| Most Populous Countries by Year | 0 | - | 4.83 | 110,703 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,361 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,227 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,802 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,283 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,576 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,298 |
| World Capitals Quiz | 0 | - | 5.00 | 5,077,181 |
| Former Capitals | 0 | - | 4.88 | 71,482 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,354 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,714 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,819 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,801 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,220 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,697 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,621 |
| Countries with Megacities | 0 | - | 4.99 | 263,850 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,472 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,327 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,742 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,368 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,246 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,337 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,459 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,558 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,310 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,107 |
| Countries by Capital City | 0 | - | 5.00 | 68,397 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,228 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,703 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,272 |
| Moved Capital Cities | 0 | - | 4.96 | 74,249 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,585 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,092 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,456 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,553 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,538 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,650 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,706 |
| Random European Capital to Country | 0 | - | 4.98 | 191,009 |
| Random European Country to Capital | 0 | - | 4.93 | 165,217 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,504 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,807 |
| Random African Capital to Country | 0 | - | 4.97 | 100,773 |
| Random African Country to Capital | 0 | - | 4.94 | 71,294 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,694 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,320 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,494 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,944 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,779 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,950 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,985 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,447 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,599 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,124 |
| North American Sports Cities | 0 | - | 4.83 | 172,464 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,346 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,441 |
| Name a City - European Countries | 0 | - | 4.90 | 65,448 |
| Cities by Former Name | 0 | - | 4.83 | 91,611 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,317 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,555 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,422 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,686 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,276 |
| World Capitals by Map | 0 | - | 5.00 | 286,736 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,361 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,468 |
| Random Country to Capital | 0 | - | 4.98 | 921,229 |
| Capitals Starting With H | 0 | - | 4.91 | 92,621 |
| Capitals Starting With K | 0 | - | 4.88 | 83,633 |
| Capitals Starting With L | 0 | - | 4.81 | 88,153 |
| Capitals Starting With M | 0 | - | 4.93 | 107,899 |
| Capitals Starting With P | 0 | - | 4.88 | 78,256 |
| Capitals Starting With R | 0 | - | 4.87 | 81,896 |
| Capitals Starting With S | 0 | - | 4.90 | 85,851 |
| Capitals Starting With T | 0 | - | 4.85 | 76,214 |
| Capitals Starting With W | 0 | - | 4.87 | 91,339 |
| Capitals Starting With A | 0 | - | 4.97 | 128,152 |
| Capitals Starting With B | 0 | - | 4.89 | 118,580 |
| Capitals Starting With D | 0 | - | 4.93 | 96,514 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,200 |
| Olympic Host Countries | 0 | - | 4.98 | 200,873 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,908 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,376 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,826 |
| The Only European Country ... | 0 | - | 4.91 | 216,880 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,431 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,283 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,681 |
| Countries of Africa | 0 | - | 5.00 | 2,539,608 |
| Cities in European History #1 | 0 | - | 4.63 | 134,073 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,504 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,031 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,865 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,347 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,969 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,461 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,281 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,003 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,640 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,523 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,965 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,215 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,378 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,922 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,057 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,608 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,063 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,248 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,420 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,894 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,155 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,578 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,775 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,047 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,188 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,177 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,963 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,849 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,267 |
| Europe Capital to Country | 0 | - | 4.99 | 250,493 |
| Asia Capital to Country | 0 | - | 4.96 | 126,726 |
| Capital Cities Chain | 0 | - | 4.84 | 82,803 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,984 |
| European Capitals by Map | 0 | - | 4.99 | 139,430 |
| African Capitals by Map | 0 | - | 4.99 | 133,913 |
| Coldest World Capitals | 0 | - | 4.95 | 133,583 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,491 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,140 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,483 |
| European Coastal Capitals | 0 | - | 4.95 | 90,661 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,613 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,235 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,188 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,866 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,626 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,968 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,327 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,913 |
| Countries of the Middle East | 0 | - | 4.96 | 201,296 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,376 |
| Slavic Countries | 0 | - | 4.96 | 111,732 |
| African Island Countries | 0 | - | 4.96 | 101,707 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,909 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,791 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,137 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,035 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,200 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,075 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,990 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,569 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,619 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,208 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,103 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,741 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,821 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,645 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,278 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,266 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,641 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,314 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,212 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,048 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,326 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,086 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,927 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,574 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,020 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,964 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,422 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,878 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,838 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,475 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,354 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,249 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,449 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,355 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,019 |
| Ancient City to Country | 0 | - | 4.70 | 108,063 |
| Official Cities in the UK | 0 | - | 4.89 | 284,034 |
| City-States | 0 | - | 4.53 | 37,280 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,158 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,690 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,852 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,194 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,549 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,127 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,549 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,545 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,244 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,939 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,766 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,038 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,533 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,094 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,355 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,881 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,690 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,498 |
