| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,542 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,942 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,467 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,678 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,938 |
| Cities by Former Name | 0 | - | 4.83 | 92,171 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,642 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,121 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,400 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,585 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,659 |
| Former Capitals | 0 | - | 4.88 | 71,722 |
| World Capitals Quiz | 0 | - | 5.00 | 5,112,993 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,466 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,593 |
| Battle to Country | 0 | - | 4.91 | 54,091 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,031 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,459 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,515 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,677 |
| Ancient City to Country | 0 | - | 4.72 | 108,397 |
| City-States | 0 | - | 4.53 | 37,435 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,857 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,350 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,928 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,268 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,404 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,494 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,179 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,289 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,192 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,539 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,076 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,333 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,417 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,358 |
| Countries by Capital City | 0 | - | 5.00 | 69,603 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,124 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,344 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,369 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,945 |
| Moved Capital Cities | 0 | - | 4.96 | 74,726 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,858 |
| Independence from Whom | 0 | - | 4.99 | 213,381 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,641 |
| Countries in World War I | 0 | - | 4.88 | 229,402 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,394 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,916 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,269 |
| Countries by Founding Story | 0 | - | 4.95 | 77,901 |
| Top 10 Richest Countries in Asia | 0 | - | 4.69 | 106,735 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,563 |
| North American Sports Cities | 0 | - | 4.82 | 173,284 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,597 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,042 |
| Name a City - European Countries | 0 | - | 4.89 | 66,366 |
| Name a Valid World City | 0 | - | 4.85 | 72,122 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,942 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,874 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,977 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,036 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,957 |
| World Capitals by Map | 0 | - | 5.00 | 289,888 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,918 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,922 |
| Random Country to Capital | 0 | - | 4.98 | 929,834 |
| Capitals Starting With H | 0 | - | 4.91 | 93,436 |
| Capitals Starting With K | 0 | - | 4.88 | 84,501 |
| Capitals Starting With L | 0 | - | 4.81 | 96,075 |
| Capitals Starting With M | 0 | - | 4.94 | 109,351 |
| Capitals Starting With P | 0 | - | 4.88 | 79,116 |
| Capitals Starting With R | 0 | - | 4.88 | 82,599 |
| Capitals Starting With S | 0 | - | 4.90 | 86,685 |
| Capitals Starting With T | 0 | - | 4.86 | 76,934 |
| Capitals Starting With W | 0 | - | 4.87 | 91,788 |
| Capitals Starting With A | 0 | - | 4.97 | 129,259 |
| Capitals Starting With B | 0 | - | 4.89 | 119,633 |
| Capitals Starting With D | 0 | - | 4.94 | 97,307 |
| Recently Independent Countries | 0 | - | 4.98 | 160,501 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,161 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 197,045 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,420 |
| Countries by Former Name | 0 | - | 4.99 | 125,961 |
| Historical City to Country | 0 | - | 4.85 | 79,094 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,267 |
| Cities in European History #1 | 0 | - | 4.63 | 134,723 |
| Important Cities in WWII | 0 | - | 4.42 | 94,262 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,175 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,786 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,595 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,761 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,592 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,002 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,601 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,275 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,570 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,919 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,858 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,826 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,660 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,050 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,749 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,323 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,804 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,685 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,968 |
| Europe Capital to Country | 0 | - | 4.99 | 252,527 |
| Asia Capital to Country | 0 | - | 4.96 | 127,680 |
| Capital Cities Chain | 0 | - | 4.84 | 83,509 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,249 |
| Solve the Secret Capital City | 0 | - | 4.81 | 164,720 |
| European Capitals by Map | 0 | - | 4.99 | 142,479 |
| African Capitals by Map | 0 | - | 4.99 | 142,555 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,553 |
| Coldest World Capitals | 0 | - | 4.95 | 134,271 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,102 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,100 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,366 |
| European Coastal Capitals | 0 | - | 4.95 | 91,475 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,261 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,219 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,166 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,235 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,242 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,702 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,163 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,905 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,722 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,326 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,708 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,735 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,851 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,972 |
| Communist Countries in History | 0 | - | 4.63 | 498,683 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,350 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,340 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,781 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,148 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,619 |
| Official Cities in the UK | 0 | - | 4.89 | 286,813 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,238 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,243 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,927 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,613 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,354 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,710 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,299 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,778 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,479 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,898 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,480 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,532 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,652 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,055 |
| Flags to Capitals #1 | 0 | - | 4.96 | 59,005 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,858 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,677 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,096 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,331 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,808 |
| The Only Country ... | 0 | - | 4.91 | 82,031 |
| Countries in World War II | 0 | - | 4.54 | 920,122 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,597 |
| Orthodox Countries | 0 | - | 4.92 | 132,940 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,588 |
| Monarchies of Europe | 0 | - | 4.90 | 99,015 |
| Monarchies of Asia | 0 | - | 4.97 | 71,592 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,283 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,344 |
| Political Movements by Country | 0 | - | 4.46 | 72,819 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,678 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,527 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,995 |
| Capitals of the Stans | 0 | - | 4.95 | 27,223 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,261 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,205 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,521 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,569 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,897 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,797 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,542 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,102 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,080 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,751 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,240 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,300 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,385 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,776 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,604 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,291 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,225 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,576 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,051 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,215 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,787 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,634 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,161 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,010 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,163 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,941 |
