Each group needs:

• spaghetti noodles (50)
• toothpicks (20)
• flexible straws (10)
• marshmallows (20)
• rubber bands (20) (can be used in construction, but must be removed before test)
• glue gun (2) and glue sticks (5)
• wax paper (to rest glue gun on when not in use)
• ruler
• scissors
• access to a camera or camera phone
• Pre-Build Worksheet (1 per student)
• Constructing Your Model Worksheet (1 per student)
• Bay Area Developers PowerPoint Template (1 per group)

For the entire class to share:

• shake table (see building instructions in Before the Activity)
• pieces of wood larger than 15 x 15 cm (2 pieces of identical size)
• bouncy balls (4 of identical size)
• rubber bands (2 that can fit around the pieces of wood)
• 2.5 lb. (1134 g) weight
• balance or scale
• stopwatch or other time-keeping device
• removeable top approximately 24 x 24 cm and 2 cm high
• masking tape or painter’s tape
• Optional: frame 24 x 24 cm and 2 cm high
• Optional: clamps (2)