Lez Smart outlines exciting new developments in digitalisation of maps which could transform pupils' work on continuity and change, on diversity of society, on local history and much more. Above all, he shows how easy to use (and how cheap!) this new resource will be. Lez Smart explains the opportunities for the teacher to control and refine a learning focus. He concludes that teachers will soon be able to enhance pupils' learning through this most under-used historical source.