 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,240 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,685 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,806 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,461 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,729 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,763 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,860 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,055 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,146 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,540 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,671 |
| South American Cities on the Map | 0 | - | 4.52 | 35,531 |
| North America Cities by Map | 0 | - | 4.41 | 47,912 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,659 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,149 |
| Random European City to Country | 0 | - | 4.69 | 118,318 |
| Random Asian City to Country | 0 | - | 4.56 | 44,599 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,179 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,052 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,263 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,360 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,686 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,719 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,822 |
