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Sunblock Demonstration


This demonstration is a product of Nanodays and NISE Network ( Included in your kit is a guide with directions and information on how nanotechnology is involved.


In this demonstration you will be testing two sun protection products.


Make sure you have a separate piece of black paper and q-tip for each brand of sunscreen.


Use a q-tip to put a small dab of sunblock onto the paper.


Try rubbing it in.


Now use a swab in a dab of ointment.



Is it harder to rub in than the sunblock?


What's going on? Check the guide here.


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This demonstration meets the following California Science Standards:

Investigation and Experimentation

  • K–4: Scientific progress is made by asking meaningful questions
  • 5–8: Ability to conduct scientific inquiry
  • 9–12: Investigate a science-based societal issue



Technical and educational staff services are possible through the generosity of the National Science Foundation through support via the NNIN.