Hero is a robot that hears everything! With three directional microphones, it can locate and follow you, respond to sound commands, and even play tug-of-war—all through sound detection. Simply clap your hands or use the included castanet for control. Hero features movable arms that retract into its spherical body and a large illuminated eye that displays various expressions. You can build Hero from the 142 parts using the colorful 52-page manual, which includes assembly instructions and an adventure comic. The manual also explains how Hero’s super hearing works and introduces concepts like sound waves and spatial hearing. Recommended for ages 8 and up. Requires 4 AAA batteries. Key Features: - High-tech, screen-free play - Three directional microphones - Clever sound-sensing technology - Innovative design - Remote control with claps or a castanet - Four playful modes