Book excerpt: Donavan thought that fourth grade would be his best year ever. Instead, it's turning out to be nothing but trouble: 1. He's failing math class. 2. If his grades don't improve, his whiz-kid younger sister will have to tutor him! 3. When his beloved Uncle Vic returns from overseas combat as a paraplegic, everyone else is happy that he's safe at home. But all Donavan feels is uncomfortable and sad. 4. Grandma insists on inviting Uncle Vic to the biggest family event of the school year, and she's not taking no for an answer! But what will the other kids think when they see Uncle Vic in a wheelchair? From the author of Donavan's Word Jar comes an inspiring story that explores what it means to be a hero.