Learning to read, step by step! Hog and Dogplay tag.Hog zigs.Dog zags.Two friends, a hog and a dog, are good at some sports and bad at others. They cheer each other on no matter what, and they finally find a game they can both enjoy together!The unique Step-Into-Reading series offers books at five carefully developed skill levels, tailor-made for the emerging reader. A broad assortment of lively fiction and nonfiction stories ensures that there will be titles to match the reading abilities and interests of every child.