| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,193 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,822 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,555 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,708 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,668 |
| Random Country to Capital | 0 | - | 4.98 | 919,537 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,832 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,026 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,985 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,012 |
| Europe Capital to Country | 0 | - | 4.99 | 249,853 |
| World Capitals by Map | 0 | - | 5.00 | 286,028 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,601 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,463 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,785 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,444 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,508 |
| Random European Capital to Country | 0 | - | 4.98 | 190,772 |
| Coldest World Capitals | 0 | - | 4.95 | 133,522 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,359 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,982 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,826 |
| Biggest Cities in the United States | 0 | - | 4.94 | 977,152 |
| Biggest Cities in the World | 0 | - | 4.91 | 797,777 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,631 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,865 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,004 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,215 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,237 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,243 |
| Megacities on a World Map | 0 | - | 4.98 | 254,101 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,135 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,686 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,045 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,224 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,162 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,844 |
| Random European Country to Capital | 0 | - | 4.93 | 164,958 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,358 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,750 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,144 |
| Capitals Starting With A | 0 | - | 4.97 | 127,763 |
| Asia Capital to Country | 0 | - | 4.96 | 126,569 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,115 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,571 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,303 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,021 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,123 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,089 |
| Capitals Starting With M | 0 | - | 4.93 | 107,634 |
| Capitals Starting With W | 0 | - | 4.87 | 91,235 |
| African Capitals by Map | 0 | - | 4.99 | 133,613 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,110 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,236 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,965 |
| Capitals Starting With D | 0 | - | 4.93 | 96,325 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,484 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,022 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,365 |
| Capitals Starting With S | 0 | - | 4.90 | 85,679 |
| Capitals Starting With R | 0 | - | 4.87 | 81,738 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,790 |
| Capitals Starting With H | 0 | - | 4.91 | 92,454 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,779 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,616 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,684 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,801 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,990 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,941 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,078 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,114 |
| European Coastal Capitals | 0 | - | 4.95 | 90,501 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,332 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,138 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,088 |
| Moved Capital Cities | 0 | - | 4.96 | 74,126 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,233 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,622 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,546 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,389 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,106 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,066 |
| Countries by Capital City | 0 | - | 5.00 | 68,106 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,247 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,980 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,395 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,372 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,343 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,177 |
| Official Cities in the UK | 0 | - | 4.89 | 283,400 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,847 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,809 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,368 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,655 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,813 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,214 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,428 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,159 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,265 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,877 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,270 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,159 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,313 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,670 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,325 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,880 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,487 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,721 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,456 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,292 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,414 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,022 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,536 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,662 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,840 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 57,147 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,972 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,965 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,482 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,025 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,598 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,666 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,868 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,700 |
| Countries with Megacities | 0 | - | 4.99 | 262,389 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,480 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,662 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,874 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,707 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,085 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,231 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,182 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,023 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,152 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 63,390 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,319 |
| Random European City to Country | 0 | - | 4.69 | 117,583 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,998 |
| European Cities by Clue | 0 | - | 4.70 | 89,038 |
| Which City in Europe? | 0 | - | 4.83 | 107,320 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,746 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,897 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,537 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,559 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,354 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,187 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,743 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,690 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,982 |
| Which City in Canada? | 0 | - | 4.82 | 57,024 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,290 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,707 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,394,956 |
| US States Quiz | 0 | - | 5.00 | 16,855,764 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,619,067 |
| Europe Map Quiz | 0 | - | 5.00 | 4,759,437 |
| United States Map Quiz | 0 | - | 4.98 | 4,156,256 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,825,731 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,564 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,990 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,536,048 |
| All Country Flags of the World | 0 | - | 5.00 | 3,657,085 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,517 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,601 |
| Countries of Africa | 0 | - | 5.00 | 2,533,844 |
| Countries that Start with A | 0 | - | 4.98 | 2,160,841 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,619 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,548 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,675 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,770 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,069 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,224 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,975 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,547,446 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,622 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,023 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,393 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,143 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,234 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,313 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,295 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,934 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,797 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,885 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,821 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,106 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,791 |
| Countries that Start with U | 0 | - | 4.97 | 903,931 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,656 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,036 |
| Asia Map Quiz | 0 | - | 4.99 | 915,806 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,050 |
| Countries of South America | 0 | - | 5.00 | 924,029 |
| Island Countries | 0 | - | 4.99 | 710,088 |
| Counties of England | 0 | - | 4.97 | 795,888 |
| Top World Languages | 0 | - | 4.92 | 821,202 |
| Countries that Start with K | 0 | - | 4.97 | 815,030 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,772 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,558 |
| Countries that Start with V | 0 | - | 4.98 | 608,910 |
