Two: Investigate water and interactions with water. Essential Question How do people, plants and animals use water? Objective a. Describe ways that people, plants and animals use water. b. State that many plants and animals live along rivers. Background Materials Two long pieces of yarn; river gear including life jacket, hat, paddle, bail bucket, and water bottle; “Imaginary River Trip” slides; projector; extension cord. Preparation Before starting, lay out yarn in the shape of two rafts on the classroom floor in front of a screen. Set up slide projector and slides. Leave river gear out of sig Duration: 30 Minutes.