Students learn about how human activity can lead to the production of wastes, and identify alternatives for the responsible use and disposal of waste materials.
Students learn about wheels, gears and levers and develop a practical understanding by constructing devices in which energy is transferred to produce motion.
Students will construct a mechanical device for a designated purpose, using materials and design suggestions provided. Students will then explore and evaluate variations to the design of a mechanical device, demonstrating that control is an important element in the design and construction of that device.
Students learn about sources of light, describe the interaction of light with various materials, and infer the pathway of a light beam.
Students learn about the structure and growth of plants by raising plants in the classroom and by observing plant growth within the community. They learn to recognize and describe different forms of leaves, stems, roots and flowers and learn their functions in supporting the growth and reproduction of the plant. They learn various ways of starting new plants and the plants’ requirements for growth.