I use this page to build knowledge trees that follow the structure of Topic, List, Device, How-to, Project
Community gardens[edit | edit source]
- Topic: Urban agriculture
- List: List of urban agriculture ideas
- Device: Community gardens
- How-to: How to start a community garden
- Project: Laurel Tree Charter School project growth garden
Water filters[edit | edit source]
- Topic: Water purification
- List: List of water purification devices
- Device: Water filters
- How-to: How to build a simple water filter
- Project: WaterPod Filter Commander 9000