Secondary school teachers nationwide will be striking on March 29. Following that they are planning rolling strikes, where different year levels will not be taught on various days.

The Post-Primary Teachers Association is in talks with the Ministry of Education over the offer of a $6000 pay rise offer over two years.

The union is bargaining separately to NZEI - the primary teachers' union - but last week they held a joint strike.

PPTA Te Wehengarua Acting President Chris Abercrombie talks to Lisa Owen.