http://www.abc.net.au/news/2016-02-22/tumour-patient-gets-worlds-first-3d-printed-vertebrae/7183132
An Australian neurosurgeon completed a world-first surgery, removing two cancer-riddled vertebrae at the top of his neck and replacing them with a 3D-printed (titanium) body part.
History and Geography are no longer boring and dry, and the material provides a wide variety of topics.
Laura Davidson, Teacher