The Trampoline, by Jess Cavender

Jess cavender always thought of herself as a timid person. Her siblings didn't just hog the trampoline, they treated her as if she were an unwelcome guest. Dress tried to get her dad to step in but he offered her some advice. He might as well suggested she punched someone in the face. Jess saved up years of pocket money and birthday cash,. storing her savings in a music box. Her dream a much coveted trampline.