6. What influences faster hair growth?
Field: life science
We all know someone that needs to see a hairdresser more often than other. In this project you will try to analyze different hair types and see what hair properties impact strength and growth speed of hair. You will also monitor different people’s habits and nutrition in order to see what all the factors that impact hair in general are.
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And now, let’s see the top five easy award winning science fair projects for 9th grade.
