The Day You Begin Written by Jacqueline Woodson and Illustrated by Rafael Lopez.
This book is a fabulous first day/week read aloud. It includes diverse characters and contains content that students can relate too.
It centers around a girl who is scared to share what she did during the summer beause she didn't travel, or go to camp or have similar experiences as other children in her class. Finally the girl, Angelina, finds her brave and shares her about her summer.