Grade 10: Activity 4 – Investigating water quality in catchments Grade 10: Activity 4 - Investigating water quality in catchments
Grade 7: Activity 3 – How well do our water filters work? Grade 7: Activity 3 - How well do our water filters work?
Grade 9: Activity 5 – Just for fun! make a jet-propelled speedboat and a water-powered wheel Grade 9: Activity 5 - Just for fun! make a jet-propelled speedboat and a water-powered wheel
Grade 10: Activity 5 – Just for fun: your eco footprint Grade 10: Activity 5 - Just for fun: your eco footprint
Grade 7: Activity 4 – Walking in a wetland with David Grade 7: Activity 4 - Walking in a wetland with David