| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,684,246 |
| Biggest Cities in the United States | 0 | - | 4.93 | 973,251 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,944 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,974 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,059 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,746 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,983 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,571 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,675 |
| Megacities on a World Map | 0 | - | 4.98 | 252,606 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,406 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,587 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,525 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,869 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,451 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,833 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,977 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,623 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,613 |
| Random Country to Capital | 0 | - | 4.98 | 916,171 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,386 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,852 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,678 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,066 |
| Europe Capital to Country | 0 | - | 4.99 | 249,155 |
| Official Cities in the UK | 0 | - | 4.89 | 282,461 |
| World Capitals by Map | 0 | - | 5.00 | 285,075 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,531 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,954 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,163 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,129 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,548 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,264 |
| Random European Capital to Country | 0 | - | 4.98 | 190,303 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,203 |
| Coldest World Capitals | 0 | - | 4.95 | 133,258 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,260 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,240 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,071 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,261 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,500 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,309 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,075 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,129 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,547 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,742 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,315 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,895 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,613 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,581 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,235 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,097 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,656 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,330 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,225 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,820 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,083 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,277 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,854 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 97,995 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,146 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,496 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,520 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,928 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,789 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,096 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,152 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,071 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,661 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,153 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,000 |
| Countries with Megacities | 0 | - | 4.99 | 249,484 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,136 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,428 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,607 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,894 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,375 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,226 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,637 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,704 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,887 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,326 |
| Random European Country to Capital | 0 | - | 4.93 | 162,013 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,025 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,326 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,775 |
| Capitals Starting With A | 0 | - | 4.97 | 127,043 |
| Asia Capital to Country | 0 | - | 4.96 | 126,267 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,108 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,709 |
| Random European City to Country | 0 | - | 4.69 | 117,243 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,324 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,601 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,980 |
| European Cities by Clue | 0 | - | 4.70 | 88,972 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,820 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,954 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,899 |
| Which City in Europe? | 0 | - | 4.83 | 107,076 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,593 |
| Capitals Starting With M | 0 | - | 4.93 | 106,689 |
| Capitals Starting With W | 0 | - | 4.87 | 90,904 |
| African Capitals by Map | 0 | - | 4.99 | 132,991 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,713 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,571 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,065 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,454 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,785 |
| Capitals Starting With D | 0 | - | 4.93 | 95,786 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,393 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,797 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,964 |
| Capitals Starting With S | 0 | - | 4.89 | 85,140 |
| Capitals Starting With R | 0 | - | 4.87 | 81,285 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,644 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,208 |
| Capitals Starting With H | 0 | - | 4.90 | 91,808 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,579 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,427 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,075 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,502 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,713 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,705 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,794 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,448 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,962 |
| European Coastal Capitals | 0 | - | 4.95 | 90,215 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,083 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,984 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,977 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,500 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,830 |
| Moved Capital Cities | 0 | - | 4.96 | 73,947 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,029 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,488 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,603 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,400 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,090 |
| Which City in Canada? | 0 | - | 4.82 | 56,895 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,023 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,661 |
| Countries by Capital City | 0 | - | 5.00 | 67,634 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,926 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,927 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,080 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,144 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,429 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,217 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,198 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,135 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,221,330 |
| US States Quiz | 0 | - | 5.00 | 16,798,855 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,607,724 |
| Europe Map Quiz | 0 | - | 5.00 | 4,749,258 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,967 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,816,600 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,301 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,746,275 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,532,379 |
| All Country Flags of the World | 0 | - | 5.00 | 3,636,640 |
| Africa Map Quiz | 0 | - | 5.00 | 2,112,146 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,827 |
| Countries of Africa | 0 | - | 5.00 | 2,524,514 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,709 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,699 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,180 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,777 |
| South America Map Quiz | 0 | - | 5.00 | 1,545,658 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,811 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,289 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,319 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,543,583 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,869 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,800 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,446 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,516 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,761 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,414 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,687 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,310 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,990 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,111 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,070 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,299 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,842 |
| Countries that Start with U | 0 | - | 4.97 | 902,429 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,380 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,475 |
| Asia Map Quiz | 0 | - | 4.99 | 912,021 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 731,831 |
| Countries of South America | 0 | - | 5.00 | 920,720 |
| Island Countries | 0 | - | 4.99 | 709,148 |
| Counties of England | 0 | - | 4.97 | 793,373 |
| Top World Languages | 0 | - | 4.92 | 818,392 |
| Countries that Start with K | 0 | - | 4.97 | 812,705 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,334 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,229 |
| Countries that Start with V | 0 | - | 4.98 | 607,575 |
| US States with an Empty Map | 0 | - | 5.00 | 621,959 |
| Countries that Start with D | 0 | - | 4.96 | 705,907 |
