When you were young, you loved getting lost in a great book -- nowadays, your little one probably couldn't find a good read even if you gave him a compass. With today's deal from Westsider Rare & Used Books, let your kiddo embark on the journey of uncovering the magical world of fiction. Pay $15, and you'll score $30 to spend on any selection from this purveyor of used and hard-to-find hardcovers and paperbacks. Located on Broadway in between 80th and 81st Streets, this iconic spot boasts a large and varied selection for bookworms of all ages. Let the friendly staff help you browse the many sections (think: children's fiction, drama, architecture, art, young adult, cooking, and so much more). Best yet, this heralded and well-curated spot is open seven days a week until 10 p.m., giving you plenty of time for an educational expedition. Want more? Westsider Rare & Used Books on Facebook.