World of Eric Carle: Sound Storybook Treasury - 39-Button Animal Sound Book - PI Kids

World of Eric Carle: Sound Storybook Treasury - Play-a-Sound - PI Kids

World of Eric Carle, Hear Bear Roar 30-Button Animal Sound Book - Great for First Words - PI Kids (The World of Eric Carle: Play-a-sound)

World of Eric Carle, Around the Farm 30-Button Sound Book - Anglicized Version - PI Kids (Play-A-Sound)