TracerBot is a smart robot that follows your marker line like magic!Command TraceBot by simply drawing a course on blank paper.TracerBot is equipped with optical sensors which can detect and navigate the trail you design.Create complex courses that TracerBot learns to follow!TracerBot’s interactive play helps develop critical thinking and motor manipulation skills, encourages creativity and curiosity, and fosters an interest in science and technology.Design your own trails and compete with your friends on creating the most intricate routes! Help TracerBot move through different obstacles, careful not to topple over a building there!The package includes:• TracerBot 1X (Batteries included)• Ink Marker 1X• A4 Drawing Paper 1X• A4 Test Trail Paper 1X• Instruction Manual 1XAvailable Colors: Red, Blue, & Green. Collect all 3!Note:• Draw a thick line that is at least a quarter inch (6mm) thickness, but not thicker than 10mm.• The line must be Black and Totally filled in.• The best result will always happen when using the exclusive TracerBot Marker.• Draw lines on the blank and flat paper. No glossy paper.Recommended Ages: 5+ HIGH TECHNOLOGY IN THIS TINY ROBOT: Light sensors help TracerBot detect and follow the marker trail automatically. Its micro computer tells it what to do without losing track and will follow the line back to the start! Your robot knows where to go! STEAM EDUCATION KIT FOR YOUR KID: TracerBot’s interactive play helps develop logical/critical thinking and problem solving skills! Design the pathways so the robot can correctly follow the lines with specific orders, loops or patterns, and complete the task! Challenge yourself… and your robot! MAKE YOUR IMAGINATION COME TRUE: Help the mini robot create a city! Show your creative idea to scheme the map, design the layout and draw routes on blank paper, and let the robot roam in your imaginary world! SCIENCE IS EASY&FUN: TracerBot comes with 4 Button Batteries, a Washable Marker, Starter Paper, and Test Trail Paper. It is durable, small, light and easy to carry. Simply draw a course on blank paper and the smart robot will find the way out! COLLECT ALL THREE: Available in Red, Blue, and Green. Design different challenges for each to see which robot is the best. Share them with friends and run the Robot Olympics! Who is the gold medal winner?