Khan Academy Static

Topic D includes lessons 15-19 and covers representing three-dimensional figures using nets, constructing nets, from nets to surface area, determining surface area of three-dimensional figures, surface area and volume in the real world.

9165_Surface_area_of_a_box_using_nets.html

9166_Surface_area_of_a_box.html

9164_Surface_area_using_a_net.html

9163_Nets_of_polyhedra.html

9162_Intro_to_nets_of_polyhedra.html