The four essential parts
Agriculture · Grade 9 · about 40 minutes
Cover, dark inside, vents, tray. Leave one out and it does not work.
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- 8 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- Why drying preserves vegetables
- Open drying against a sun dryer
- How a sun dryer works
- The four essential parts
- Sketching the design
- Choosing the materials
- Building the dryer
- Preparing the vegetables
- Using the dryer
- Storing dried vegetables
- When the dryer does not work
- Testing the dryer
- Sharing it with the community