(5) K-3 Families series. Before delving into their title subjects, each book spends nearly half of its pages attempting to explain, in very broad (and sometimes imprecise) terms, what constitutes a family: "People in a family are different ages." Attractive stock photos are often awkwardly matched with the very brief texts, especially in Foster Parents. Glos., ind. BB (Barbara Barstow) The Horn Book GuideFall 2011.