Demonstration Polymath (Perspex)


Price Includes 23% VAT

Product Description

Demonstration Polymath (34.7cm X19.9cm) for board use. Perspex. When drawing circles it is held at the centre- point by putting a pencil, with a small piece of bluetack on the end, through one of the larger holes. It is rotated with a round-tipped  board marker through one of the small holes.