Inclusion criteria:  Seven and eight-year-old. Children who are in the second grade of elementary school in two schools in the city of Tunja. Children's families with an available computer tablet or mobile device and internet connection will be considered for the study. Children who have a caregiver 18 years of age or older to accompany them during the intervention. Children with adequate learning skills (This data will be obtained from the report of the course teacher)  Exclusion criteria:  Children who have received a scientific intervention on CPR. Children who participate in a rescue force (i.e., police, civil defense, brigade members). Children with a diagnosis of physical or mental disability (autism spectrum disorder, trisomy 21, Asperger syndrome, Tourette syndrome, attention deficit hyperactivity disorder (ADHD), severe visual, hearing, or motor problems, and/or similar disabilities).