| World Capitals Quiz | 0 | - | 5.00 | 5,077,699 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,012 |
| Coldest World Capitals | 0 | - | 4.95 | 133,592 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,357 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,550 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,468 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,569 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,326 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,122 |
| Countries by Capital City | 0 | - | 5.00 | 68,417 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,238 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,719 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,675 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,281 |
| Moved Capital Cities | 0 | - | 4.96 | 74,260 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,196 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,591 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,205 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,156 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,599 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,949 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,423 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,651 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,427 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,691 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,280 |
| World Capitals by Map | 0 | - | 5.00 | 286,805 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,368 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,591 |
| Random Country to Capital | 0 | - | 4.98 | 921,309 |
| Capitals Starting With H | 0 | - | 4.91 | 92,635 |
| Capitals Starting With K | 0 | - | 4.88 | 83,650 |
| Capitals Starting With L | 0 | - | 4.81 | 88,160 |
| Capitals Starting With M | 0 | - | 4.93 | 107,914 |
| Capitals Starting With P | 0 | - | 4.88 | 78,265 |
| Capitals Starting With R | 0 | - | 4.87 | 81,906 |
| Capitals Starting With S | 0 | - | 4.90 | 85,863 |
| Capitals Starting With T | 0 | - | 4.85 | 76,223 |
| Capitals Starting With W | 0 | - | 4.87 | 91,345 |
| Capitals Starting With A | 0 | - | 4.97 | 128,160 |
| Capitals Starting With B | 0 | - | 4.89 | 118,590 |
| Capitals Starting With D | 0 | - | 4.93 | 96,526 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,495 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,247 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,317 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,975 |
| Former Capitals | 0 | - | 4.88 | 71,483 |
| Europe Capital to Country | 0 | - | 4.99 | 250,517 |
| Asia Capital to Country | 0 | - | 4.96 | 126,733 |
| Capital Cities Chain | 0 | - | 4.83 | 82,811 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,006 |
| European Capitals by Map | 0 | - | 4.99 | 139,459 |
| African Capitals by Map | 0 | - | 4.99 | 133,950 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,498 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,150 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,493 |
| European Coastal Capitals | 0 | - | 4.95 | 90,671 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,615 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,275 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,216 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,869 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,630 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,977 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,400 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,864 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,076 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,827 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,092 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,546 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,099 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,370 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,229 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,893 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,693 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,222 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,434 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,508 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,448 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,711 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,191 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,340 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 172,804 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,454 |
| Capitals of the Stans | 0 | - | 4.95 | 26,868 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,162 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,551 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,244 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,942 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,015 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,083 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,124 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,709 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,504 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,415 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,209 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,269 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,035 |
| Most Guessed Asian Countries on JetPunk | 0 | - | 4.69 | 99,271 |
| Most Guessed African Countries on JetPunk | 0 | - | 4.69 | 106,042 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,476 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,161 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,570 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,357 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,547 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,550 |
| Capitals Starting With N | 0 | - | 4.80 | 51,254 |
| Capitals Starting With V | 0 | - | 4.79 | 38,232 |
| Capitals Starting With C | 0 | - | 4.79 | 98,050 |
| North American Sports Cities | 0 | - | 4.83 | 172,472 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,350 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,129 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,447 |
| Name a City - European Countries | 0 | - | 4.90 | 65,452 |
| Name a Valid World City | 0 | - | 4.83 | 71,304 |
| Cities by Former Name | 0 | - | 4.83 | 91,616 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,498 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,810 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,233 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,615 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,813 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,018 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,432 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,730 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,867 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,012 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,806 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,801 |
| NATO Countries | 0 | - | 4.98 | 280,815 |
| EU Countries Quiz | 0 | - | 4.99 | 274,708 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,739 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,678 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,801 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,686 |
| Countries with NO Military | 0 | - | 4.97 | 62,444 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,664 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,400 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,659 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,436 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,107 |
| Capital City Etymologies | 0 | - | 4.77 | 63,339 |
| Busiest Container Ports | 0 | - | 4.11 | 37,417 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,248 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,321 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,421 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,896 |
| U.S. College Towns | 0 | - | 4.47 | 29,234 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,155 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,580 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,789 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,052 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,214 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,195 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,858 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,275 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,067 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 488,468 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,373 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,508 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,624 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,834 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 98,458 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,964 |
| Terrible Country Spellings Accepted by JetPunk #1 | 0 | - | 4.85 | 33,443 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,334 |
| Buddhist Countries | 0 | - | 4.96 | 144,454 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,626 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,695 |
| World Currency Quiz | 0 | - | 4.92 | 303,482 |
| Official Cities in the UK | 0 | - | 4.89 | 284,059 |
| Capital Cities Breakdown Puzzle #1 | 0 | - | 4.10 | 12,713 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.07 | 11,920 |
| The Only Country ... | 0 | - | 4.91 | 81,226 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,569 |
| Orthodox Countries | 0 | - | 4.92 | 132,067 |
| Richest Island Countries | 0 | - | 4.85 | 100,637 |
| Battle to Country | 0 | - | 4.91 | 53,409 |
| Monarchies of Europe | 0 | - | 4.90 | 98,213 |
| Monarchies of Asia | 0 | - | 4.97 | 71,132 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,301 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,252 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,341 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,947 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,803 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,930 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,506 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,502 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,828 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,466 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,515 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,946 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,384 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,620 |
| Countries that Start with A | 0 | - | 4.98 | 2,164,142 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,814 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,202 |
| Countries that Start with D | 0 | - | 4.96 | 710,446 |
| Countries that Start with E | 0 | - | 4.95 | 1,378,104 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,314 |
| Countries that Start with H | 0 | - | 4.96 | 605,352 |
| Countries that Start with I | 0 | - | 4.92 | 1,289,031 |
