10:30DdaearyddiaethBBC One Wed 1st Apr 1981, 10:30 on BBC One WalesGeography(to 10.50) Source: Radio Times
11:02FfenestriBBC One Wed 1st Apr 1981, 11:02 on BBC One WalesFor schools(to 11.22) Source: Radio Times
14:18Hyn o FydBBC One Wed 1st Apr 1981, 14:18 on BBC One WalesFor schools(to 14.38) Source: Radio Times
