I priced out the Walker tuning forks and they are just out of our range right now, .....
This is what i like about this forum we get to learn a lot.
I had no idea of what tunning forks was but googling it i see they are very expensive. Are they used and for babies in your area?
Also I learn of their healing power, a very interesting information on:
http://www.youtube.com/v/0AcxHIbHEpw&rel=1If you are in to music i recomend Trebellina for your baby. My grandson like it and he has a very good pitch. I am sure you and your child will enjoy your xylophone.