In this fun, unconventional picture book on the subject of metamorphosis, award-winning magazine writer Dave Cameron stokes children's imaginations about one of nature's wonders. Award-winning illustrator David Huyck's playful imagery of the cheerful and enterprising caterpillar adds to the appeal. The story highlights an intergenerational relationship, featuring a strong older character with an intense scientific curiosity and who delights in inventing. The final page explains the science behind the real Gramma Tinker.