Links and Supplies
Here are some recommended supplies.
All violin and viola students should have a shoulder rest or a sponge. I much prefer the shoulder rest above. You can order it from any online retailer, or from your local music shop. Please make sure to order a size that will fit your child's instrument!
If a sponge is more your speed... here is one that will fit the bill:
These are my preferred apps for tuning.
If you would prefer to have a dedicated Tuner device, here is a good one:
Cellists and Bassists will benefit from having either of these (please note, these are for use on a hard floor. if you practice on a carpet or rug, you will not need this):