I spent hours pouring over the Radio Shack "Engineer's Notebook" project books.  What is unique about these books is that they had all the parts listed that you could purchase while you were at Radio Shack.  There are electronics suppliers and kit producers online now but none have captured the easy of building like the "Engineer's Notebook". I hope to capture the essence of these long forgotten manuals with the Spark Kit.

Here is an "Engineer's Notebook" from my childhood: