Ban rubbing out! Why one professor says erasers are ‘an instrument of the devil’

This article is from the source 'guardian' and was first published or seen on May 27, 2015 14:48 (UTC). It last changed over 40 days ago and won't be checked again for changes.

You can find the current article at its original source at http://www.theguardian.com/education/shortcuts/2015/may/27/ban-rubbing-out-professor-says-erasers-instrument-of-the-devil-guy-claxton

The article has changed 1 times. There is an RSS feed of changes available.