on Today we learned about how people like architects use the imperial system for measurement instead of the metric system. We also learned what the other 2 countries that use the imperial system are. They are Liberia and Myanmar. i think that the metric system is more simple and easy to use.
on I finished the drawings for the ninety degree elbow and the forty five degree elbow. The funnest part about it is using the compass to draw the curves on the elbow. The hardest part and the most boring part about the drawing was measuring how long the sides are. 
on I finished all my 3 switches. One of them is a circular button, one looks like a brake pedal, and one looks like a seesaw that you press on one side. 