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An in-depth look at a science topic for nine- to 11-year-olds. Find out how engineers monitor road surfaces to make sure they don't get too slippery. Plus, self-waxing skis are put to the test.

10 minutes

Last on

Fri 15 May 2009 11:30

Broadcasts

  • Wed 5 Mar 2008 13:00
  • Mon 28 Apr 2008 13:10
  • Fri 13 Mar 2009 11:30
  • Fri 15 May 2009 11:30