| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,254 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,825 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,758 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,791 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,738 |
| Random Country to Capital | 0 | - | 4.98 | 919,569 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,863 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,058 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,995 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,031 |
| Europe Capital to Country | 0 | - | 4.99 | 249,862 |
| World Capitals by Map | 0 | - | 5.00 | 286,043 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,608 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,469 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,786 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,452 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,510 |
| Random European Capital to Country | 0 | - | 4.98 | 190,774 |
| Coldest World Capitals | 0 | - | 4.95 | 133,526 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,361 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,985 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,827 |
| Biggest Cities in the United States | 0 | - | 4.94 | 977,200 |
| Biggest Cities in the World | 0 | - | 4.91 | 797,822 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,657 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,877 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,022 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,227 |
| Biggest Cities in Germany | 0 | - | 4.95 | 293,244 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,252 |
| Megacities on a World Map | 0 | - | 4.98 | 254,144 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,141 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,701 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,048 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,232 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,165 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,852 |
| Random European Country to Capital | 0 | - | 4.93 | 164,970 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,359 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,753 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,150 |
| Capitals Starting With A | 0 | - | 4.97 | 127,773 |
| Asia Capital to Country | 0 | - | 4.96 | 126,574 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,120 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,574 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,303 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,023 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,125 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,090 |
| Capitals Starting With M | 0 | - | 4.93 | 107,644 |
| Capitals Starting With W | 0 | - | 4.87 | 91,238 |
| African Capitals by Map | 0 | - | 4.99 | 133,615 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,113 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,239 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,966 |
| Capitals Starting With D | 0 | - | 4.93 | 96,330 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,485 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,026 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,367 |
| Capitals Starting With S | 0 | - | 4.90 | 85,685 |
| Capitals Starting With R | 0 | - | 4.87 | 81,744 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,792 |
| Capitals Starting With H | 0 | - | 4.91 | 92,457 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,779 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,617 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,689 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,803 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,991 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,944 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,081 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,117 |
| European Coastal Capitals | 0 | - | 4.95 | 90,504 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,335 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,139 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,090 |
| Moved Capital Cities | 0 | - | 4.96 | 74,129 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,237 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,623 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,547 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,396 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,107 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,069 |
| Countries by Capital City | 0 | - | 5.00 | 68,115 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,255 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,981 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,397 |
| 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 | 29,179 |
| Official Cities in the UK | 0 | - | 4.89 | 283,417 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,854 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,810 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,370 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,660 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,821 |
| Biggest English Cities by Century | 0 | - | 4.90 | 106,216 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,445 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,170 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,271 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,885 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,277 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,166 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,321 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,681 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,325 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,882 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,488 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,729 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,461 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,294 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,416 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,023 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,539 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,669 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,846 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 57,415 |
| 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 | 1,444,522 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,044 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,611 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,689 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,870 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,707 |
| Countries with Megacities | 0 | - | 4.99 | 262,442 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,483 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,663 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,875 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,712 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,093 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,238 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,186 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,027 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,153 |
| 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 | 117,592 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,002 |
| European Cities by Clue | 0 | - | 4.70 | 89,039 |
| Which City in Europe? | 0 | - | 4.83 | 107,332 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,748 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,906 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,538 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,563 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,370 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,190 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,745 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,696 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,984 |
| Which City in Canada? | 0 | - | 4.82 | 57,026 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,291 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,707 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,396,922 |
| US States Quiz | 0 | - | 5.00 | 16,856,412 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,619,194 |
| Europe Map Quiz | 0 | - | 5.00 | 4,759,561 |
| United States Map Quiz | 0 | - | 4.98 | 4,156,322 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,825,825 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,644 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,762,121 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,536,089 |
| All Country Flags of the World | 0 | - | 5.00 | 3,657,283 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,559 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,671 |
| Countries of Africa | 0 | - | 5.00 | 2,533,928 |
| Countries that Start with A | 0 | - | 4.98 | 2,160,902 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,671 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,584 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,683 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,790 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,078 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,284 |
| Countries that Start with G | 0 | - | 4.97 | 1,502,036 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,547,481 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,648 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,072 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,418 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,170 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,267 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,337 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,337 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,963 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,831 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,888 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,852 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,129 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,802 |
| Countries that Start with U | 0 | - | 4.97 | 903,950 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,696 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,066 |
| Asia Map Quiz | 0 | - | 4.99 | 915,829 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,071 |
| Countries of South America | 0 | - | 5.00 | 924,051 |
| Island Countries | 0 | - | 4.99 | 710,091 |
| Counties of England | 0 | - | 4.97 | 795,911 |
| Top World Languages | 0 | - | 4.92 | 821,239 |
| Countries that Start with K | 0 | - | 4.97 | 815,055 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,802 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,569 |
| Countries that Start with V | 0 | - | 4.98 | 608,923 |
