3-in-1 ATR (All Terraine Robot) Kit from OWI®. Ages 13 & Older. Skill level: Intermediate. Multi-function tracked mobile robotic kit. Utilize different track modules and make your robot transform into 3 amazing variations: the forklift, rover, and gripper. Using the wired controller, command the robot to move forward, backward, turn, grip and lift. For experimenters with some experience in assembling kits with small parts. Detailed assembly and operation guide.