The day Purpurina disappears, Ada, Oli and Kat are thrust on a journey to Mars that will test their courage and powers of invention Will they be able to save Purpurina in time?
Join the Tekis, Ada, Oli and Kat, three fantastic inventors, and Algoritmo the robot as they embark on their most important adventure yet

Ada, Oli y Kat son las Tekis, tres fant sticas inventoras. Acompa adas de la robot Algoritmo, vivir n grandes aventuras.
El d a en que Purpurina desaparece, comienza un fabuloso viaje que las llevar , nada m's y nada menos que... a Marte