Here are links to Elefante Music, NEMC, and K & S Music, some of the instrument rental and repair companies we use in Berkeley Heights:
You can get private lessons on all instruments at either of these local music schools:
This is a link to Mr. Kamp's website for his band, the ACME Brass Co.
And here is the link to Sher Music Co., the publisher of Mr. Kamp's book, "Rhythm First! A Beginner's Guide to Jazz Improvisation"
Here is a link to WBGO, the terrific jazz radio station in Newark http://wbgo.org/
This is a link to a site where you can download free blank staff paper: http://www.blanksheetmusic.net/
Noteflight is a free, "in the cloud" music notation program. There's nothing to install on your computer, you can use it anywhere, and as long as you have speakers, you can hear the sounds you write.
www.forte-notation.eu/en/free.htm is a site where you can download a free music notation program to write and print your own music.
Get a free, online metronome to practice with here: http://www.metronomeonline.com/