2012 California State Science Fair Participants
Klara J. Chang
- Project J2006
- Klara J. Chang, Grade 7
![portrait](images/anon_ss.gif)
Ultraviolet Light vs. Bacteria on Toothbrush
Advisor: Miss Kelly Johnson
School: Medea Creek Middle School, Oak Park, Ventura County
![CSSF_bar](/CSSF/graphics/CSSF_Bar.jpg)
California State Science Fair
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2012
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Portraits
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CalifSF@usc.edu