Andy Brosig/News-Sun Many parents play soft music, sounds of the sea or something similar to help their toddlers get to sleep. Shanessa Gluhm’s parents gave her books-on-tape cassettes nightly to help her catch 40 winks. “I was a voracious reader as a child,” Gluhm, the librarian at Sanger Elementary in Hobbs, told the News-Sun recently. “Before I knew what the letters …