Computational thinking in the educational environment has awaken a rising interest, having been included as part of the curricula from the very beginnings of education. Programmable robots have become a valuable positive resource in order to succeed in the development of computational thinking, demanding proper training from kindergarten teachers…

Objects are everywhere. People deal with them from the beginning of their lives. From babyhood, they start to recognise them and, progressively, learn to define their attributes and designate the actions related to them. Although the basis of object-oriented programming is translating real-world objects into the object-oriented code, learning…