Food and health:
- Agriculture and Horticulture
- Livestock and Animal Management
- Hunting and Fishing
- Food Preservation
- Water Management
- Medicine and Healthcare
- Soap Production and Hygiene
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Crafts and techniques:
- Pottery (what, where, how)
- Metalwork (ore, forge, charcoal)
- Carpentry (forestry, woodworking)
- Textile (weaving, sewing)
- Leatherwork
- Glass Production
- Stonework
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Concepts:
- Light: Candles and lamps
- Energy: Production and storage
- Writing: Ink, pen and paper
- Communication
- Orientation and Navigation
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