| World Capitals Quiz | 0 | - | 5.00 | 5,072,771 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,099 |
| Coldest World Capitals | 0 | - | 4.95 | 133,551 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,764 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,011 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,228 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,516 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,391 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,473 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,202 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,963 |
| Countries by Capital City | 0 | - | 5.00 | 68,240 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,149 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,636 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,365 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,179 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,391 |
| Moved Capital Cities | 0 | - | 4.96 | 74,200 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,154 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,060 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,551 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,183 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,008 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,495 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,887 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,565 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,759 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,389 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,649 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,185 |
| World Capitals by Map | 0 | - | 5.00 | 286,382 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,294 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,981 |
| Random Country to Capital | 0 | - | 4.98 | 920,344 |
| Capitals Starting With H | 0 | - | 4.91 | 92,534 |
| Capitals Starting With K | 0 | - | 4.88 | 83,447 |
| Capitals Starting With L | 0 | - | 4.81 | 88,057 |
| Capitals Starting With M | 0 | - | 4.93 | 107,763 |
| Capitals Starting With P | 0 | - | 4.88 | 78,187 |
| Capitals Starting With R | 0 | - | 4.87 | 81,811 |
| Capitals Starting With S | 0 | - | 4.90 | 85,767 |
| Capitals Starting With T | 0 | - | 4.85 | 76,154 |
| Capitals Starting With W | 0 | - | 4.87 | 91,295 |
| Capitals Starting With A | 0 | - | 4.97 | 127,882 |
| Capitals Starting With B | 0 | - | 4.89 | 118,455 |
| Capitals Starting With D | 0 | - | 4.93 | 96,411 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,114 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,283 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,868 |
| Former Capitals | 0 | - | 4.88 | 71,450 |
| Europe Capital to Country | 0 | - | 4.99 | 250,062 |
| Asia Capital to Country | 0 | - | 4.96 | 126,650 |
| Capital Cities Chain | 0 | - | 4.83 | 82,722 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,855 |
| European Capitals by Map | 0 | - | 4.99 | 139,117 |
| African Capitals by Map | 0 | - | 4.99 | 133,765 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,377 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,057 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,408 |
| European Coastal Capitals | 0 | - | 4.95 | 90,580 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,582 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,921 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,980 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,823 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,556 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,881 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,115 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.07 | 11,897 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,343 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,746 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,463 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,026 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,252 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,126 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,825 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,662 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,168 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,351 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,427 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,388 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,580 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,171 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,278 |
| Capitals of the Stans | 0 | - | 4.95 | 26,838 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,090 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,540 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,238 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,910 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,828 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 66,981 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,073 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,586 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,355 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,324 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,145 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,103 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,029 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 72,159 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,148 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,462 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,344 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,515 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,487 |
| Capitals Starting With N | 0 | - | 4.80 | 51,180 |
| Capitals Starting With V | 0 | - | 4.79 | 38,172 |
| Capitals Starting With C | 0 | - | 4.79 | 97,898 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,139 |
| North American Sports Cities | 0 | - | 4.83 | 172,361 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,315 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,015 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,381 |
| Name a City - European Countries | 0 | - | 4.90 | 65,363 |
| Name a Valid World City | 0 | - | 4.83 | 71,186 |
| Cities by Former Name | 0 | - | 4.83 | 91,562 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,483 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,792 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,209 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,591 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,767 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,996 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,425 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,724 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,828 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,983 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,704 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,219 |
| NATO Countries | 0 | - | 4.98 | 280,308 |
| EU Countries Quiz | 0 | - | 4.99 | 274,132 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,286 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,086 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,378 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 148,442 |
| Countries with NO Military | 0 | - | 4.97 | 62,272 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,589 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,457 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,370 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,568 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,429 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,044 |
| Capital City Etymologies | 0 | - | 4.77 | 63,297 |
| Busiest Container Ports | 0 | - | 4.11 | 37,403 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,239 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,297 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,384 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,863 |
| U.S. College Towns | 0 | - | 4.47 | 29,225 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,142 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,557 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,661 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,957 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,005 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,082 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,791 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,182 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,061 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,961 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,167 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,380 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,541 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,781 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,606 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,189 |
| Buddhist Countries | 0 | - | 4.96 | 144,319 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,394 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,538 |
| World Currency Quiz | 0 | - | 4.92 | 302,975 |
| Official Cities in the UK | 0 | - | 4.89 | 283,680 |
| The Only Country ... | 0 | - | 4.91 | 81,023 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,396 |
| Orthodox Countries | 0 | - | 4.92 | 131,920 |
| Richest Island Countries | 0 | - | 4.84 | 100,524 |
| Battle to Country | 0 | - | 4.91 | 53,328 |
| Monarchies of Europe | 0 | - | 4.90 | 98,139 |
| Monarchies of Asia | 0 | - | 4.97 | 71,083 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,070 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,042 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,185 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,805 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,522 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,883 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,368 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,392 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,692 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,401 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,434 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,430 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,286 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,525 |
| Countries that Start with A | 0 | - | 4.98 | 2,162,356 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,064 |
| Countries that Start with C | 0 | - | 4.96 | 1,821,835 |
| Countries that Start with D | 0 | - | 4.96 | 709,442 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,000 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,096 |
| Countries that Start with H | 0 | - | 4.96 | 604,641 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,163 |
| Countries that Start with J | 0 | - | 4.98 | 602,331 |
| Countries that Start with K | 0 | - | 4.97 | 815,681 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,589 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,560 |
