Some nice ideas and experiments are coming our way from some participants for the next session!
Some links:
Lemonpower:
http://www.makezine.com/blog/archive/2007/03/lemonpowered_avr_tiny.html
Potatopower:
http://www.makezine.com/blog/archive/2006/04/500_lb_potato_battery.html
“We should stop proliferating the misconception that the energy is “coming” from the fruit, potato, etc, but rather from the chemistry of the zinc and copper plates. ”