The bestselling Bat returns Bat and the Business of Ferrets is the fourth title in National Book Award finalist Elana K. Arnold's heartfelt and widely acclaimed series featuring an unforgettable young boy on the autism spectrum. Bixby Alexander Tam (nicknamed "Bat") is about to start fourth grade--and unfortunately for him, everything is changing: There's a new teacher, a new classroom, new seats...and new rules. Mr. Grayson,...