Sometimes I feel just like the glass in my fish tank— people look right through me.Twelve-year-old Tilly dreams of becoming a marine scientist, but she doesn’t even own a swimsuit. She lives in a drought- stricken town with her mum and younger brother Oliver, who is autistic.Oliver’s meltdowns are making life unbearable. He needs so many different kinds of therapy that there’s never any time—or money—left over for swimming lessons. Tilly knows Oliver’s needs have t...