Modeling in 3–5 builds on K–2 experiences and progresses to building and revising simple models and using models to represent events and design solutions.

• Develop models to describe phenomena.
• Develop a model using an analogy, example, or abstract representation to describe a scientific principle.
• Use a model to test interactions concerning the functioning of a natural system.
• Develop a model to describe phenomena.
• Use models to describe phenomena.
• Develop a model using an example to describe a scientific principle.