Read the CBL example provided there (Big Ideas: RESPECT)
Reflect on how would you implement this CBL lesson with pupils aged 8-12
Adapt the element of this CBL lesson to pupils aged 8-12 (the Essential and Guiding Questions, the Activities and Resources)
Share your ideas with your pair and ask him/her to do the same; if there are big differences between your two, each of you offer the other arguments and explanations