1. Break the class into two groups one for Face masks and the other for Face Shields.
  2. Give each group a copy of “Worksheet #2 – Testing existing Designs”.
  3. Have the students carry out the testing as instructed on the Worksheet.

Part 3: Design/Redesign and Test (20 minutes)

  1. Give each group a copy of “The Engineering Design Process” and “Worksheet #3 - Design/Redesign and Test.”
  2. Have students complete the activity in “Worksheet #3 - Design/Redesign and Test.”
Part 4: Communicate Results (12 minutes)
  1. Give each group a copy of the “Worksheet #4 – Post- Activity Assessment”.
  2. Have each group present a short comparison between the existing designs and their new design. If the students believe that the existing design is efficient enough, they must explain why.
  3. Have the spectator groups peer assess the presenting group.
  4. Have the students complete and hand in the “Post-Activity Assessment”.
  5. Collect all worksheets to be assessed.