Mrs May released the news hot on the heels of former Prime Minister Tony Blair leaning on Mr Corbyn to push to remain in the European Union.
But the Prime Minister is resisting calls to dishonour the vote of the people and pushing ahead with Brexit.
The Liberal Democrats and the Scottish National Party will also be set to attack the British leader over her insistence to get down to business – and refusal to let Nicola Sturgeon tear apart the Union at home.
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Ms May began by paying tribute to former Deputy First Minister of Northern Ireland Martin McGuinness – but said she cannot “condone or justify the path he took in the earlier part of his life”.
Mr Corbyn also paid tribute.
Lucy Allan MP first mentioned Article 50 – but Ms May was ready to insist Britain is set to go from strength to strength after divorcing the bloc.
Theresa May goes head-to-head with Jeremy Corbyn
Our plan for Britain will deliver a stronger, fairer economy and a more united, outward looking country than ever before
She said: "The referendum result was about making Britain a country that works for everyone not just the privileged few and that is why the plan for Britain is about building a stronger, fairer Britain for ordinary working families like those in Telford.
“Our plan for Britain will deliver a stronger, fairer economy and a more united, outward looking country than ever before.”
Jeremy Corbyn insisted schools are going to suffer from cuts to budgets – which he said was going directly against the Tory manifesto.
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The Labour leader said teachers are paying for pens and books out of their own pocket.
Theresa May was accused by Corbyn of creating a 'vanity project' with her grammar schools programme.
Jeremy Corbyn again accused Theresa May of creating a 'vanity' school project
Jeremy Corbyn attacked Theresa May on the cutting of funds in education, which he claimed have slashed the number of teachers in schools and has led to a lack of books in schools.
Theresa May refuted Corbyn’s claim and said: “This government is committed to ensuring everyone has a good education. We have protected the pupil premium.
“We have protected the school budget.
“We now see more teachers in our schools and more children in good and outstanding schools, that is the result of this government and the diversity in education and choice for parents.
“This government is about ensuring children get on because of merit and not privilege.”
May said the Conservatives have addressed the "unfair" school funding in the UK.
Mrs May said: "Typical Labour take the ladder and pull it up behind them" as she blasted Labour MPs for sending their children to Grammar and Private schools.
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