The pickaxe is available on Amazon for $28.32 USD right now and Learn to
Program by Chris P. is available for $12.97 USD. If you don’t have
either
of these books, you should and now would be a great time to order them.
Programming Ruby
http://www.amazon.com/gp/product/0974514055/
Learn to Program
http://www.amazon.com/gp/product/0976694042/
Sean C.