In this work, the validation of didactic units destined to third grade of primary school was carried out, for which the categories of analysis were taken into account in which criteria and indicators are established that are used to evaluate the didactic units by means of a questionnaire that contemplates each one of the aspects to be evaluated, containing the central axes of the units, such as the phases of Wallas (Creativity), cognitive development, both included in the category of cognitive aspects, and a second category called evaluation, in which the following indicators: the error as a form of learning and resilience, from them the results are obtained that are analyzed and are framed in a qualitative work, being of the type of evaluative research, which allows to contrast with the objectives of the work and in this way to be able to make decisions that improve the units, in this way they are satisfactory results in many of the didactic units for the thematic used for the teaching and learning processes taking into account that two (2) units destined for the teacher as well as another destined to the student for each subject are validated, on the other hand, some didactic units are enriched by a theoretical framework according to what is intended to be taught, but their contexts are not clear, leaving creativity and other indicators taken into account in the validation of the didactic units.