Each group needs:

• pencil and paper
• 70 Popsicle sticks per student
• craft scissors, to cut Popsicle sticks
• glue sticks and glue gun
• safety glasses, pair per student
• Truss Destruction Worksheet, one per student

To share with the entire class:

• (2) 20-gallon buckets (one will suffice, but testing takes longer)
• sand to fill buckets
• scale to weigh sand-filled buckets
• rope, any type, of sufficient length to suspend a bucket over a model truss for testing, so the bucket is off the ground (see Figure 6)
• (2) 14-inch long 2x4 wooden board (~16 cm long, ~ 5 cm x 10 cm)
• 2 tables, or one table and two saw horses (see Figure 6)
• 2 clamps (optional: a few small pieces of wood to aid in clamping)
• camera
• Truss Configurations Sign-Up Sheet