| Most Populous Countries by Year | 0 | - | 4.83 | 109,262 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,316 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,296 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,625 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,583 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,825 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,232 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,276 |
| Former Capitals | 0 | - | 4.88 | 71,147 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,491 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,137 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,350 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,614 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,307 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,302 |
| Countries with Megacities | 0 | - | 4.99 | 247,032 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,182 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,008 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,603 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,921 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,798 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,967 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,665 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,614 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,651 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,475 |
| Countries by Capital City | 0 | - | 5.00 | 66,682 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,350 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,914 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,425 |
| Moved Capital Cities | 0 | - | 4.96 | 73,597 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,919 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,588 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,261 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,695 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,466 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,088 |
| Random European Capital to Country | 0 | - | 4.98 | 189,252 |
| Random European Country to Capital | 0 | - | 4.92 | 147,477 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,418 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,436 |
| Random African Capital to Country | 0 | - | 4.97 | 99,744 |
| Random African Country to Capital | 0 | - | 4.94 | 70,241 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,288 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,697 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,126 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,859 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,958 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,902 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,502 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,623 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,289 |
| North American Sports Cities | 0 | - | 4.83 | 170,924 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,922 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,749 |
| Name a City - European Countries | 0 | - | 4.92 | 64,425 |
| Cities by Former Name | 0 | - | 4.84 | 90,987 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,411 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,032 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,694 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,249 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,968 |
| World Capitals by Map | 0 | - | 5.00 | 283,262 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,683 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,230 |
| Random Country to Capital | 0 | - | 4.98 | 911,751 |
| Capitals Starting With H | 0 | - | 4.90 | 91,075 |
| Capitals Starting With K | 0 | - | 4.85 | 75,705 |
| Capitals Starting With L | 0 | - | 4.81 | 86,858 |
| Capitals Starting With M | 0 | - | 4.93 | 106,091 |
| Capitals Starting With P | 0 | - | 4.88 | 77,210 |
| Capitals Starting With R | 0 | - | 4.87 | 80,992 |
| Capitals Starting With S | 0 | - | 4.89 | 84,828 |
| Capitals Starting With T | 0 | - | 4.84 | 75,313 |
| Capitals Starting With W | 0 | - | 4.89 | 90,627 |
| Capitals Starting With A | 0 | - | 4.97 | 126,575 |
| Capitals Starting With B | 0 | - | 4.89 | 117,318 |
| Capitals Starting With D | 0 | - | 4.93 | 95,406 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,041 |
| Olympic Host Countries | 0 | - | 4.98 | 198,913 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,833 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,601 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,693 |
| The Only European Country ... | 0 | - | 4.91 | 213,905 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,179 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,582 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,218 |
| Countries of Africa | 0 | - | 5.00 | 2,508,424 |
| Cities in European History #1 | 0 | - | 4.63 | 133,157 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,341 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,634 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,670 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,225 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,517 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,741 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,135 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,161 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,359 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,966 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,421 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,612 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,312 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,397 |
| Biggest European Cities by Century | 0 | - | 4.98 | 143,748 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,500 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,145 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,111 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,586 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,025 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,321 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,379 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,213 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,172 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,853 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,708 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,355 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,225 |
| Europe Capital to Country | 0 | - | 4.99 | 247,961 |
| Asia Capital to Country | 0 | - | 4.96 | 125,776 |
| Capital Cities Chain | 0 | - | 4.84 | 81,929 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,494 |
| European Capitals by Map | 0 | - | 4.99 | 136,324 |
| African Capitals by Map | 0 | - | 4.99 | 132,194 |
| Coldest World Capitals | 0 | - | 4.95 | 133,052 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,154 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,213 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,643 |
| European Coastal Capitals | 0 | - | 4.95 | 89,789 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,195 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,863 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,876 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,431 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,810 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,009 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,999 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,388 |
| Countries of the Middle East | 0 | - | 4.96 | 198,957 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,283 |
| Slavic Countries | 0 | - | 4.96 | 110,874 |
| African Island Countries | 0 | - | 4.96 | 100,804 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,504 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,824 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,043 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,142 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,139 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,918 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,737 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,505 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,146 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,814 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,644 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,727 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,790 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,162 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,180 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,306 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,594 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,294 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,436 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,269 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,514 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,729 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,390 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,493 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,999 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,026 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,879 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,011 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,622 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,831 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,419 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,851 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,944 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,055 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,013 |
| Ancient City to Country | 0 | - | 4.70 | 107,617 |
| Official Cities in the UK | 0 | - | 4.89 | 280,614 |
| City-States | 0 | - | 4.53 | 37,105 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,789 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,482 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,109 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,051 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,813 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,968 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,466 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,116 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,158 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,691 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,363 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,936 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,682 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,427 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,143 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,193 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,300 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,420 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 78,387 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,675 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,589 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,721 |
