| World Capitals Quiz | 0 | - | 5.00 | 5,060,504 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,761 |
| Coldest World Capitals | 0 | - | 4.95 | 133,426 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,583 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,857 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,876 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,415 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,204 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,225 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,875 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,507 |
| Countries by Capital City | 0 | - | 5.00 | 67,837 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,920 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,422 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,472 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,910 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,129 |
| Moved Capital Cities | 0 | - | 4.96 | 74,008 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,038 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,899 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,361 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,145 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,431 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,197 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,650 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,411 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,680 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,303 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,545 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,823 |
| World Capitals by Map | 0 | - | 5.00 | 285,406 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,115 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,181 |
| Random Country to Capital | 0 | - | 4.98 | 917,425 |
| Capitals Starting With H | 0 | - | 4.90 | 91,902 |
| Capitals Starting With K | 0 | - | 4.85 | 76,076 |
| Capitals Starting With L | 0 | - | 4.81 | 87,304 |
| Capitals Starting With M | 0 | - | 4.93 | 106,839 |
| Capitals Starting With P | 0 | - | 4.88 | 77,583 |
| Capitals Starting With R | 0 | - | 4.87 | 81,341 |
| Capitals Starting With S | 0 | - | 4.89 | 85,218 |
| Capitals Starting With T | 0 | - | 4.84 | 75,686 |
| Capitals Starting With W | 0 | - | 4.87 | 90,961 |
| Capitals Starting With A | 0 | - | 4.97 | 127,158 |
| Capitals Starting With B | 0 | - | 4.89 | 117,804 |
| Capitals Starting With D | 0 | - | 4.93 | 95,868 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,786 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,206 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,626 |
| Former Capitals | 0 | - | 4.88 | 71,354 |
| Europe Capital to Country | 0 | - | 4.99 | 249,443 |
| Asia Capital to Country | 0 | - | 4.96 | 126,402 |
| Capital Cities Chain | 0 | - | 4.84 | 82,428 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,497 |
| European Capitals by Map | 0 | - | 4.99 | 138,412 |
| African Capitals by Map | 0 | - | 4.99 | 133,198 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,985 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,824 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,187 |
| European Coastal Capitals | 0 | - | 4.95 | 90,321 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,474 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,992 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,417 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,708 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,342 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,610 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.05 | 11,855 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,229 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,924 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,209 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,853 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,938 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,659 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,579 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,045 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,045 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,279 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,263 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,220 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,150 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,144 |
| Capitals of the Stans | 0 | - | 4.95 | 26,702 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,865 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,520 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,209 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,840 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 80,360 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,640 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,923 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,237 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,985 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,109 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,020 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,777 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,002 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 70,037 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,107 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,162 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,313 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,426 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,270 |
| Capitals Starting With N | 0 | - | 4.80 | 50,699 |
| Capitals Starting With V | 0 | - | 4.79 | 37,881 |
| Capitals Starting With C | 0 | - | 4.78 | 97,220 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,662 |
| North American Sports Cities | 0 | - | 4.83 | 171,710 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,201 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,705 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,202 |
| Name a City - European Countries | 0 | - | 4.90 | 65,134 |
| Name a Valid World City | 0 | - | 4.83 | 70,883 |
| Cities by Former Name | 0 | - | 4.83 | 91,398 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,269 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,757 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,155 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,547 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,674 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,950 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,415 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,704 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,611 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,883 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,435 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,917 |
| NATO Countries | 0 | - | 4.98 | 279,040 |
| EU Countries Quiz | 0 | - | 4.99 | 272,638 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,246 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,625 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,591 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,860 |
| Countries with NO Military | 0 | - | 4.97 | 61,886 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,354 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,416 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,308 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,369 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,398 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,933 |
| Capital City Etymologies | 0 | - | 4.77 | 63,223 |
| Busiest Container Ports | 0 | - | 4.11 | 37,376 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,235 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,254 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,788 |
| U.S. College Towns | 0 | - | 4.47 | 29,185 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,110 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,494 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,337 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,734 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,444 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,757 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,660 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,919 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,047 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,865 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,688 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,061 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,299 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,608 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,532 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,801 |
| Buddhist Countries | 0 | - | 4.96 | 143,646 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,506 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,102 |
| World Currency Quiz | 0 | - | 4.91 | 301,659 |
| Official Cities in the UK | 0 | - | 4.89 | 282,861 |
| The Only Country ... | 0 | - | 4.91 | 80,707 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,999 |
| Orthodox Countries | 0 | - | 4.92 | 131,208 |
| Richest Island Countries | 0 | - | 4.84 | 100,249 |
| Battle to Country | 0 | - | 4.91 | 53,094 |
| Monarchies of Europe | 0 | - | 4.90 | 97,902 |
| Monarchies of Asia | 0 | - | 4.97 | 70,944 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,306 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,360 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,648 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,453 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,799 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,753 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,075 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,026 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,334 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,244 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,221 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 269,994 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,973 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,318 |
| Countries that Start with A | 0 | - | 4.98 | 2,157,827 |
| Countries that Start with B | 0 | - | 4.95 | 2,289,844 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,357 |
| Countries that Start with D | 0 | - | 4.96 | 707,030 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,160 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,786 |
| Countries that Start with H | 0 | - | 4.96 | 602,596 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,604 |
| Countries that Start with J | 0 | - | 4.98 | 600,473 |
| Countries that Start with K | 0 | - | 4.97 | 813,574 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,370 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,306 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,801 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,649 |
