This is a lesson plan for a STEM activity on weathering and erosion. The students have to come up with a way to stop beach erosion. Weathering includes information on water and water freezing, plant roots, wind, and carbon dioxide. You get a zip file with: - the lesson plan with daily target, steps, materials you will need, pictures, and more (Marzano elements are embedded but can be removed if needed) - the interactive lesson plan on a SmartNotebook File and as a PowerPoint - an additional P