Celebrate 20 years of Harry Potter magic with four special editions of Harry Potter and the Philosopher's Stone. Gryffindor, Slytherin, Hufflepuff, Ravenclaw ...Twenty years ago these magical words and many more flowed from a young writer's pen, an orphan called Harry Potter was freed from the cupboard under the stairs - and a global phenomenon started. Harry Potter and the Philosopher's Stone has been read and loved by every new generation since....

Harry can't wait for his holidays with the dire Dursleys to end. But a small, self-punishing house-elf warns Harry of mortal danger awaiting him at Hogwarts School. Returning to the castle nevertheless, Harry hears a rumour about a Chamber of Secrets, holding unknown horrors to wizards of Muggle parentage. Now someone is turning people to stone and a terrible warning is found painted on the wall. The chief suspect -- who's always in the wrong place...