Best of the Week - 18 April 2014

Highlights from Radio New Zealand National's programmes for the week ending Friday 18 April. This week......upping our cultural knowledge of China to improve trade; politicians and the media heading into elections; challenging our knowledge of the Gallipoli campaign; Don Brash on his memoir; Australian cartoonist Michael Leunig; moving 3D printing into the mainstream; chemicals that mimic estrogen in the body; a former Disney animator now living in NZ; the sports playing ballet brothers now performing for the Royal NZ Ballet Company; saving bees from pesticides and G.Wiz - making science and chemistry fun for students.