About This Lesson
Focus: Plants and animals, including humans, have vital needs that must be met for the organism to live and grow. In this unit, the guiding phenomenon is an examination of the before-and-after stories of the effects of living things on the environment to see how the environment is changed.
Number of Lessons: 5, divided into 4-5 lesson segments at 30-45 minutes each.
Instruction Time: 24-37 days
