Materials List: 
Fancy Feet!
Stress & Strain Forces in Shoe Design
                    
 
        
        https://www.teachengineering.org/activities/view/cub_feet_activity1
    
Stress & Strain Forces in Shoe Design
Each group needs:
- paper and markers, or colored pencils, for design sketches
 - foam core board; available at hardware, art, craft, hobby and office supply stores in 32-inch x 40-inch [81 cm x 102 cm] sheets; each team needs a half a sheet at a minimum; a full sheet per group is optimal to take cutting or design iterations into account
 - markers, for writing on foam core
 - Xactoâ„¢ knife, for cutting foam core, plus extra new blades, as necessary
 - rulers; metal edge preferred
 - glue gun and glue sticks
 - assorted decorating materials such as ribbon, markers, paint, buttons and construction paper
 - Foam Core Tips
 - Fancy Feet Steps
 
        https://www.teachengineering.org/activities/view/cub_feet_activity1