| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,903 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,812 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,427 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,657 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,090 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,310 |
| Random European Capital to Country | 0 | - | 4.98 | 189,815 |
| Random European Country to Capital | 0 | - | 4.92 | 150,016 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,700 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,814 |
| Random African Capital to Country | 0 | - | 4.97 | 100,048 |
| Random African Country to Capital | 0 | - | 4.94 | 70,598 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,912 |
| Europe Capital to Country | 0 | - | 4.99 | 248,929 |
| Asia Capital to Country | 0 | - | 4.96 | 126,177 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,155 |
| European Capitals by Map | 0 | - | 4.99 | 137,748 |
| African Capitals by Map | 0 | - | 4.99 | 132,840 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,732 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,606 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,981 |
| European Coastal Capitals | 0 | - | 4.95 | 90,117 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,356 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,247 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,811 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,588 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,891 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,943 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,236 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,258 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,988 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,700 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,601 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,517 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,925 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,827 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,997 |
| Capitals of the Stans | 0 | - | 4.95 | 26,604 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,296 |
| Countries with Megacities | 0 | - | 4.99 | 248,976 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,147 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,555 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,495 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,514 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,469 |
| Find the City #1 | 0 | - | 4.97 | 42,486 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,737 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,607 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,057 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,065 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,326 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,178 |
| Countries by Capital City | 0 | - | 5.00 | 67,485 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,751 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,254 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,704 |
| Moved Capital Cities | 0 | - | 4.96 | 73,890 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,648 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,142 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,916 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,187 |
| Countries by Sports in 60 Seconds | 0 | - | 4.91 | 142,810 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,017 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,863 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,738 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,907 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,353 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,815 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,274 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,908 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,332 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,089 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,090 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,635 |
| North American Sports Cities | 0 | - | 4.83 | 171,385 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,037 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,042 |
| Name a City - European Countries | 0 | - | 4.91 | 64,845 |
| Name a Valid World City | 0 | - | 4.83 | 70,614 |
| Cities by Former Name | 0 | - | 4.84 | 91,270 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,215 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,448 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,507 |
| World Capitals by Map | 0 | - | 5.00 | 284,816 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,981 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,303 |
| Random Country to Capital | 0 | - | 4.98 | 915,061 |
| Capitals Starting With H | 0 | - | 4.90 | 91,722 |
| Capitals Starting With K | 0 | - | 4.85 | 75,938 |
| Capitals Starting With L | 0 | - | 4.81 | 87,149 |
| Capitals Starting With M | 0 | - | 4.93 | 106,587 |
| Capitals Starting With P | 0 | - | 4.88 | 77,451 |
| Capitals Starting With R | 0 | - | 4.87 | 81,232 |
| Capitals Starting With S | 0 | - | 4.89 | 85,076 |
| Capitals Starting With T | 0 | - | 4.84 | 75,559 |
| Capitals Starting With W | 0 | - | 4.87 | 90,853 |
| Capitals Starting With A | 0 | - | 4.97 | 126,938 |
| Capitals Starting With B | 0 | - | 4.89 | 117,624 |
| Capitals Starting With D | 0 | - | 4.93 | 95,703 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,948 |
| Olympic Host Countries | 0 | - | 4.98 | 199,511 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,269 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,325 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,997 |
| The Only European Country ... | 0 | - | 4.91 | 215,154 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,089 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,330 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,468 |
| Countries of Africa | 0 | - | 5.00 | 2,521,574 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,912 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,498 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,803 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,220 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,834 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,995 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,307 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,810 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,338 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,864 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,367 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,731 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,909 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,611 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,967 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,980 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,692 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,565 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 84,888 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,790 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,044 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,567 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,192 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,116 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,723 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,083 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,437 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,103 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,543 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,944 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,456 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,109 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,541 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,696 |
| Former Capitals | 0 | - | 4.88 | 71,283 |
| Capital Cities Chain | 0 | - | 4.84 | 82,257 |
| Coldest World Capitals | 0 | - | 4.95 | 133,216 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,140 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,317 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,390 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,094 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,517 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,449 |
| Countries of the Middle East | 0 | - | 4.96 | 199,868 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,743 |
| Slavic Countries | 0 | - | 4.96 | 111,259 |
| African Island Countries | 0 | - | 4.96 | 101,165 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,684 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,355 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,687 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,513 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,590 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,323 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,318 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,981 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,762 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,219 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,232 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,159 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,233 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,405 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,526 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,708 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,904 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,688 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,735 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,587 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,846 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,612 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,761 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,626 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,478 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,362 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,702 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,025 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,805 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,014 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,166 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,964 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,622 |
| Ancient City to Country | 0 | - | 4.70 | 107,795 |
| Official Cities in the UK | 0 | - | 4.89 | 282,157 |
| City-States | 0 | - | 4.53 | 37,183 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,962 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,581 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,347 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,122 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,678 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,102 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,040 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,326 |
