Here's the school in the summer of 1977 when they filmed Pennies from Heaven, I moved to Christchurch the year after it was filmed, the year it was televised.
http://www.youtube.com/watch?v=EDuJS7AQmf8&feature=related

Berry Hill primary and infants school, now called Christchurch school rooms, and I bellieve they want to knock them down to build houses.