In addition to the work above, please include the following: 

1. Evolutionary history of your feature. 
2. For precedents: look for precedents both in nature and in human engineering
3. Slides for initial sketches/diagrams should include all 3 sketches that each person made at the start and explanations for why each was chosen or not chosen. 
4. After iterations and daily progress, please have a slide or 2 showing the plans for going forward.