For the teacher’s introductory presentations:

• What will people wear in the future? – The Economist
• Welcome to Project Jacquard – Google ATAP
• projector and computer to show videos

Each group needs:

• 34 g (~1/4 cup) sodium alginate, food grade
• 10 g calcium chloride (CaCl₂) flakes; lab grade preferable (if not available, substitute with road deicing pellets)
• 50 mg graphite
• food coloring (optional)
• 200 ml deionized water
• 2 glass beakers
• 2 plastic spoons or wooden spatulas
• 5 ml pipette or plastic syringe
• glass stirring rod
• paper towels
• Student Handout, one per student

To share with the entire class:

• blender, ruler(s), refrigerator, and multimeter