The Sage website, including online ordering services, may be unavailable due to system maintenance on September 7th between 2:00 am and 8:00 am BST. If you need assistance, please visit our Contact us page.
Thank you for your patience and we apologise for the inconvenience.
Peter Kelly University of Plymouth, UK
Peter Kelly is a former Headteacher who now teaches at the University of Plymouth. He has a particular interest in promoting and engaging children's thinking skills.
