Scales for all of the insturments are the same, so any sheet of scales is the same!!
you can find it online
Search "Apologize alto saxophone sheet music." You should get some results. If you want free music, sometimes finding it is harder. If you can't find music specifically for alto saxophone, you could always find the concert pitches (such as vocals) and transpose.
See below:
You find the notes and play
you'll find them here http://iowacreativemusic.com
I added a related link, does that help?
if anyone can find them can please also find them for tenor
try jw.pepper.com
Places to purchase an alto saxophone are musical or instrument stores. You may even find one at a pawn shop. Another place is the Amazon website for about $300. They can come in various colors.
You can find any sheet music on jwpepper.com If it's in print you can find it there.
You can find free baritone music at 8note website. The Baritone Saxophone and Alto Saxophone are in the same key. So you can play those too but they will just be an octave lower.
Oh! that's easy! http://www.8notes.com/Saxophone/ some of them you have to suscribe to, but some, its free. I play Alto and Tenor.... They have sheet music for all sax's!