Friday, March 25, 2011

Lesson 2 E-learning: Kristin Chai (01)

Please open this link to see my work :

1 comment:

  1. There is a slight change in the solution. The box will be connected to the wall and there will be a pulley on top of it connect with strings so when we pull the string u can get 1 charger up. Easier to get the chargers.