| World Capitals Quiz | 0 | - | 5.00 | 5,079,471 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,818 |
| Coldest World Capitals | 0 | - | 4.95 | 133,611 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,421 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,572 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,491 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,601 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,360 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,178 |
| Countries by Capital City | 0 | - | 5.00 | 68,480 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,273 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,747 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,807 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,316 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,553 |
| Moved Capital Cities | 0 | - | 4.96 | 74,284 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,213 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,144 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,608 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,209 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,236 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,645 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,978 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,774 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,975 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,440 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,713 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,314 |
| World Capitals by Map | 0 | - | 5.00 | 287,118 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,400 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,129 |
| Random Country to Capital | 0 | - | 4.98 | 921,743 |
| Capitals Starting With H | 0 | - | 4.91 | 92,656 |
| Capitals Starting With K | 0 | - | 4.88 | 83,684 |
| Capitals Starting With L | 0 | - | 4.81 | 88,186 |
| Capitals Starting With M | 0 | - | 4.93 | 107,961 |
| Capitals Starting With P | 0 | - | 4.88 | 78,289 |
| Capitals Starting With R | 0 | - | 4.87 | 81,925 |
| Capitals Starting With S | 0 | - | 4.90 | 85,890 |
| Capitals Starting With T | 0 | - | 4.85 | 76,243 |
| Capitals Starting With W | 0 | - | 4.87 | 91,358 |
| Capitals Starting With A | 0 | - | 4.97 | 128,194 |
| Capitals Starting With B | 0 | - | 4.89 | 118,621 |
| Capitals Starting With D | 0 | - | 4.93 | 96,552 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,506 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,560 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,306 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,329 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,000 |
| Former Capitals | 0 | - | 4.88 | 71,495 |
| Europe Capital to Country | 0 | - | 4.99 | 250,613 |
| Asia Capital to Country | 0 | - | 4.96 | 126,761 |
| Capital Cities Chain | 0 | - | 4.83 | 82,850 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,049 |
| European Capitals by Map | 0 | - | 4.99 | 139,630 |
| African Capitals by Map | 0 | - | 4.99 | 134,044 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,551 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,196 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,538 |
| European Coastal Capitals | 0 | - | 4.95 | 90,714 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,633 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,448 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,287 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,879 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,677 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,014 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,886 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,100 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,013 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,253 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,576 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,130 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,422 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,268 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,924 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,704 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,240 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,481 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,534 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,475 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,760 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,192 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,353 |
| Capitals of the Stans | 0 | - | 4.95 | 26,880 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,188 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,553 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,245 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,957 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,084 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,115 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,160 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,748 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,555 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,434 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,236 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,337 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,036 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,565 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,168 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,619 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,359 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,589 |
| Capitals Starting With N | 0 | - | 4.80 | 51,279 |
| Capitals Starting With V | 0 | - | 4.79 | 38,251 |
| Capitals Starting With C | 0 | - | 4.79 | 98,085 |
| North American Sports Cities | 0 | - | 4.83 | 172,525 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,363 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,172 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,473 |
| Name a City - European Countries | 0 | - | 4.90 | 65,500 |
| Cities by Former Name | 0 | - | 4.83 | 91,639 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,504 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,821 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,239 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,620 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,826 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,025 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,927 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,434 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,735 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,892 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,040 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,847 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,073 |
| NATO Countries | 0 | - | 4.98 | 281,088 |
| EU Countries Quiz | 0 | - | 4.99 | 275,012 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,947 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,922 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,973 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,770 |
| Countries with NO Military | 0 | - | 4.97 | 62,512 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,723 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,411 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,700 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,444 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,131 |
| Capital City Etymologies | 0 | - | 4.77 | 63,354 |
| Busiest Container Ports | 0 | - | 4.11 | 37,422 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,250 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,326 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,434 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,915 |
| U.S. College Towns | 0 | - | 4.47 | 29,237 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,161 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,593 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,841 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,085 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,298 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,262 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,885 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,315 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,070 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,919 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,451 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,557 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,652 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,858 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,139 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,393 |
| Buddhist Countries | 0 | - | 4.96 | 144,493 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,725 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,750 |
| World Currency Quiz | 0 | - | 4.92 | 303,709 |
| Official Cities in the UK | 0 | - | 4.89 | 284,189 |
| Capital Cities Breakdown Puzzle #1 | 0 | - | 4.11 | 12,792 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.07 | 11,970 |
| The Only Country ... | 0 | - | 4.91 | 81,286 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,645 |
| Orthodox Countries | 0 | - | 4.92 | 132,129 |
| Richest Island Countries | 0 | - | 4.85 | 100,681 |
| Battle to Country | 0 | - | 4.91 | 53,440 |
| Monarchies of Europe | 0 | - | 4.90 | 98,247 |
| Monarchies of Asia | 0 | - | 4.97 | 71,154 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,408 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,354 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,435 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,004 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,895 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,957 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,557 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,551 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,866 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,481 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,543 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,120 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,434 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,648 |
| Countries that Start with A | 0 | - | 4.98 | 2,164,861 |
| Countries that Start with B | 0 | - | 4.95 | 2,296,450 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,735 |
| Countries that Start with D | 0 | - | 4.96 | 710,827 |
| Countries that Start with E | 0 | - | 4.95 | 1,378,525 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,778 |
| Countries that Start with H | 0 | - | 4.96 | 605,609 |
| Countries that Start with I | 0 | - | 4.92 | 1,289,371 |
| Countries that Start with J | 0 | - | 4.98 | 603,242 |
| Countries that Start with K | 0 | - | 4.97 | 816,720 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,781 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,797 |
| Countries that Start with P | 0 | - | 4.94 | 1,217,214 |
