define problem
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generate concepts
gantt chart (4th day is on 2 of 1)
Decision Matrix
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Brainstorming list
develop a solution
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construct and test prototype
Building process, testing results, modifications
Our task was screw a bottle cap. So, we had a discussion to generated the ideas. each of us draw a design and we took my idea which was the easiest. But, we had a problem that we did not have a pulley. So, we changed our path. We decided to use screw. and it turns out to be better, at least i think.
final sketch with annotation