| World Capitals Quiz | 0 | - | 5.00 | 5,058,295 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,943 |
| Coldest World Capitals | 0 | - | 4.95 | 133,395 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,555 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,826 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,813 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,387 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,174 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,198 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,823 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,426 |
| Countries by Capital City | 0 | - | 5.00 | 67,757 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,881 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,379 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,316 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,874 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,080 |
| Moved Capital Cities | 0 | - | 4.96 | 73,980 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,015 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,868 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,321 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,135 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,362 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,140 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,567 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,002 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,358 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,284 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,523 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,756 |
| World Capitals by Map | 0 | - | 5.00 | 285,282 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,084 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,521 |
| Random Country to Capital | 0 | - | 4.98 | 916,927 |
| Capitals Starting With H | 0 | - | 4.90 | 91,868 |
| Capitals Starting With K | 0 | - | 4.85 | 76,045 |
| Capitals Starting With L | 0 | - | 4.81 | 87,275 |
| Capitals Starting With M | 0 | - | 4.93 | 106,790 |
| Capitals Starting With P | 0 | - | 4.88 | 77,557 |
| Capitals Starting With R | 0 | - | 4.87 | 81,321 |
| Capitals Starting With S | 0 | - | 4.89 | 85,189 |
| Capitals Starting With T | 0 | - | 4.84 | 75,662 |
| Capitals Starting With W | 0 | - | 4.87 | 90,941 |
| Capitals Starting With A | 0 | - | 4.97 | 127,111 |
| Capitals Starting With B | 0 | - | 4.89 | 117,767 |
| Capitals Starting With D | 0 | - | 4.93 | 95,834 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,729 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,190 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,531 |
| Former Capitals | 0 | - | 4.88 | 71,343 |
| Europe Capital to Country | 0 | - | 4.99 | 249,340 |
| Asia Capital to Country | 0 | - | 4.96 | 126,354 |
| Capital Cities Chain | 0 | - | 4.84 | 82,389 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,433 |
| European Capitals by Map | 0 | - | 4.99 | 138,294 |
| African Capitals by Map | 0 | - | 4.99 | 133,093 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,928 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,776 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,142 |
| European Coastal Capitals | 0 | - | 4.95 | 90,285 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,434 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,805 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,293 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,681 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,300 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,567 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.05 | 11,816 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,047 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,785 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,160 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,831 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,887 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,625 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,560 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,029 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,988 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,261 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,237 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,047 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,149 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,108 |
| Capitals of the Stans | 0 | - | 4.95 | 26,683 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,846 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,518 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,208 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,825 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 80,264 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,511 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,885 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,143 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,908 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,081 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 81,002 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,711 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,000 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 67,791 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,099 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,110 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,310 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,413 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,252 |
| Capitals Starting With N | 0 | - | 4.80 | 50,672 |
| Capitals Starting With V | 0 | - | 4.79 | 37,861 |
| Capitals Starting With C | 0 | - | 4.78 | 97,175 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,581 |
| North American Sports Cities | 0 | - | 4.83 | 171,628 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,115 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,655 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,172 |
| Name a City - European Countries | 0 | - | 4.91 | 65,093 |
| Name a Valid World City | 0 | - | 4.83 | 70,826 |
| Cities by Former Name | 0 | - | 4.84 | 91,361 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,258 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,742 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,138 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,542 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,665 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,937 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,413 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,700 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,585 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,864 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,390 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,699 |
| NATO Countries | 0 | - | 4.98 | 278,846 |
| EU Countries Quiz | 0 | - | 4.99 | 272,449 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,063 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,324 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,504 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,781 |
| Countries with NO Military | 0 | - | 4.97 | 61,833 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,325 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,414 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,302 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,327 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,389 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,895 |
| Capital City Etymologies | 0 | - | 4.77 | 63,202 |
| Busiest Container Ports | 0 | - | 4.11 | 37,366 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,216 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,224 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,224 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,772 |
| U.S. College Towns | 0 | - | 4.47 | 29,181 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,101 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,475 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,291 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,696 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,279 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,709 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,629 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,883 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,046 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,663 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,610 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,002 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,258 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,564 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,386 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,752 |
| Buddhist Countries | 0 | - | 4.96 | 143,591 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,374 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,012 |
| World Currency Quiz | 0 | - | 4.91 | 301,400 |
| Official Cities in the UK | 0 | - | 4.89 | 282,712 |
| The Only Country ... | 0 | - | 4.91 | 80,650 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,934 |
| Orthodox Countries | 0 | - | 4.92 | 131,154 |
| Richest Island Countries | 0 | - | 4.84 | 100,187 |
| Battle to Country | 0 | - | 4.91 | 53,066 |
| Monarchies of Europe | 0 | - | 4.90 | 97,857 |
| Monarchies of Asia | 0 | - | 4.97 | 70,915 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,181 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,249 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,556 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,395 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,699 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,735 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,008 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,948 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,262 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,919 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,160 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 269,720 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,899 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,262 |
| Countries that Start with A | 0 | - | 4.98 | 2,156,958 |
| Countries that Start with B | 0 | - | 4.95 | 2,289,001 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,700 |
| Countries that Start with D | 0 | - | 4.96 | 706,602 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,584 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,203 |
| Countries that Start with H | 0 | - | 4.96 | 602,183 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,184 |
| Countries that Start with J | 0 | - | 4.98 | 600,120 |
| Countries that Start with K | 0 | - | 4.97 | 813,246 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,966 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,870 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,349 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,056 |
