Product Description The second Demon Headmaster book.Everyone at school is playing the new computer game, Octopus Dare - but only Dinah is good enough to beat it. But she forgets who she is when she looks into the whirling eyes of the Octopus . . . What is happening, and how is the Demon Headmaster involved? And what will he do if he really does getinto the Prime Minister's Brain?* The best-selling series which inspired the top-rating television series* Author with sales of over a million books* Prize-winning author - winner of Smarties Prize, Whitbread Award and Carnegie Medal* Now reissued for the first time as a matching set, with eyecatching fluorescent covers and a sturdy sewn binding.* Gillian Cross lives in Warwickshire. About the Author Gillian Cross is one of Britain's most prominent children's authors. She has won both the major awards - the Whitbread Children's Novel Award and the Carnegie Medal - and many others.