| World Capitals Quiz | 0 | - | 5.00 | 5,025,208 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,778 |
| Coldest World Capitals | 0 | - | 4.95 | 132,979 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,804 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,559 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,507 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,473 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,203 |
| Countries by Capital City | 0 | - | 5.00 | 66,445 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,219 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,802 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,332 |
| Moved Capital Cities | 0 | - | 4.96 | 73,505 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,923 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,028 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,249 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,650 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,390 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,000 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,025 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,308 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,756 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,631 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,183 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,760 |
| World Capitals by Map | 0 | - | 5.00 | 282,783 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,596 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,065 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,345 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,380 |
| Random Country to Capital | 0 | - | 4.98 | 910,411 |
| Capitals Starting With H | 0 | - | 4.90 | 88,197 |
| Capitals Starting With K | 0 | - | 4.85 | 75,449 |
| Capitals Starting With M | 0 | - | 4.93 | 105,733 |
| Capitals Starting With P | 0 | - | 4.88 | 76,972 |
| Capitals Starting With R | 0 | - | 4.87 | 80,775 |
| Capitals Starting With S | 0 | - | 4.89 | 84,577 |
| Capitals Starting With T | 0 | - | 4.84 | 75,114 |
| Capitals Starting With W | 0 | - | 4.89 | 90,437 |
| Capitals Starting With A | 0 | - | 4.97 | 126,239 |
| Capitals Starting With B | 0 | - | 4.89 | 117,005 |
| Capitals Starting With D | 0 | - | 4.93 | 95,096 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,786 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,483 |
| Former Capitals | 0 | - | 4.88 | 71,075 |
| Europe Capital to Country | 0 | - | 4.99 | 247,265 |
| Asia Capital to Country | 0 | - | 4.96 | 125,606 |
| Capital Cities Chain | 0 | - | 4.84 | 81,796 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,270 |
| European Capitals by Map | 0 | - | 4.99 | 135,902 |
| African Capitals by Map | 0 | - | 4.99 | 132,037 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,952 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,062 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,519 |
| European Coastal Capitals | 0 | - | 4.95 | 89,628 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,141 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,334 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,511 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,682 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,855 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,644 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,942 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,743 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,058 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,032 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,421 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,463 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,525 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,001 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,070 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,251 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,639 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,361 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,777 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,857 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,139 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,695 |
| Capitals of the Stans | 0 | - | 4.95 | 26,362 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,452 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,147 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,645 |
| Top Five Capitals By Category #1 | 0 | - | 4.72 | 78,160 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,525 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,487 |
| World Capitals with a Unique First Letter | 0 | - | 4.78 | 63,219 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,564 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,291 |
| Random World Capitals on a Map | 0 | - | 4.93 | 132,962 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,665 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,559 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,603 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,945 |
| World's Biggest Financial Centers | 0 | - | 4.50 | 48,082 |
| National Subdivisions by Capital | 0 | - | 4.36 | 98,845 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 74,970 |
| Nearest Capital City #2 | 0 | - | 4.56 | 38,995 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,408 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,351 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,205 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,148 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,367 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,604 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,823 |
| Capitals Starting With L | 0 | - | 4.81 | 86,604 |
| Capitals Starting With N | 0 | - | 4.80 | 50,127 |
| Capitals Starting With V | 0 | - | 4.79 | 37,431 |
| Capitals Starting With C | 0 | - | 4.74 | 96,239 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,352 |
| North American Sports Cities | 0 | - | 4.83 | 170,741 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,877 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,631 |
| Name a City - European Countries | 0 | - | 4.92 | 64,260 |
| Name a Valid World City | 0 | - | 4.83 | 69,984 |
| Cities by Former Name | 0 | - | 4.84 | 90,860 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,624 |
| Majority Muslim Countries | 0 | - | 4.98 | 367,966 |
| NATO Countries | 0 | - | 4.98 | 275,059 |
| EU Countries Quiz | 0 | - | 4.99 | 269,390 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,436 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 267,624 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,747 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,555 |
| Countries with NO Military | 0 | - | 4.97 | 61,048 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,824 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,055 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,678 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,263 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,770 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,321 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,381 |
| Capital City Etymologies | 0 | - | 4.77 | 62,973 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,203 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,573 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,736 |
| Busiest Container Ports | 0 | - | 4.11 | 37,256 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,135 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,050 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,052 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,537 |
| U.S. College Towns | 0 | - | 4.47 | 29,085 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,010 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,257 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,236 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,079 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,846 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,636 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,263 |
| U.S. Cities With Spanish Names | 0 | - | 4.93 | 21,931 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 15,992 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,235 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,131 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,596 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 73,984 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,514 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,788 |
| Buddhist Countries | 0 | - | 4.96 | 142,816 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,406 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,816 |
| World Currency Quiz | 0 | - | 4.92 | 297,736 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 483,858 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 219,921 |
| Ancient City to Country | 0 | - | 4.70 | 107,550 |
| Official Cities in the UK | 0 | - | 4.89 | 280,103 |
| City-States | 0 | - | 4.53 | 37,069 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,741 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,457 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,030 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,703 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,936 |
| One-Syllable World Capital Cities | 0 | - | 4.37 | 47,794 |
| Capital Cities Breakdown Puzzle #1 | 0 | - | 4.08 | 12,530 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.05 | 11,752 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,016 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,239 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,124 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,693 |
| Capitals by River | 0 | - | 4.55 | 48,219 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,795 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 232,927 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,178 |
| The Only Country ... | 0 | - | 4.91 | 79,699 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,864 |
| Orthodox Countries | 0 | - | 4.91 | 130,245 |
| Richest Island Countries | 0 | - | 4.84 | 99,358 |
| Battle to Country | 0 | - | 4.91 | 52,423 |
| Monarchies of Europe | 0 | - | 4.90 | 97,197 |
| Monarchies of Asia | 0 | - | 4.97 | 70,531 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,234 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,512 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,059 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,248 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 135,860 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,376 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,146 |
| Countries with the Most Exports | 0 | - | 4.96 | 153,991 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,304 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,437 |
