One of my first purchases after learning I was pregnant with my first child was a bunch of board books for my baby. (attachmentparenting.org)
For younger toddlers (12 to 24 months) you'll want sturdy board books with pictures (especially photos) of kids doing the things they do every day. (kidshealth.org)
Since the beginning, we have collected a lot of board books. (goldcoastgirlblog.com)