| World Capitals Quiz | 0 | - | 5.00 | 5,091,855 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,594,087 |
| Coldest World Capitals | 0 | - | 4.95 | 134,019 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,089 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,273 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,808 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,673 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,729 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,921 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,814 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,658 |
| Countries by Capital City | 0 | - | 5.00 | 68,940 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,559 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,980 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,743 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,567 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,984 |
| Moved Capital Cities | 0 | - | 4.96 | 74,470 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,338 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,396 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,711 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,269 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,715 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,989 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,211 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,326 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,337 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,566 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,847 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,562 |
| World Capitals by Map | 0 | - | 5.00 | 288,272 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,630 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,986 |
| Random Country to Capital | 0 | - | 4.98 | 924,594 |
| Capitals Starting With H | 0 | - | 4.91 | 92,858 |
| Capitals Starting With K | 0 | - | 4.88 | 83,908 |
| Capitals Starting With L | 0 | - | 4.81 | 88,378 |
| Capitals Starting With M | 0 | - | 4.93 | 108,313 |
| Capitals Starting With P | 0 | - | 4.88 | 78,495 |
| Capitals Starting With R | 0 | - | 4.87 | 82,096 |
| Capitals Starting With S | 0 | - | 4.90 | 86,084 |
| Capitals Starting With T | 0 | - | 4.85 | 76,425 |
| Capitals Starting With W | 0 | - | 4.87 | 91,470 |
| Capitals Starting With A | 0 | - | 4.97 | 128,469 |
| Capitals Starting With B | 0 | - | 4.89 | 118,883 |
| Capitals Starting With D | 0 | - | 4.93 | 96,767 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,628 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,656 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,440 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,417 |
| Former Capitals | 0 | - | 4.88 | 71,580 |
| Europe Capital to Country | 0 | - | 4.99 | 251,363 |
| Asia Capital to Country | 0 | - | 4.96 | 127,087 |
| Capital Cities Chain | 0 | - | 4.84 | 83,108 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,511 |
| European Capitals by Map | 0 | - | 4.99 | 141,077 |
| African Capitals by Map | 0 | - | 4.99 | 140,688 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,430 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,542 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,902 |
| European Coastal Capitals | 0 | - | 4.95 | 91,010 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,024 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,460 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,030 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,008 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,899 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,255 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,301 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.07 | 12,036 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,472 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,133 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,901 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,337 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,713 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,472 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,189 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,777 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,405 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,716 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,721 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,600 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,195 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,220 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,518 |
| Capitals of the Stans | 0 | - | 4.95 | 27,026 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,387 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,573 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,264 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,022 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,619 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,389 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,333 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,164 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,083 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,638 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,398 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,852 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,066 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,132 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,219 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,984 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,442 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,682 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,765 |
| Capitals Starting With N | 0 | - | 4.80 | 51,442 |
| Capitals Starting With V | 0 | - | 4.79 | 38,389 |
| Capitals Starting With C | 0 | - | 4.78 | 98,387 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,895 |
| North American Sports Cities | 0 | - | 4.83 | 172,846 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,461 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,627 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,731 |
| Name a City - European Countries | 0 | - | 4.90 | 65,858 |
| Name a Valid World City | 0 | - | 4.84 | 71,640 |
| Cities by Former Name | 0 | - | 4.83 | 91,848 |
| National Subdivisions by Capital | 0 | - | 4.37 | 104,780 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,871 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,300 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,677 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,932 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,090 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,450 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,777 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,081 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,197 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,148 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,355 |
| NATO Countries | 0 | - | 4.98 | 282,224 |
| EU Countries Quiz | 0 | - | 4.99 | 276,380 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,018 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,348 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,657 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,264 |
| Countries with NO Military | 0 | - | 4.97 | 62,848 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,901 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,473 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,951 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,458 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,371 |
| Capital City Etymologies | 0 | - | 4.77 | 63,442 |
| Busiest Container Ports | 0 | - | 4.11 | 37,456 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,287 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,393 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,582 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,008 |
| U.S. College Towns | 0 | - | 4.47 | 29,267 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,201 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,667 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,149 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,614 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,881 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,666 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,344 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,555 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,081 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 490,089 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,159 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,889 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,840 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,010 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,397 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,745 |
| Buddhist Countries | 0 | - | 4.96 | 144,783 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,282 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,248 |
| World Currency Quiz | 0 | - | 4.92 | 305,188 |
| Official Cities in the UK | 0 | - | 4.89 | 285,143 |
| The Only Country ... | 0 | - | 4.91 | 81,583 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,021 |
| Orthodox Countries | 0 | - | 4.92 | 132,464 |
| Richest Island Countries | 0 | - | 4.85 | 100,938 |
| Battle to Country | 0 | - | 4.91 | 53,683 |
| Monarchies of Europe | 0 | - | 4.90 | 98,513 |
| Monarchies of Asia | 0 | - | 4.97 | 71,337 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,167 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,224 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,964 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,387 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,582 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,125 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,860 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,814 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,157 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,615 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,710 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,461 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,682 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,832 |
| Countries that Start with A | 0 | - | 4.98 | 2,169,945 |
| Countries that Start with B | 0 | - | 4.95 | 2,300,988 |
| Countries that Start with C | 0 | - | 4.96 | 1,827,350 |
| Countries that Start with D | 0 | - | 4.96 | 713,459 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,614 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,895 |
| Countries that Start with H | 0 | - | 4.96 | 607,452 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,843 |
| Countries that Start with J | 0 | - | 4.98 | 604,949 |
| Countries that Start with K | 0 | - | 4.97 | 818,588 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,126 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,171 |
