HAPPY 8 a 12 es un programa creado en España que favorece la resolución de conflictos de manera asertiva. La finalidad de este artículo fue evaluar la efectividad de “HAPPY 8-12” en Chile. El estudio se realizó a partir de un diseño cuasi-experimental con pre y post-test y grupo control, aplicándose Análisis de Varianza de Medidas Repetidas para determinar la efectividad del programa. Para evaluar se utilizó la escala de Evaluación de la Competencia Socio-Emocional (ECSE), a 197 estudiantes de educación primaria (3° a 6° año), de ellos 96 son hombres y 101 mujeres, sus edades fluctúan entre los 8 y 12 años. Los resultados evidencian modificaciones positivas en los estudiantes pertenecientes al grupo experimental, lo cual permiten sostener que este programa ha sabido responder a una necesidad formativa existente en el sistema educativo chileno.

HAPPY 8 to 12 is a program created in Spain that encourages assertive conflict resolution. The purpose of this article was to evaluate the effectiveness of “HAPPY 8-12” in Chile. The study was carried out from a quasi-experimental design with pre and post-test and control group, applying Analysis of Variance of Repeated Measures to determine the effectiveness of the program. The Socio-Emotional Competence Assessment (ECSE) scale was used to evaluate 197 primary school students (3rd to 6th year), of them 96 are men and 101 women, their ages fluctuate between 8 and 12 years. The results show positive modifications in the students belonging to the experimental group, which allows us to maintain that this program has been able to respond to an existing training need in the Chilean educational system.

HAPPY 8 to 12 is a program created in Spain that encourages assertive conflict resolution. The purpose of this article was to evaluate the effectiveness of “HAPPY 8-12” in Chile. The study was carried out from a quasi-experimental design with pre and post-test and control group, applying Analysis of Variance of Repeated Measures to determine the effectiveness of the program. The Socio-Emotional Competence Assessment (ECSE) scale was used to evaluate 197 primary school students (3rd to 6th year), of them 96 are men and 101 women, their ages fluctuate between 8 and 12 years. The results show positive modifications in the students belonging to the experimental group, which allows us to maintain that this program has been able to respond to an existing training need in the Chilean educational system.