The delusional voodoo of grading lessons has got to stop.

A brilliant attack on the folly of grading lessons.

teacherhead

Screen Shot 2015-11-28 at 17.51.10

Last week I tweeted this message, along with a link to my Lesson Observations Unchained post from last year.

Screen Shot 2015-11-28 at 17.54.10

I received several replies from people in schools across the country where grading lessons is still very much alive and kicking. One person suggested that their lessons are given sub-grades: 2.1, 2.2, 2.3 etc.  Think about the very special powers you would need to sustain that with any level of reliability!  It’s either delusional madness or a weird power game of some kind.

The de-bunking of lesson grading has been running for some time now. Most people (especially those who run schools) should have read or heard Professor Rob Coe and his report on the MET project study.  If not, here’s a link to a superb round-up by Prof Coe  Classroom observation: it’s harder than you think.  And here are the slides:

Screen Shot 2015-11-26 at 23.24.18 Key slides form Prof. Rob Coe’s excellent presentation…

View original post 837 more words

Leave a comment