Peter Clarke has been a mathematics coordinator and deputy headteacher in primary schools in Australia and London. He has also worked as a mathematics advisor and has written many publications on primary mathematics. He also lectures on initial teacher training and postgraduate courses, and runs INSET at schools and conferences.

Peter Clarke has been a mathematics coordinator and deputy headteacher in primary schools in Australia and London. He has also worked as a mathematics advisor and has written many publications on primary mathematics. He also lectures on initial teacher training and postgraduate courses, and runs INSET at schools and conferences.

Peter Clarke has been a mathematics coordinator and deputy headteacher in primary schools in Australia and London. He has also worked as a mathematics advisor and has written many publications on primary mathematics. He also lectures on initial teacher training and postgraduate courses, and runs INSET at schools and conferences.