Tuning In Use the following activities to tune into the natural world around you. Grades: K-7 Seasons: Spring Time: 15-60 minutes, depending on activity. Supplies: Materials needed: See each individual activity below. Resources: Tuning In 4-7 Lesson Plan Lesson Plan PDF Here are some activities to help you tune into the natural world around you. See K-3 Lesson Plan and 4-7 Lesson Plan