Members of the National Union of Teachers (NUT) are launching a campaign of action short of a strike, joining those in the NASUWT who are already taking action.
Industrial action by teachers over issues including pay, pensions and workload will be stepped up today amid warnings of an escalation in the coming months.
More top news
Wet and windy weather spreading across northern and some western parts, with some heavy rain likely across Northern Ireland and Scotland.
Online video giant YouTube has been condemned for failing to take down extremist content including films praising Hitler and the Taliban.
It is much more plausible that Hammond rather than Johnson would end up resigning after May reveals more about the kind of Brexit she wants.