The following books are suitable for summer reading: 'How to be a Hero: Train with the Saints' by Julia Harrell, illustrated by Chad Thompson. Pauline Kids (Boston, 2017). 176 pp., $14.95. This summer elementary-school readers can take a timeout from preparing for the next grade or athletic event, and train to become a saint by using the virtues as a guide. Organized by mini-biographies, reflections and questions, 'How to be a Hero' explores the virtuous lives of St. John Paul II, St. Josephin