Currently #3dprinting notched planks to make a model of the roof of the Sheldonian theatre.
See if you can spot a youthful CP in this @mathsinthecity document: maths.ox.ac.uk/system/files/a…
The #3dprinting #math material that my summer students Holly and Alex created is now online at mas.ncl.ac.uk/3dprintguide/
