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Bacteria on chopping boardsFeatured science projectScience project video


Our hypothesis has been proven to be true. Wooden chopping boards have less bacteria compared to old plastic chopping boards.

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This science fair project may be repeated, this time, with different types of boards like ceramic or glass.

Modify the science project experiment, using other cleaning agents such as antibacterial soap, Listerine or Clorox.


Wooden versus plastic cutting boards -

Chopping boards -

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Time required:
1 day to prepare, 5 days for science fair project
Material availability:
Easily found
Safety concerns:

The bacteria should be destroyed before it is disposed of. Pour some bleach into the petri dish to kill all of the bacteria before disposal.