| World Capitals Quiz | 0 | - | 5.00 | 5,061,330 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,094 |
| Coldest World Capitals | 0 | - | 4.95 | 133,442 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,599 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,873 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,899 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,433 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,212 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,239 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,900 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,539 |
| Countries by Capital City | 0 | - | 5.00 | 67,861 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,935 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,430 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,528 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,924 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,149 |
| Moved Capital Cities | 0 | - | 4.96 | 74,018 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,044 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,909 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,369 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,147 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,470 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,213 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,675 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,536 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,773 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,306 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,554 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,838 |
| World Capitals by Map | 0 | - | 5.00 | 285,485 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,130 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,417 |
| Random Country to Capital | 0 | - | 4.98 | 917,814 |
| Capitals Starting With H | 0 | - | 4.90 | 91,910 |
| Capitals Starting With K | 0 | - | 4.85 | 76,084 |
| Capitals Starting With L | 0 | - | 4.81 | 87,315 |
| Capitals Starting With M | 0 | - | 4.93 | 106,862 |
| Capitals Starting With P | 0 | - | 4.88 | 77,596 |
| Capitals Starting With R | 0 | - | 4.87 | 81,353 |
| Capitals Starting With S | 0 | - | 4.89 | 85,241 |
| Capitals Starting With T | 0 | - | 4.84 | 75,700 |
| Capitals Starting With W | 0 | - | 4.87 | 90,971 |
| Capitals Starting With A | 0 | - | 4.97 | 127,173 |
| Capitals Starting With B | 0 | - | 4.89 | 117,817 |
| Capitals Starting With D | 0 | - | 4.93 | 95,888 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,809 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,216 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,652 |
| Former Capitals | 0 | - | 4.88 | 71,361 |
| Europe Capital to Country | 0 | - | 4.99 | 249,482 |
| Asia Capital to Country | 0 | - | 4.96 | 126,426 |
| Capital Cities Chain | 0 | - | 4.84 | 82,444 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,524 |
| European Capitals by Map | 0 | - | 4.99 | 138,463 |
| African Capitals by Map | 0 | - | 4.99 | 133,253 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,031 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,844 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,205 |
| European Coastal Capitals | 0 | - | 4.95 | 90,347 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,485 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,016 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,486 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,719 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,362 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,633 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.05 | 11,861 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,276 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,968 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,217 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,866 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,953 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,673 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,589 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,058 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,055 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,286 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,267 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,248 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,150 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,152 |
| Capitals of the Stans | 0 | - | 4.95 | 26,716 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,872 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,522 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,212 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,846 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 80,391 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,666 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,929 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,264 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,016 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,126 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,032 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,805 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,004 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 70,488 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,108 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,181 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,315 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,435 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,289 |
| Capitals Starting With N | 0 | - | 4.80 | 50,714 |
| Capitals Starting With V | 0 | - | 4.79 | 37,891 |
| Capitals Starting With C | 0 | - | 4.78 | 97,238 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,679 |
| North American Sports Cities | 0 | - | 4.83 | 171,721 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,217 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,721 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,216 |
| Name a City - European Countries | 0 | - | 4.90 | 65,156 |
| Name a Valid World City | 0 | - | 4.83 | 70,900 |
| Cities by Former Name | 0 | - | 4.83 | 91,408 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,273 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,760 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,161 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,551 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,680 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,951 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,415 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,704 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,626 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,888 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,445 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,992 |
| NATO Countries | 0 | - | 4.98 | 279,118 |
| EU Countries Quiz | 0 | - | 4.99 | 272,709 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,309 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,700 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,633 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,901 |
| Countries with NO Military | 0 | - | 4.97 | 61,907 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,370 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,420 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,316 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,382 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,400 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,943 |
| Capital City Etymologies | 0 | - | 4.77 | 63,226 |
| Busiest Container Ports | 0 | - | 4.11 | 37,378 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,236 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,262 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,791 |
| U.S. College Towns | 0 | - | 4.47 | 29,190 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,112 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,502 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,361 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,754 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,478 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,774 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,668 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,930 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,050 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,944 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,721 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,078 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,320 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,622 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,590 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,820 |
| Buddhist Countries | 0 | - | 4.96 | 143,669 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,555 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,131 |
| World Currency Quiz | 0 | - | 4.91 | 301,754 |
| Official Cities in the UK | 0 | - | 4.89 | 282,917 |
| The Only Country ... | 0 | - | 4.91 | 80,734 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,026 |
| Orthodox Countries | 0 | - | 4.92 | 131,230 |
| Richest Island Countries | 0 | - | 4.84 | 100,268 |
| Battle to Country | 0 | - | 4.91 | 53,115 |
| Monarchies of Europe | 0 | - | 4.90 | 97,926 |
| Monarchies of Asia | 0 | - | 4.97 | 70,958 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,350 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,397 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,680 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,473 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,833 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,761 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,096 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,050 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,355 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,258 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,235 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,100 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,999 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,326 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,171 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,206 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,625 |
| Countries that Start with D | 0 | - | 4.96 | 707,218 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,395 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,034 |
| Countries that Start with H | 0 | - | 4.96 | 602,749 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,784 |
| Countries that Start with J | 0 | - | 4.98 | 600,601 |
| Countries that Start with K | 0 | - | 4.97 | 813,713 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,534 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,476 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,987 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,907 |
