I think there is probably a need for a Facebook page. If only to link to and post the chats.
I read this Fearghal. http://fkelly.co.uk/2014/08/pedagooprimary/
I’m a primary teacher myself and most primary teachers I know (in Scotland) are on Facebook or Pinterest. There is a Scottish CfE Facebook site for primary called Staffroom which has 10,000 members!