Kaltura Share to Google Classroom John Tutor and Why Junior joins Earth Today explains why recycling is important, what is composting and what can be recycled. Grades: 3 4 5 6 7 8 Subjects: ScienceEarth ScienceEarth's Natural ResourcesLife ScienceEnvironments & Habitats Collection: Environmental AwarenessAmerica Recycles DayETV StreamlineSC Series: Earth Today Kid Minutes