Learning goals: Teacher Facing Match polyhedra with their nets and justify (orally) that they match. Use a net with gridlines to calculate the surface area of a prism or pyramid and explain (in writing) the solution method. Visualize and identify the polyhedron that can be assembled from a given net. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from 6.1 Area and Surface Area, Grade 6.