LEGO Harry Potter Hogwarts Castle The Great Hall Toy Playset 1732 Pieces | Invite your young wizard, witch or Muggle to join students and teachers in the Great Hall with this epic LEGO Harry Potter Hogwarts Castle toy playset for kids (76435). A magical gift for boys, girls and any Harry Potter fan aged 10 and up, the castle build features the largest-ever LEGO brick recreation of the Great Hall, which is packed with authentic details including floating candles and the illusion of sky.