| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,684,210 |
| Biggest Cities in the United States | 0 | - | 4.93 | 973,210 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,920 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,957 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,055 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,732 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,961 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,557 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,668 |
| Megacities on a World Map | 0 | - | 4.98 | 252,603 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,400 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,577 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,523 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,863 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,444 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,831 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,828 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,552 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,542 |
| Random Country to Capital | 0 | - | 4.98 | 916,151 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,355 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,799 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,640 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,055 |
| Europe Capital to Country | 0 | - | 4.99 | 249,139 |
| Official Cities in the UK | 0 | - | 4.89 | 282,449 |
| World Capitals by Map | 0 | - | 5.00 | 285,065 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,525 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,953 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,150 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,126 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,522 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,260 |
| Random European Capital to Country | 0 | - | 4.98 | 190,295 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,201 |
| Coldest World Capitals | 0 | - | 4.95 | 133,257 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,260 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,232 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,067 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,257 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,496 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,304 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,073 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,120 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,543 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,738 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,310 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,891 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,611 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,573 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,230 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,094 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,655 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,328 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,222 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,816 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,081 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,272 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,854 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 97,992 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,145 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,488 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,517 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,927 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,787 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,059 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,145 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,062 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,643 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,152 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,986 |
| Countries with Megacities | 0 | - | 4.99 | 249,475 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,135 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,426 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,601 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,858 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,369 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,214 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,628 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,699 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,880 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,317 |
| Random European Country to Capital | 0 | - | 4.93 | 161,819 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,019 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,318 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,772 |
| Capitals Starting With A | 0 | - | 4.97 | 127,043 |
| Asia Capital to Country | 0 | - | 4.96 | 126,262 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,107 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,701 |
| Random European City to Country | 0 | - | 4.69 | 117,237 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,322 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,592 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,977 |
| European Cities by Clue | 0 | - | 4.70 | 88,971 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,815 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,954 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,898 |
| Which City in Europe? | 0 | - | 4.83 | 107,072 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,593 |
| Capitals Starting With M | 0 | - | 4.93 | 106,687 |
| Capitals Starting With W | 0 | - | 4.87 | 90,902 |
| African Capitals by Map | 0 | - | 4.99 | 132,987 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,709 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,565 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,064 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,453 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,780 |
| Capitals Starting With D | 0 | - | 4.93 | 95,783 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,391 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,796 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,956 |
| Capitals Starting With S | 0 | - | 4.89 | 85,137 |
| Capitals Starting With R | 0 | - | 4.87 | 81,282 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,643 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,205 |
| Capitals Starting With H | 0 | - | 4.90 | 91,807 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,576 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,424 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,065 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,498 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,707 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,704 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,783 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,435 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,962 |
| European Coastal Capitals | 0 | - | 4.95 | 90,210 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,078 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,980 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,973 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,496 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,829 |
| Moved Capital Cities | 0 | - | 4.96 | 73,944 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,028 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,486 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,597 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,395 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,085 |
| Which City in Canada? | 0 | - | 4.82 | 56,894 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,023 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,652 |
| Countries by Capital City | 0 | - | 5.00 | 67,632 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,920 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,925 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,079 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,143 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,427 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,213 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,197 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,135 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,219,408 |
| US States Quiz | 0 | - | 5.00 | 16,798,062 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,607,585 |
| Europe Map Quiz | 0 | - | 5.00 | 4,749,154 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,901 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,816,491 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,249 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,746,068 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,532,323 |
| All Country Flags of the World | 0 | - | 5.00 | 3,636,391 |
| Africa Map Quiz | 0 | - | 5.00 | 2,111,995 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,761 |
| Countries of Africa | 0 | - | 5.00 | 2,524,406 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,653 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,652 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,136 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,747 |
| South America Map Quiz | 0 | - | 5.00 | 1,545,621 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,762 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,209 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,274 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,543,513 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,827 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,755 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,417 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,468 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,726 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,371 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,603 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,263 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,953 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,108 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,999 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,266 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,826 |
| Countries that Start with U | 0 | - | 4.97 | 902,410 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,332 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,419 |
| Asia Map Quiz | 0 | - | 4.99 | 911,980 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 731,814 |
| Countries of South America | 0 | - | 5.00 | 920,686 |
| Island Countries | 0 | - | 4.99 | 709,132 |
| Counties of England | 0 | - | 4.97 | 793,321 |
| Top World Languages | 0 | - | 4.92 | 818,362 |
| Countries that Start with K | 0 | - | 4.97 | 812,675 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,312 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,199 |
| Countries that Start with V | 0 | - | 4.98 | 607,557 |
| US States with an Empty Map | 0 | - | 5.00 | 621,929 |
| Countries that Start with D | 0 | - | 4.96 | 705,880 |
