This set lets children indulge their passion for adventure and detective stories and makes a cool birthday or Halloween gift for girls, boys, and all Wednesday fans. Check out the other LEGO Wednesday Addams toys, sold separately, for even more fun. The LEGO Builder app offers older children and fans an intuitive building adventure. Within the app, you can zoom in and rotate 3D views of the models, save sets, and track your building progress. The set contains 358 pieces.