Parabolic Solar Cookers
Appropedia on Platforms Tackling Global Development Challenges
Service Learning and Appropedia
Blibao Summer 2010
Humboldt Chiapas 2010 premeeting
Sustainable Future Humboldt
Brighter Lights: Portland Appropriate Technologies
Energy Unit Basics
Micro Hydro Power Background
Bridge Basics
Eng215 World Shelters
Who owns the rain? Building a collection system.
Students and appropedia
Brighter Living Design Opportunities
Engineering Design vs Scientific Method
Parras Chiapas 2010 Meeting
Students And Appropedia
Rotary - Appropriate Technologies - 2015
Making stuff in Humboldt County 2015
El Limon Microhydro