Old bread racks are wonderful for drying prints. You could also rig a small wooden frame and stretch window screen across for a drying surface for prints.(posted 9088 days ago)There are many photo supply places on the web that offer very good prices. I'm not sure if I should mention names of an particular ones on here. One of two are mentioned in earlier comments. Some even offer free shipping.
Work with your teen and this will be a life long special experience for both of you. The darkroom gave my son and me a new and special time.