week of 5/28

7th - diffusion activity - data, graph, and questions due thurs. 5/30
       - fish graph and 4 conclusion statements due Friday 5/31 (for 7-1 only)

8th - model due wed 5/29 directions on hw blog (last post)

week of 5/20

7th - boston trip essay due Thursday (7-3 & 7-2, 7-1 turned in today)

8th - element brochure due at end of class Wednesday or Thursday in HR at the latest
      - element model due next Wednesday 5/29

model link:     https://docs.google.com/file/d/0B1-KgoUU4H88aEJEZkJGUDd2b0E/edit?usp=sharing