| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,799 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,790 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,365 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,773 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,370 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,509 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,578 |
| Random European Capital to Country | 0 | - | 4.98 | 190,699 |
| Random European Country to Capital | 0 | - | 4.93 | 164,818 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,320 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,643 |
| Random African Capital to Country | 0 | - | 4.97 | 100,542 |
| Random African Country to Capital | 0 | - | 4.94 | 71,114 |
| World Capitals Quiz | 0 | - | 5.00 | 5,065,771 |
| Europe Capital to Country | 0 | - | 4.99 | 249,708 |
| Asia Capital to Country | 0 | - | 4.96 | 126,520 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,675 |
| European Capitals by Map | 0 | - | 4.99 | 138,754 |
| African Capitals by Map | 0 | - | 4.99 | 133,455 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,136 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,942 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,286 |
| European Coastal Capitals | 0 | - | 4.95 | 90,441 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,523 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,386 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,684 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,765 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,284 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,673 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,664 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,292 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,328 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,933 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,059 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,737 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,103 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,171 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,209 |
| Capitals of the Stans | 0 | - | 4.95 | 26,776 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,129 |
| Countries with Megacities | 0 | - | 4.99 | 261,384 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,986 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,051 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,265 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,076 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,921 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,937 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,019 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,273 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,326 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,031 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,716 |
| Countries by Capital City | 0 | - | 5.00 | 68,000 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,018 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,508 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,016 |
| Moved Capital Cities | 0 | - | 4.96 | 74,087 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,164 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,448 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,077 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,064 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 144,726 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,800 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,857 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,797 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,269 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,460 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,094 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,584 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,496 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,728 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,307 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,414 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,963 |
| North American Sports Cities | 0 | - | 4.83 | 171,934 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,273 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,289 |
| Name a City - European Countries | 0 | - | 4.90 | 65,246 |
| Name a Valid World City | 0 | - | 4.83 | 71,013 |
| Cities by Former Name | 0 | - | 4.83 | 91,464 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,341 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,597 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,976 |
| World Capitals by Map | 0 | - | 5.00 | 285,764 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,191 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,719 |
| Random Country to Capital | 0 | - | 4.98 | 918,958 |
| Capitals Starting With H | 0 | - | 4.91 | 92,356 |
| Capitals Starting With K | 0 | - | 4.88 | 82,781 |
| Capitals Starting With L | 0 | - | 4.81 | 87,865 |
| Capitals Starting With M | 0 | - | 4.93 | 107,501 |
| Capitals Starting With P | 0 | - | 4.88 | 78,012 |
| Capitals Starting With R | 0 | - | 4.87 | 81,659 |
| Capitals Starting With S | 0 | - | 4.90 | 85,598 |
| Capitals Starting With T | 0 | - | 4.85 | 76,017 |
| Capitals Starting With W | 0 | - | 4.87 | 91,188 |
| Capitals Starting With A | 0 | - | 4.97 | 127,655 |
| Capitals Starting With B | 0 | - | 4.89 | 118,265 |
| Capitals Starting With D | 0 | - | 4.93 | 96,253 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,681 |
| Olympic Host Countries | 0 | - | 4.98 | 200,486 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,682 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,945 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,387 |
| The Only European Country ... | 0 | - | 4.91 | 216,161 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,877 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,867 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,597 |
| Countries of Africa | 0 | - | 5.00 | 2,531,886 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,969 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,666 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,931 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,529 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,052 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,090 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,321 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,446 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,523 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,285 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,760 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,015 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,196 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,841 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,745 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,808 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,142 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,108 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,584 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,189 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,468 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,117 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,229 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,316 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,821 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,123 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,518 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,485 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,840 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,718 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,892 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,745 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,720 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,027 |
| Former Capitals | 0 | - | 4.88 | 71,397 |
| Capital Cities Chain | 0 | - | 4.83 | 82,563 |
| Coldest World Capitals | 0 | - | 4.95 | 133,489 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,435 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,661 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,735 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,858 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,820 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,310 |
| Countries of the Middle East | 0 | - | 4.96 | 200,867 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,084 |
| Slavic Countries | 0 | - | 4.96 | 111,534 |
| African Island Countries | 0 | - | 4.96 | 101,480 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,820 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,888 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,708 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,826 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,965 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,188 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,717 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,341 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,274 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,953 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,753 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,490 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,594 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,542 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,130 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,042 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,451 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,071 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,016 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,862 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,142 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,887 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,550 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,616 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,107 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,690 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,776 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,371 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,097 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,155 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,331 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,619 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,875 |
| Ancient City to Country | 0 | - | 4.70 | 107,957 |
| Official Cities in the UK | 0 | - | 4.89 | 283,229 |
| City-States | 0 | - | 4.53 | 37,235 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,093 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,637 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,659 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,165 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,931 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,395 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,096 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,394 |
