タイトルまたは説明

Line Tracer educational toy robot. 1) Robo-Jr. Line Tracer: follows a dark line laid out on a light colored floor or other smooth surface 2) Robo-Jr. Avoider: an obstacle-avoiding robot. When it detects an obstacle, it turns right and continues on 3) Robo-Jr. light: a basic Light tracer and follows a light source such as a flashlight 4) Robo-Jr. wave: a basic sound tracer. When it hears sound with microphones, it turns right and continues on