Candy Apple is a fresh, fun take on fiction for girls: a new line of single titles with pep and pizzazz targeted at the solid middle-grade reader. Meet Cassie Knight. Bubbly, stylish, and super-friendly, she's the fashion queen at her Texas school. But when her father's job moves the family to cold, snowy Maine, Cassie's in for a huge culture shock. At her new prep school, the students are p…