| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,599 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,691 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,003 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,220 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,035 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,446 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,093 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,715 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,552 |
| US States and State Capitals | 0 | - | 4.99 | 160,110 |
| Random U.S. States on a Map | 0 | - | 4.96 | 623,506 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,179 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,769 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,094 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,748 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,346 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,811 |
| World Capitals Quiz | 0 | - | 5.00 | 5,048,810 |
| Random European Capital to Country | 0 | - | 4.98 | 189,732 |
| Random European Country to Capital | 0 | - | 4.92 | 147,825 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,627 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,761 |
| Random African Capital to Country | 0 | - | 4.97 | 100,003 |
| Random African Country to Capital | 0 | - | 4.94 | 70,500 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,909 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,779 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,061 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,562 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,827 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,711 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,264 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,164 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,246 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,038 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,696 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,041 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 97,747 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,306 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,262 |
| Biggest Cities in the World | 0 | - | 4.91 | 793,712 |
| Biggest Cities in Europe | 0 | - | 4.70 | 543,543 |
| Biggest English Cities by Century | 0 | - | 4.90 | 105,768 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,888 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,259 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,630 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,372 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,033 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,045 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,029 |
| Biggest Cities in the United States | 0 | - | 4.93 | 971,506 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,761 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,389 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,414 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,376 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,789 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,534 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,026 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,020 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,260 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,110 |
| Countries by Capital City | 0 | - | 5.00 | 67,409 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,706 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,224 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,624 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,666 |
| Moved Capital Cities | 0 | - | 4.96 | 73,858 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,783 |
| Random Country to Capital | 0 | - | 4.98 | 914,730 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,986 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,400 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,436 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,289 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,119 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,339 |
| Largest City by Island | 0 | - | 4.87 | 71,372 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,579 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,930 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,927 |
| U.S. Cities by Hispanic Population | 0 | - | 4.31 | 38,136 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 223,198 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,402 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,614 |
| Megacities on a World Map | 0 | - | 4.98 | 252,241 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,978 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,909 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,300 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,009 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,333 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,069 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.73 | 73,243 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,399 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,153 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,484 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 49,281 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,011 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 67,057 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,515 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,225 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,051 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,686 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,972 |
| North American Sports Cities | 0 | - | 4.83 | 171,347 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,028 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,421 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,048 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,515 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,842 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,402 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,067 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,014 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,527 |
| Name a City - European Countries | 0 | - | 4.91 | 64,798 |
| Cities by Former Name | 0 | - | 4.84 | 91,233 |
| Former Capitals | 0 | - | 4.88 | 71,266 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,200 |
| Europe Capital to Country | 0 | - | 4.99 | 248,814 |
| Asia Capital to Country | 0 | - | 4.96 | 126,131 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,429 |
| Capital Cities Chain | 0 | - | 4.84 | 82,224 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,071 |
| European Capitals by Map | 0 | - | 4.99 | 137,623 |
| African Capitals by Map | 0 | - | 4.99 | 132,780 |
| Coldest World Capitals | 0 | - | 4.95 | 133,204 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,692 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,564 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,940 |
| European Coastal Capitals | 0 | - | 4.95 | 90,075 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,344 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,146 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,698 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,451 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,573 |
| World Capitals by Map | 0 | - | 5.00 | 284,679 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,949 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,106 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,340 |
| Capitals Starting With H | 0 | - | 4.90 | 91,691 |
| Capitals Starting With K | 0 | - | 4.85 | 75,917 |
| Capitals Starting With L | 0 | - | 4.81 | 87,114 |
| Capitals Starting With M | 0 | - | 4.93 | 106,545 |
| Capitals Starting With P | 0 | - | 4.88 | 77,416 |
| Capitals Starting With R | 0 | - | 4.87 | 81,204 |
| Capitals Starting With S | 0 | - | 4.89 | 85,045 |
| Capitals Starting With T | 0 | - | 4.84 | 75,526 |
| Capitals Starting With W | 0 | - | 4.87 | 90,831 |
| Capitals Starting With A | 0 | - | 4.97 | 126,889 |
| Capitals Starting With B | 0 | - | 4.89 | 117,586 |
| Capitals Starting With D | 0 | - | 4.93 | 95,669 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,649 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,388 |
| Biggest Cities in Latin America | 0 | - | 4.47 | 64,573 |
| Biggest European Cities by Letter | 0 | - | 4.54 | 126,390 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,392 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,197 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,679 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,268 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,904 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 115,792 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,240 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,708 |
| Biggest Cities in California | 0 | - | 4.35 | 139,494 |
| Biggest Cities in Florida | 0 | - | 4.23 | 71,930 |
| Biggest Cities in New York State | 0 | - | 4.32 | 59,503 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 45,276 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,170 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 48,654 |
| Biggest Cities in Texas | 0 | - | 4.28 | 119,074 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,117 |
| Official Cities in the UK | 0 | - | 4.89 | 281,960 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,599 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,315 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 146,029 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,965 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,302 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,215 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,651 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,706 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,267 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,026 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,116 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,950 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,675 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,548 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,477 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,408 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,831 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,905 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,888 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,799 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,131 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,120 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,055 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,742 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,754 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,745 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,590 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,909 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,916 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,895 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,970 |
