Double Dangerous Book for Boys, , HarperCollins, Conn Iggulden,Reference works,Encyclopaedias and reference works, writing a thank you letter;skills book;father son book;adventure book;outdoor skills;tying a windsor knot;male legacy;questions about the world;camping book;british skills;outdoor activities;how is this dangerous book different;fun reference books;boy scout;live off the land;picking a padlock;bonding activities;outdoor lessons;scientific;outdoor book;,, , United States, en-UShttps://www.harpercollins.comwriting a thank you letter;skills book;father son book;adventure book;outdoor skills;tying a windsor knot;male legacy;questions about the world;camping book;british skills;outdoor activities;how is this dangerous book different;fun reference books;boy scout;live off the land;picking a padlock;bonding activities;outdoor lessons;scientific;outdoor book;, [BLURB],[CITY],,books, ebooks, biblet, Book2look