Also, start yourself off now and train yourself to learn material from CD's (or LP's as they were once known).
There's no better teacher than the experts who make records...plus it developes your ability to learn my ear.
(comes in majorly handy when you join a band and have to learn a ton of cover tunes).
Before you know it, you'll be able to tell what notes and chords are being played just by listening to em.