3/31/11

morning
1. we talked about analog/analog output
2. we did math; cross multiply
3. we talked about scale
4. we worked on arduino and potentiometer
5. we used the PWM outputs in the arduino which simulates analog output

afternoon
1. we started designing trees guards
2. Shane, Sofie, and I were designing tree guards
3. we used google sketch up
4. we learned about components
5. we learned duplicating components and styles
6. we made two models; one that blocks dogs and another that didn't
7. we started a wire and cardboard model because it gave us more freedom to try it out.