Monday, 30 June 2014

Group A -Activity 3 :Plastics

Here is our group's presentation!

1 comment:

  1. https://docs.google.com/a/s2014.sst.edu.sg/presentation/d/1PRT4hj9P2XSlaEN_RlOkY8Rk4JDkr4SBO2B0I9zlmj8/edit#slide=id.g38ce74462_0192

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