The Crochet Box Stitch really comes into its own when worked in rows of graduating colors, or in alternating colors. From baby blankets to Ponchos, Afghans, and pillowcases, there's not much you cannot create using crochet box stitches.
A rope bracelet - reminds me of making friendship bracelets back in the day. My right second toe used to go numb because I'd hook the end of the bracelet over it, and then knot embroidery floss for HOURS.
Crate Bookshelves: Find a wooden crate at craft store, paint any color you want, cut in half with table saw, attach hanging brackets with screws and attach to wall. Immediate eye catching book storage for little ones.