Kids can play out life in Arendelle Castle with this unique LEGO? ? Disney Anna and Elsa?s Storybook Adventures (43175) set. This toy playset features a customizable, opening book with 2 areas, the outside of Arendelle Castle with a bridge, the castle itself with a folding roof and the inside of the castle, with grand piano and bedroom, plus 2 sticker sheets to decorate the book with.