Amazon has the Ivy and Bean Super special Collection (Books 1-8) [Box set] [Hardcover] for $13.83 + FSSS or Prime.
Meet Ivy & Bean, two girls who never meant to like each other. Ivy wears a dress every day. Bean doesn't even own a dress. Bean likes to zip around and yell. Ivy likes to read big books. But one day the girls find themselves in the middle of an adventure, one that involves face paint, mud, and worms, and before they know it they are forever friends.