16:00The 4 O'Clock ShowForest Schools, Norway and Stretching TimeBBC Radio 4 Extra Duration: 1 hour Fri 20th Feb 2015, 16:00 on BBC Radio 4 ExtraMel Giedroyc goes back to nature with a trip to forest school. Plus, the fifth part of Roald Dahl's The Witches and another brand new episode of Junior Just a Minute.GenresEntertainmentBrandThe 4 O'Clock Show Source: BBC Online