Enhances creativity and kindles an interest in story telling in young minds Recommended for ages eight and above Contains 325 pieces to provide hours of action and fun Includes a shrine with four Chaos Emeralds, Knuckles' quarters beneath the shrine with a workout area, a rotating floor and grapevine, Amy's hammer, and a catapult to launch grapes at the Eggrobo Knuckles and Amy minifigures, a posable Eggrobo Badnik with a jet pack, and stud launcher, and Picky make the set more lively LEGO Builder app features zoom and rotate models, to let small builders track their progress and save sets Perfect gift for young Sonic fans and kids