Each student needs:

• 2 9 x 2-in pieces of foam core board OR 1 9 x 12-in piece of 3/4-in thick extruded foam insulation (available at hardware stores)
• 30 push pins
• 75 ft white string or thread
• 1 piece of black construction paper
• glue
• 1 Popsicle stick
• Communication Worksheet