Resumen
Enid, the princess of the magical kingdom of Occam, wants to find a way of turning the royal castle into a «mobile palace». To achieve this, she will have to travel with her friend Bert to the world of humans, to visit the former wizard of Occam who has now become a scientist. Here they will discover the secrets of science related to energy sources.
Besides enjoying reading, you ' ll learn about energy sources and their applications.
