Teacher Bitter Payne and her students helped reduce her middle school's waste disposal fees by $6,000 a year through composting lunchroom food wastes with redworms. Contains earthworm diagrams, bulletin board materials, quizzes, a letter to parents, charts, work sheets, posters, dozens of resources, and a 30-page annotated guide. 'Help reduce school's waste disposal fees through composting lunchroom food wastes with redworms. Contains earthworm diagrams, bulletin board materials, quizzes, a letter to parents, charts, work sheets, posters, dozens of resources, and a 30-page annotated guide.' |