In all of the three subunits, the following aspects of IBSE are present, with different foci in the different subunits:

  • Developing questions
  • Developing hypotheses
  • Testing hypotheses with experiments
  • Documenting experiments
  • Searching for information in books, the internet, and on products
  • Discussing ideas with peers

Sub-unit 3 applies the IBSE steps both for scientific experiments and the idea of technical / industrial processes of the optimization of products.