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Science for nine- to 11-year-olds. The programme explains how a lucky accident led to the discovery of antibiotics by Alexander Fleming, and looks at the best way to wash your hands; does using soap really make a difference?

10 minutes

Last on

Mon 22 Mar 201011:00
BBC Two

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Clips

See all clips from Micro-organisms(4)

Broadcasts

  • Wed 5 Mar 200813:30
    CBBC
  • Mon 2 Jun 200811:50
    BBC Two except East & Yorkshire
  • Fri 12 Jun 200911:30
    BBC Two Scotland, England & Wales only
  • Mon 22 Mar 201011:00
    BBC Two except East, Wales (Analogue) & Yorkshire