Ruby, ¿para qué sirve el orinal?

Synopsis of Ruby, ¿para qué sirve el orinal?

This children's book, titled 'Ruby, what is the potty for?', addresses in a simple and entertaining way the learning process of using the potty for the little ones. Published in 2002, it is a useful tool for parents and educators looking to introduce this topic in an understandable and positive way for children.