Icemap is a cool visualisation that may be good for younger (11-14 years) students. Follow Lenny the Lemming on his journey through time, as the climate changes and the ice sheet evolves from 37,000 years ago to 8000 years ago.

Lenny the Lemming, 37,000 years ago

IceMap+ is an interactive reconstruction of the Last Eurasian Ice Age, and allows students to track the changes in climate and the ice sheet through time. The reconstruction is based on a numerical model that has been constrained by geomorphological data.

IceMap. An interactive visualisation of the last Eurasian Ice Sheet. Excellent introductory resource.