| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,365 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,179 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,058 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,002 |
| Europe Capital to Country | 0 | - | 4.99 | 252,627 |
| Asia Capital to Country | 0 | - | 4.96 | 127,703 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,312 |
| European Capitals by Map | 0 | - | 4.99 | 142,591 |
| African Capitals by Map | 0 | - | 4.99 | 142,627 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,132 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,150 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,412 |
| European Coastal Capitals | 0 | - | 4.95 | 91,512 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,276 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,665 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,260 |
| Random European Capital to Country | 0 | - | 4.98 | 192,371 |
| Random European Country to Capital | 0 | - | 4.93 | 166,100 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,100 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,604 |
| Random African Capital to Country | 0 | - | 4.97 | 101,509 |
| Random African Country to Capital | 0 | - | 4.94 | 71,901 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,685 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,682 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,378 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,732 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,348 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,506 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,675 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,072 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,332 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,444 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,575 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,831 |
| Capitals of the Stans | 0 | - | 4.95 | 27,237 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,810 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,702 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,001 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,590 |
| Name a City - European Countries | 0 | - | 4.89 | 66,400 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,608 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,944 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,170 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,525 |
| European Capitals by Airport Code | 0 | - | 4.93 | 37,004 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,995 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,698 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,374 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,208 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,642 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 62,107 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,473 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,844 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,383 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,868 |
| World Capitals Quiz | 0 | - | 5.00 | 5,114,892 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,391 |
| Official Cities in the UK | 0 | - | 4.89 | 286,921 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,277 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,806 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,171 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,602 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,901 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,140 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,890 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,309 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,459 |
| Which City in Australia? | 0 | - | 4.62 | 34,601 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,536 |
| Find the City #1 | 0 | - | 4.97 | 43,443 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,579 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,096 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,363 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,469 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,420 |
| Countries by Capital City | 0 | - | 5.00 | 69,660 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,189 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,370 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,503 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,979 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,299 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,544 |
| Moved Capital Cities | 0 | - | 4.96 | 74,743 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,262 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,871 |
| US State Capitals - One Minute Sprint | 0 | - | 4.04 | 185,013 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,572 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,072 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,649 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,218 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,624 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,059 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,765 |
| Sydney Suburbs | 0 | - | 4.65 | 38,609 |
| Which City in Europe? | 0 | - | 4.83 | 108,013 |
| North American Sports Cities | 0 | - | 4.82 | 173,313 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,609 |
| Cities in European History #1 | 0 | - | 4.63 | 134,752 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,480 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,922 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,967 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,244 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,069 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,623 |
| Name a Valid World City | 0 | - | 4.85 | 72,150 |
| Cities by Former Name | 0 | - | 4.83 | 92,196 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,989 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,050 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,981 |
| World Capitals by Map | 0 | - | 5.00 | 290,025 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,943 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,478 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,468 |
| Random Country to Capital | 0 | - | 4.98 | 930,293 |
| Capitals Starting With H | 0 | - | 4.91 | 93,463 |
| Capitals Starting With K | 0 | - | 4.89 | 84,526 |
| Capitals Starting With L | 0 | - | 4.81 | 96,108 |
| Capitals Starting With M | 0 | - | 4.94 | 109,395 |
| Capitals Starting With P | 0 | - | 4.88 | 79,136 |
| Capitals Starting With R | 0 | - | 4.89 | 82,620 |
| Capitals Starting With S | 0 | - | 4.90 | 86,706 |
| Capitals Starting With T | 0 | - | 4.86 | 76,955 |
| Capitals Starting With W | 0 | - | 4.87 | 91,803 |
| Capitals Starting With A | 0 | - | 4.97 | 129,299 |
| Capitals Starting With B | 0 | - | 4.89 | 119,670 |
| Capitals Starting With D | 0 | - | 4.94 | 97,327 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,672 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,200 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,915 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,824 |
| Australia Map Quiz | 0 | - | 4.95 | 346,517 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,770 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,685 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,894 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,837 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,084 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,834 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,842 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,707 |
| Former Capitals | 0 | - | 4.88 | 71,734 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,971 |
| Capital Cities Chain | 0 | - | 4.84 | 83,536 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,755 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 247,157 |
| Coldest World Capitals | 0 | - | 4.95 | 134,299 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,268 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,741 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,713 |
| Which City in Canada? | 0 | - | 4.83 | 57,416 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,344 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,799 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,157 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,242 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,727 |
| North America Cities by Map | 0 | - | 4.41 | 47,977 |
| Random European City to Country | 0 | - | 4.69 | 118,555 |
| Random Asian City to Country | 0 | - | 4.56 | 44,641 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,833 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,001 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,895 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,456 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,335 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,286 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,131 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,100 |
| US States and State Capitals | 0 | - | 4.99 | 166,046 |
| Which City in Germany? | 0 | - | 4.50 | 137,589 |
| Which City in Italy? | 0 | - | 4.68 | 90,667 |
| Which City in France? | 0 | - | 4.67 | 73,460 |
| Which City in Spain? | 0 | - | 4.50 | 50,155 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,558,632 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,960 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,478 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,332 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,103 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,986 |
| U.S. City Nicknames | 0 | - | 4.26 | 103,894 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,659 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,715 |
| South American Cities on the Map | 0 | - | 4.52 | 35,585 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,815 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,996 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,291 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,670 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,493 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,116 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,183 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,349 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,614 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,951 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 45,099 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,906 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,526 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,565 |
| Flags to Capitals #1 | 0 | - | 4.96 | 59,026 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,883 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,711 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,338 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,928 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,325 |
