Materials List:
Sticks and Stones Will Break That Bone!
https://www.teachengineering.org/activities/view/cub_biomed_lesson01_activity2
For Part 1, the teacher's class demonstration, and Part 3, the load testing station:
- 2 S-hooks (or strong hooks)
- 1ft (30 cm) chain link (or strong rope)
- large water or paint bucket
- weights, 5 lbs (2.3 kg) each, for a total of 50 lbs (22.7 kg); if no weights are available, use equivalent weight of bricks, rocks, sand, heavy books, or other material.
- 1 chicken bone (a thoroughly-cleaned chicken wing is ideal)
- 2 strips of duct tape (~6-in [10cm] each)
- clear plastic bin or container, for protection from splintering bone
For Parts 2 and 3, each group needs:
- 1 chicken bone, thoroughly-cleaned and fractured
- scissors
- Bone Breaking Design Worksheet
- Bone Breaking Group Testing Table
For the entire class to share:
- flathead screwdriver and hammer, to create small crack in each team's chicken bone
- white glue (such as Elmer's)
- masking tape
- a variety of materials with which to make a cast or splint, such as toothpicks, popsicle sticks, paint stirrers, gauze or bandage wrap, tissue, cotton balls, cotton batting, plastic wrap, etc.
- (optional) plaster (paper-mâché) cast materials: 2-inch (5-cm) newspaper strips (made from about 4-5 full-length newspaper pages per cast), warm water, white glue and flour (mix ratio: 3 parts warm water with 1 part flour and 1 part glue)
- (optional) Monopoly play money (or from another game)