| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,878 |
| World Capitals Quiz | 0 | - | 5.00 | 5,067,065 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,984 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,477 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,071 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,414 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,181 |
| Countries with Megacities | 0 | - | 4.99 | 261,927 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,041 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,083 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,336 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,118 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,962 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,053 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,289 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,356 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,062 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,761 |
| Countries by Capital City | 0 | - | 5.00 | 68,043 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,043 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,529 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,034 |
| Moved Capital Cities | 0 | - | 4.96 | 74,109 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,116 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,126 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,922 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,896 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,596 |
| Random European Capital to Country | 0 | - | 4.98 | 190,737 |
| Random European Country to Capital | 0 | - | 4.93 | 164,912 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,336 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,667 |
| Random African Capital to Country | 0 | - | 4.97 | 100,578 |
| Random African Country to Capital | 0 | - | 4.94 | 71,128 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,805 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,608 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,543 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,747 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,318 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,437 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,988 |
| North American Sports Cities | 0 | - | 4.83 | 172,224 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,282 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,303 |
| Name a City - European Countries | 0 | - | 4.90 | 65,276 |
| Cities by Former Name | 0 | - | 4.83 | 91,485 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,573 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,723 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,349 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,607 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,013 |
| World Capitals by Map | 0 | - | 5.00 | 285,846 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,215 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,251 |
| Random Country to Capital | 0 | - | 4.98 | 919,243 |
| Capitals Starting With H | 0 | - | 4.91 | 92,398 |
| Capitals Starting With K | 0 | - | 4.88 | 83,014 |
| Capitals Starting With L | 0 | - | 4.81 | 87,916 |
| Capitals Starting With M | 0 | - | 4.93 | 107,569 |
| Capitals Starting With P | 0 | - | 4.88 | 78,053 |
| Capitals Starting With R | 0 | - | 4.87 | 81,692 |
| Capitals Starting With S | 0 | - | 4.90 | 85,638 |
| Capitals Starting With T | 0 | - | 4.85 | 76,049 |
| Capitals Starting With W | 0 | - | 4.87 | 91,210 |
| Capitals Starting With A | 0 | - | 4.97 | 127,703 |
| Capitals Starting With B | 0 | - | 4.89 | 118,304 |
| Capitals Starting With D | 0 | - | 4.93 | 96,284 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,728 |
| Olympic Host Countries | 0 | - | 4.98 | 200,535 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,719 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,992 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,530 |
| The Only European Country ... | 0 | - | 4.91 | 216,252 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,955 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,922 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,613 |
| Countries of Africa | 0 | - | 5.00 | 2,532,776 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,233 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,401 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,468 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,536 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,310 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,778 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,053 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,217 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,848 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,830 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,162 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,125 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,619 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,197 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,478 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,144 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,231 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,331 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,832 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,127 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,528 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,508 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,856 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,784 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,928 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,765 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,728 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,057 |
| Former Capitals | 0 | - | 4.88 | 71,404 |
| Europe Capital to Country | 0 | - | 4.99 | 249,763 |
| Asia Capital to Country | 0 | - | 4.96 | 126,546 |
| Capital Cities Chain | 0 | - | 4.83 | 82,596 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,711 |
| European Capitals by Map | 0 | - | 4.99 | 138,814 |
| African Capitals by Map | 0 | - | 4.99 | 133,533 |
| Coldest World Capitals | 0 | - | 4.95 | 133,508 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,178 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,962 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,307 |
| European Coastal Capitals | 0 | - | 4.95 | 90,461 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,531 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,498 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,717 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,778 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,456 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,765 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,095 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,382 |
| Countries of the Middle East | 0 | - | 4.96 | 200,918 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,119 |
| Slavic Countries | 0 | - | 4.96 | 111,556 |
| African Island Countries | 0 | - | 4.96 | 101,515 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,828 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,930 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,768 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,847 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,990 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,604 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,745 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,375 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,324 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,923 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,534 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,792 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,530 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,623 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,555 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,148 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,068 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,486 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,107 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,048 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,892 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,172 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,630 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,654 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,147 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,719 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,781 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,376 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,126 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,163 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,342 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,639 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,890 |
| Ancient City to Country | 0 | - | 4.70 | 107,971 |
| Official Cities in the UK | 0 | - | 4.89 | 283,299 |
| City-States | 0 | - | 4.53 | 37,239 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,099 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,645 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,678 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,172 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,412 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,097 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,530 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,484 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,224 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,869 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,753 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,369 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,355 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,948 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,089 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,755 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,623 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,271 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,633 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,843 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,984 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,118 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,108 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,208 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,354 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,329 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,993 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,161 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,220 |
| The Only Country ... | 0 | - | 4.91 | 80,876 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,798 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,141 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,010 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,002 |
| Monarchies of Europe | 0 | - | 4.90 | 98,022 |
