Robotics is a vast, thrilling,and sometimes overwhelming interdisciplinary field involving physics, engineering and computer science. This kit gives children a simple, fun,and customizable introduction to robotics and allows them the ability to build 8 motorized machines controlled by programs and an ultrasound sensor. An app-driven ultrasonic sensor commands the robots to perform specific actions in response to their surroundings. The child-friendly app interface includes 8 built-in programs to learn basic programming logic. It also gives you the option to create your own programs. Set includes: - 2 DC motors and Bluetooth(TM) battery box Age: 8 Years + Item Size: 480 x 90 x 330 mm Required 3 AA/LR06 batteries (not included) Gigo, a world renowned manufacturer of quality educational & technology resources for the past 40 years, now presented in South Africa by Lets Learn Kidz. All GIGO products are compliant with CE & CCCs toy safety regulations.