| World Capitals Quiz | 0 | - | 5.00 | 5,038,174 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,275 |
| Coldest World Capitals | 0 | - | 4.95 | 133,105 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,176 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,537 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,203 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,179 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,819 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,774 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,909 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,734 |
| Countries by Capital City | 0 | - | 5.00 | 66,928 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,481 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,025 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,847 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,504 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,556 |
| Moved Capital Cities | 0 | - | 4.96 | 73,705 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,773 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,592 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,059 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,709 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,648 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,223 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,456 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,995 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,761 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,314 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,121 |
| World Capitals by Map | 0 | - | 5.00 | 283,899 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,772 |
| Random Capital to Country | 0 | - | 4.99 | 2,579,915 |
| Random Country to Capital | 0 | - | 4.98 | 912,746 |
| Capitals Starting With H | 0 | - | 4.90 | 91,438 |
| Capitals Starting With K | 0 | - | 4.85 | 75,799 |
| Capitals Starting With L | 0 | - | 4.81 | 86,956 |
| Capitals Starting With M | 0 | - | 4.93 | 106,272 |
| Capitals Starting With P | 0 | - | 4.88 | 77,291 |
| Capitals Starting With R | 0 | - | 4.87 | 81,070 |
| Capitals Starting With S | 0 | - | 4.89 | 84,921 |
| Capitals Starting With T | 0 | - | 4.84 | 75,393 |
| Capitals Starting With W | 0 | - | 4.89 | 90,714 |
| Capitals Starting With A | 0 | - | 4.97 | 126,698 |
| Capitals Starting With B | 0 | - | 4.89 | 117,418 |
| Capitals Starting With D | 0 | - | 4.93 | 95,510 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,150 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,043 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,827 |
| Former Capitals | 0 | - | 4.88 | 71,194 |
| Europe Capital to Country | 0 | - | 4.99 | 248,252 |
| Asia Capital to Country | 0 | - | 4.96 | 125,880 |
| Capital Cities Chain | 0 | - | 4.84 | 82,018 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,703 |
| European Capitals by Map | 0 | - | 4.99 | 136,841 |
| African Capitals by Map | 0 | - | 4.99 | 132,370 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,393 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,359 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,755 |
| European Coastal Capitals | 0 | - | 4.95 | 89,904 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,242 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,368 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,155 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,475 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,914 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,105 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,252 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,855 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,355 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,771 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,532 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,298 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,280 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,339 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,782 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,622 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,961 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,999 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,471 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,096 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,855 |
| Capitals of the Stans | 0 | - | 4.95 | 26,492 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,525 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,481 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,166 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,712 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 78,622 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,792 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,657 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,422 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,170 |
| World Capitals with a Unique First Letter | 0 | - | 4.77 | 70,646 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,745 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,751 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,008 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,963 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 53,211 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,037 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,604 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,242 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,250 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,976 |
| Capitals Starting With N | 0 | - | 4.80 | 50,435 |
| Capitals Starting With V | 0 | - | 4.79 | 37,667 |
| Capitals Starting With C | 0 | - | 4.74 | 96,707 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,858 |
| North American Sports Cities | 0 | - | 4.83 | 171,043 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,957 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,134 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,850 |
| Name a City - European Countries | 0 | - | 4.91 | 64,594 |
| Name a Valid World City | 0 | - | 4.83 | 70,287 |
| Cities by Former Name | 0 | - | 4.84 | 91,064 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,062 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,659 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,036 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,454 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,480 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,834 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,379 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,643 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,347 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,692 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,977 |
| Majority Muslim Countries | 0 | - | 4.98 | 369,631 |
| NATO Countries | 0 | - | 4.98 | 276,670 |
| EU Countries Quiz | 0 | - | 4.99 | 270,491 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,401 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,966 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,316 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,969 |
| Countries with NO Military | 0 | - | 4.97 | 61,279 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,987 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,369 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,163 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,862 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,343 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,542 |
| Capital City Etymologies | 0 | - | 4.77 | 63,052 |
| Busiest Container Ports | 0 | - | 4.11 | 37,307 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,175 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,114 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,306 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,638 |
| U.S. College Towns | 0 | - | 4.47 | 29,116 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,041 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,351 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,496 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,311 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,367 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,063 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,401 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,393 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,020 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,851 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,686 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,422 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,826 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,236 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,454 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,055 |
| Buddhist Countries | 0 | - | 4.96 | 143,089 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,183 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,285 |
| World Currency Quiz | 0 | - | 4.92 | 299,139 |
| Official Cities in the UK | 0 | - | 4.89 | 281,037 |
| The Only Country ... | 0 | - | 4.91 | 80,061 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,207 |
| Orthodox Countries | 0 | - | 4.91 | 130,535 |
| Richest Island Countries | 0 | - | 4.84 | 99,650 |
| Battle to Country | 0 | - | 4.91 | 52,619 |
| Monarchies of Europe | 0 | - | 4.90 | 97,451 |
| Monarchies of Asia | 0 | - | 4.97 | 70,668 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,901 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,111 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,590 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,640 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,484 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,492 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,441 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,323 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,631 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,607 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,749 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,520 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,078 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,816 |
| Countries that Start with A | 0 | - | 4.97 | 2,149,159 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,880 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,983 |
| Countries that Start with D | 0 | - | 4.96 | 702,672 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,870 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,260 |
| Countries that Start with H | 0 | - | 4.96 | 598,866 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,378 |
| Countries that Start with J | 0 | - | 4.98 | 596,906 |
| Countries that Start with K | 0 | - | 4.97 | 810,248 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,961 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,843 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,563 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,022 |
