Ask why there may be differences of opinions. Dip ends of bundle in paint tray to wet ends, but not to point of dripping. Blot on rag paper until brush is nearly dry. Student dry brush drawing resembles traditional petroglyphs. Students use a series of petroglyphs to communicate a message.
Students carve a petroglyph onto a rock.
Chose a large flat rock and coat with a light wash of dark paint to create an instant patina. Use smaller rocks to chip a design. Discuss why settlers and travelers through the Sear's Point area would leave their mark on the rocks.