Originally posted by Anil K Chandra: Play with it. See what it can do and can't do.
Under no circumstances read any directions or instructions first.
First of all because that destroys the fun & play aspect.
Second, because the cuts and wounds you will receive in mis-using the new tool will be effective learning aids to help you remember key aspects of functionality. A missing finger is a small sacrifice on the altar to Knowledge.
Third, having to re-assemble or re-do work from mis-using a tool gives you an in-depth understanding of the interrelationship of system parts in a way that no other method can.