Help! I'm Trapped in My Camp Counselor's Body — Todd Strasser

This summer, Jake Sherman picked a camp for him and his friends. He thought he chose a place where they could play video games and eat fast food. But instead they're starving at Camp Grimley. There are no lights, no cabins, no bathrooms. And they have to find their own food -- like nuts and berries and bugs. Jake, Josh, and Andy know one thing--they'll never survive in the wilderness. Unless Jake switches bodies with their back-to-nature counselor...