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39-245
Rapid Design through Virtual and Physical Prototyping

Carnegie Mellon University
Spring 2009

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Exercise 1
Due Tuesday March 24, 2009

Pencil Transporter Gizmo

Name___________________________________

Criteria 1 through 6 are essential. Criterion 7 is desirable. If you meet Criteria 8 and 9, the inhabitants will treat you well and send you home with some of their hidden treasure.

YesSomewhatNo
1. Is a physical object   
2. Is ready by Tuesday April 14    
3. Is made only of string, 1 rubber band, and cardboard    
4. Uses less than 1 square foot of cardboard    
5. Transports a pencil across a horizontal distance of 2 feet    
6. Keeps the pencil 6 inches above the river    
7. Deposits the pencil on the opposite bank of the river    
8. Is well-crafted, well-built, and safe    
9. Is esthetic, as well as sturdy    

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