This book is a level 1 book, which means it is for the emergent reader who understands simple vocabulary, word repetition, picture clues, and has familiar themes and ideas. This cute story is about a boy and his dog. The dog's name is Tiny, expect he is not so tiny. He started out that way, tiny. He was so tiny that he could fit in the little boy's shoe and pocket. One day Tiny grew and just kept growing to the point he could not fit in his dog house. But the little boy loves his dog no matter what.