(Caroline’s POV) He doesn't respond, but he doesn't get up and run away either. That's a yes in Charlie's language. I open the book to the first page. It shows a bright, cheerful classroom with children playing. "Tomorrow, we're going to visit a place called kindergarten," I tell him. "It's yellow. Like bread. Like the sun. Yellow is a happy color, right?" Charlie's hand moves to touch the yellow wall in the illustration. "That's right. Yellow." I turn the page. "At kindergarten, there are other children. Kids like you, Charlie. They like to play with blocks and toy cars, just like you do." I watch his face carefully. He's looking at the picture of children playing with blocks, and I can see the wheels turning in his head. Processing. Trying to understand. "These kids will play with

