Worry Warriors: Nervous Nellie Fights First-Day Frenzy

Nellie is looking forward to the first day of school. She'll be with her three best friends in Ms. Anderson's class and, with luck, be appointed attendance monitor. But her heart drops when she learns that she won't be with her friends. Even worse, she's stuck with her worst enemy in the new teacher's class. Now she's worried: what if her teacher is mean? And odes that cage in his classroom mean the class has a pet rat?