The set also includes a toy BMX bike, skateboard, scooter, in-line skates, 4 skater minifigures and a LEGO Road Plate for connection to other sets from LEGO City. The set for 6 year old boys and girls includes an easy-to-follow printed building guide, and there are digital instructions in the LEGO Builder app. With this intuitive building companion, kids can zoom in and rotate and visualize models from all angles as they build. The app also enables them to track the building process and explore and save virtual playsets. LEGO City playsets come with feature-rich buildings, realistic vehicles and fun characters that stimulate open-ended imaginative role play based on everyday heroes and real-life events. Contains 454 pieces.