| Nordic Countries and Capitals | 0 | - | 4.95 | 83,948 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,818 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,992 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,939 |
| Europe Capital to Country | 0 | - | 4.99 | 251,542 |
| Asia Capital to Country | 0 | - | 4.96 | 127,178 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,642 |
| European Capitals by Map | 0 | - | 4.99 | 141,370 |
| African Capitals by Map | 0 | - | 4.99 | 141,380 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,577 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,630 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,974 |
| European Coastal Capitals | 0 | - | 4.95 | 91,080 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,069 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,727 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,268 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,053 |
| Random European Capital to Country | 0 | - | 4.98 | 191,817 |
| Random European Country to Capital | 0 | - | 4.93 | 165,659 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,840 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,437 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,972 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,392 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,241 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,460 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,768 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,112 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,245 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,216 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,571 |
| Capitals of the Stans | 0 | - | 4.95 | 27,057 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,441 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,233 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,435 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,271 |
| Name a City - European Countries | 0 | - | 4.90 | 65,934 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,122 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,712 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,874 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,259 |
| Random African Capital to Country | 0 | - | 4.97 | 101,141 |
| Random African Country to Capital | 0 | - | 4.94 | 71,609 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,214 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,109 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,480 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,250 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,433 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 238,008 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,578 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,242 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,779 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,787 |
| World Capitals Quiz | 0 | - | 5.00 | 5,095,287 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 148,841 |
| Official Cities in the UK | 0 | - | 4.89 | 285,432 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,851 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,518 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,447 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,291 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,580 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,296 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,114 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 102,312 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,694 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,346 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,584 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,312 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,466 |
| US States and State Capitals | 0 | - | 4.99 | 164,576 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,443 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,424 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,898 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,970 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,165 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,869 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,542 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,421 |
| Biggest Cities in Germany | 0 | - | 4.95 | 294,662 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,017 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,970 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,695,988 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,721 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,185 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,896 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,793 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,978 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,911 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,783 |
| Countries by Capital City | 0 | - | 5.00 | 69,068 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,638 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,048 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,060 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,625 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,243 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,994 |
| Moved Capital Cities | 0 | - | 4.96 | 74,520 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,158 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,739 |
| Which City in Europe? | 0 | - | 4.83 | 107,755 |
| Boroughs of London | 0 | - | 4.63 | 88,336 |
| London Geography | 0 | - | 4.47 | 59,810 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,413 |
| North American Sports Cities | 0 | - | 4.83 | 172,935 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,487 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,783 |
| Name a Valid World City | 0 | - | 4.84 | 71,729 |
| Cities by Former Name | 0 | - | 4.83 | 91,895 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,596 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,873 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,617 |
| World Capitals by Map | 0 | - | 5.00 | 288,549 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,668 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,154 |
| Random Country to Capital | 0 | - | 4.98 | 925,392 |
| Capitals Starting With H | 0 | - | 4.91 | 92,909 |
| Capitals Starting With K | 0 | - | 4.88 | 83,964 |
| Capitals Starting With L | 0 | - | 4.81 | 88,420 |
| Capitals Starting With M | 0 | - | 4.93 | 108,391 |
| Capitals Starting With P | 0 | - | 4.88 | 78,535 |
| Capitals Starting With R | 0 | - | 4.87 | 82,133 |
| Capitals Starting With S | 0 | - | 4.90 | 86,127 |
| Capitals Starting With T | 0 | - | 4.85 | 76,463 |
| Capitals Starting With W | 0 | - | 4.87 | 91,486 |
| Capitals Starting With A | 0 | - | 4.97 | 128,549 |
| Capitals Starting With B | 0 | - | 4.89 | 118,943 |
| Capitals Starting With D | 0 | - | 4.93 | 96,810 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.59 | 44,452 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 37,298 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 176,580 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,657 |
| Cities in European History #1 | 0 | - | 4.63 | 134,431 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,421 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,850 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,932 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,466 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,187 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,324 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,863 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,677 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,665 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,242 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,106 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,837 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,754 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,177 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,623 |
| Which City in Canada? | 0 | - | 4.83 | 57,263 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,649 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,311 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,480 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,662 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,696 |
| North America Cities by Map | 0 | - | 4.41 | 47,895 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,704 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,032 |
| Random European City to Country | 0 | - | 4.69 | 118,250 |
| Random Asian City to Country | 0 | - | 4.56 | 44,584 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,482 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,411 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,703 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,626 |
| Former Capitals | 0 | - | 4.88 | 71,602 |
| Capital Cities Chain | 0 | - | 4.84 | 83,176 |
| Coldest World Capitals | 0 | - | 4.95 | 134,062 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,954 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,351 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,832 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,354 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,050 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,657 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,027 |
| Geography of Rome | 0 | - | 4.51 | 16,695 |
| Paris City Trivia | 0 | - | 4.31 | 35,594 |
| Venice Trivia | 0 | - | 4.45 | 10,481 |
| Milan Trivia | 0 | - | 4.56 | 15,201 |
| Berlin City Trivia | 0 | - | 4.67 | 13,289 |
| Rome City Trivia | 0 | - | 4.49 | 20,713 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,947 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,702 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,334 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,665 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,733 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,295 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,621 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,029 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,208 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,513 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,624 |
| South American Cities on the Map | 0 | - | 4.52 | 35,518 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,778 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,596 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,132 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,555 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,146 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,762 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,027 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,250 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,316 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,463 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,414 |
