johnco wabo the robot gyro monorail scienceExplore the future transportation tool with this little robot. Highly intelligent Wabo, works on the basis of gyroscope effect to achieve the impossible mission running on the monorail with a single wheel. With only a motor to spin the gyroscope, Wabo can keep itself balanced on the monorail. How fantastic! With the help of the 3 interesting props: 3 way splitter, cross switch and seesaw, you can enjoy building a unique track kingdom. The smart